Document MGzqgy9GEjokDzjNq8RDVoJzL

DownloadRandom document
@ HAZLETON CWEARSHINGTnOeN om SEEP 2T0 S1393 AM 1001.02 GENOTOXICITY TEST oN T-5711.1 IN THE IN AVNIDVOC/EILNL'vP.RORLOIFUENRSACTHIEODNUALED DONA SYNTHESIS IN RAT LIVER SSAYS CELLS EINAL_REPOR' AUTHOR Maria A. Cifone, Ph. D. Hazleton Washington, Inc. 9200 Leesburg Pike Vienna, Virginia 22182 LABORATORY PROJECT 1p HWA Study No.: 15515-0-494 . SUBMITTEDTo Buil3MdiCnogrp2o2r0a-t2io-n02 3 M Center St. Paul, MN55144-1000 15515-0-494 September 14, 1993 004385 1 of 33 2 WASHINGTON QUALITY ASSURANCE STATEMENT PROJECT TITLE: UGnesncohteodxuilceidtyDNTAestSynotnheTs-i5s711a.n1d Rat Liver Cells CienllInPVriovloi/fIernatViiotnroAssays in PROJECT NO.: 20991 PROTOCOL NO.: 494 HWA STUDY NO.: 15515 EDITION NO.: Modified for 3H Corporation QoOfpuearltaihettiynagAbsosPvurerocarenedcfueerreeisnncseopdfectptrhioeojnesQcutaolfwitetyrheeAscssotunurddauyncctaeendd/UoanrictcorraednvidinegwaccotoofrdttihhneegSfttionaanldtahrerdeport Fgeinnedrianlgsrefqruoimretmheentisnsopfecttihoensapapnrdoprfiinaatle management and to the study director on GroeopdortLabroervaiteowrywerPeracrteipcoerterdegutloations. the following dates: Inspection/Date S4c-o2r8i-n9g3of slides/ 7D-r1af3t+1r6e,p2o6r,t27r-e8v3iew/ EindingsReported 4-28-93 7-27-93 Auditor K. Newland B. Mullett 9F-in1a4l-9r3eport review/ 9-14-93 B. Mullett aTity Assurance UATE at9/e14/4 Release 15515-0-494 004386 2 WASHINGTON COMPLIANCE AND CERTIFICATION STATEMENT The described study was Practice Regulations as conducted set forth in in compliance with the the Code of Federal Good Laboratory Regulations 58, 40 CFR 792, and 40 CFR 160). (21 CFR To the best of the signers' knowledge, there were no significant deviations from the aforementioned signed protocol that would affect the integrity of the regulations or study or the the interpretation of the test results. The raw data Study Director, who certifies that the evaluation have been reviewed by of the test article the presented herein represents an appropriate conclusion within the as context of the study design and evaluationcriteria. Agelnerraatweddataas,daocruesmuelnttaotfiotnh,is resctourddys,wilplrotboecoalrsc,hivsepdecibmyenHsazlaentdonfinfaolrraeppoerrtisod of at After Teast one year following the one year period, the submission of the sponsor may elect final report to the sponsor. to have these materials retained in the storage facilities of Hazleton for an additional time or sent to a storage facility designated by the sponsor. period of SUBMITTED BY: Lhe 2 Hew SAnudpreeravisL.orHam, B.S. Study Director: 7 Ida C foe Marfra A. Cifone,/Ph. D. SGetnuedtyicDiarnedctoCrelular Toxicology 9/4/93 Date 9-14-23 Study Completion Date 551%-0-494 004387 3 WASHINGTON TABLE OF CONTENTS PAGE NUMBER ABSTRACT ow wet 6 L SPONSOR . owe 7 II. MATERIAL TESTED . . . oo A. Genetics Assay No. v vii. 7 B. Identification Cc. Physical Description 0. Date Received III. TY OFP ASSE AYS FHL sss rbd ara t tbr ree rr nn 7 wv. PROTOCOL NUMBER . . . . ...................... 7 Vo STWOVDATES . ........................... 37 A. Study Initiation Date B. Experimental Start Date Cc. Experimental Termination Date VI. SUA.PERVISStOuRdYyPEDiRrSeOcNtNoErL . . .. ................... 7 c. Study Supervisor VIL OBJECTIVE... 7 VIII. DEFINITION rr eet ttt a tre a eee. 8 IX MAA.TERIAILnSdic. at.or..CelL ls LL... 9 B. Media For UDS Assay CDc.. OCosnmtortoilc APrutmipcsleasnd Label for Cell ProliferationAnalysis X. AE.XPERIDMoEsNiTngDEPSrIoGNced(uWrSe ASSAY) . . . . ............... 10 B. Dose Selection and Perfusion Time C. UDS Assay D0. UDS Analysis 15515-0-494 004388 4 ? WASHINGTON TABLE OF CONTENTS (CONTINUED) XI. AE.XPERIMTErNeTatmDeEnStIGNa:ndCEDLoLsePLReOvLeIlFsERATION ANALYSIS . .. ....... 1p CB.. TIimspsluaentaCtoilolnectoifonOsmanodticPrePpuamprsation DE.. AsIsmeusnsomheinsttocohfemCiecllal PrSotaliinfienrgation Rates XIL. ASSAY ACCEPTANCE AND EVALUATION CRITERIA: UDS . . . . ....... 14 XIII. ASSAY EVALUATION CRITERIA: CELL PROLIFERATION . . . . ....... 1g XIV. INTERPRETATION OF UDS RESULTS . . . . ............... 15 XV. INTERPRETATION OF CELL PROLIFERATION RESULTS .. ......... 17 XVI CONCLUSIONS . o.o LLo L 1s KIL REFERENCES... ......................... 2 XVITI.EXPERIMENTAL DATA TABLES . . . . ................ . 2 XIX. APPENDIX A: HISTORICAL CONTROLS . . ............... 39 15515-0-494 5 004389 -- ? WASHINGTON ABSTRACT gTehneotpouxripcoisteyoofftthhies Jypthests (Us) and tcseetlsultdypmawrtaoesTriiftaeolradtebityoenrmmeia(nsCPeu)ritnmhgeeasNhueArpeadrtoetpoexricioctyunasncdh/eodruled DNA TIntducaeveSrigncieflilcsanatftcehranignesvivfno Gooadferation were observed. UtDreSatinnenrt.a,i heTphaetotceystesmahatueetrS-iiparreascTn-e5n7it1n1d.iu1nctcideoilndl The test material was niont odcdubolpstresuorxeiosnfatfaeoplrpyroa2nx-ai4lmyashtioesulrysof1a25nU,dBS125w5-0e,1r6e 5h0po0r,uerpsaarneaddft1ea0rt00atwmdsmg.i/nsgia"scartdirnapiPnrn|ismaitrsiyemeeshse,psaotorcayttse at mateerialafosruscpaechndepderfiunsiCMoCn. tinepoint, three male rats womtiornecotrecdstesisntgle oral ASA1fp%theournresapuatatonordcaydtaieuotgocrruaalpdthiuyor,egsratphfhroyerewUatDsrSeapwteemrreefnotrimngecrduobuoapntsedtfherwointHhTcdar1c0-htueccir/raildc"uHlrtdurfeosr. about Iwhoeelprerecotseccdehlelf'uoylrarlaonvmaeolrrypshdioossl'eoosgf.y nwuNacoslneeaardoefqluatabhteeelicnfrgoirtbeaerngiaialnynsuiisnsegd mwtiiothptrsiomnceepehodiiignnhtgeswtteoredose oS$feE0tiUomSaacthieenrdiraablty, htSehpe7att1orce1yattemsweanststhaenrdefnooredoseev-arluealtaetdedasr. esipnaocntseivnewdaiss.coarstpessoiUrntsienrdwsauscTthioen wIenrethesbsceelrlvedprfoollilfoewriantgiontreaaasftstameyer,ntidnwoisvteih-vroeltarteeadtmeinntcreaansdesininvictorlolpcruolltuirfee.ration gSSroabnmedpdildteeidonOfiwnetrpheaerallfaifbvieenlr.edandwSiatdmhpuloedBserndwuUenrfewoerrael7s2oFtihhxoeeudrtsesintusi1mn0ag%tenAreLiuZatElrTal bFobrveacweciainni"pmuamlapsnsd.pTearter pathologist. processed for. snelymon bya : I3S5emcumtneioloh]niss2t5forcoshnaemnptilhseetsrTyfe.rfotnElatachtheerasdl1u,ioddeemnewudamisanwperraeenpdatrarekidegnhwtiatnlhdateSprreaolcceeslseoobsesfoonf the Tivers TPIinitntcterremoarunnocadlaegnecuonno.tfromluTchlefeoirduidonedcleoinrvupenorry(aatoifrnagplaibldeallbyelapnrdoinliitfmhmeeurnaolthiiivnsegtroocwrhagesannt)dcesntwsierosntmasiobngoitnrhgs.aTinvTehre ijnnccrreesaassseeels iinicnalclceeyll;ll" pprOronollliyiffehererapatatitioooncnytwewaesrneuicnoldbeuisceerdwveeradendaetsnut5ma0et0riastntegidyc:sagllyi`Ansgidogornasiriferirccycaantted Pgoosuitlidv;e wfaosr tthheereifnodruecticoonnsoidferceeldl nunmg/g. npergaotiifveeraftoirontheinirnadtuctIivoenrof Ups and roses, 15515-0-494 004399 6 WASHINGTON In Vivo/In Vitro GUennsocthoexdiuclietdy DTNeAstSyonnthTe-s5i7s11a.n1d iCnell Proliferation in Rat Liver Cells I. SPONSOR: 3M Corporation II. MATERIAL TESTED: A. Genetics Assay No.: 15515 B. Identification: T-5711.1, L-1276 c. Physical Description: cream-colored granular material D. Date Received: February 24, 1993 III. TYPE OF ASSAYS: IDnNAViSvyon/tIhensViistrAsosayRatwitPhrimTawroyTiHmeeppaotionctysteaUndnscCehlelduled Proliferation IV. PROTOCOL NUMBER: 494, Modified for 3H Corporation v. STUDY DATES: A. Study Initiation Date: February 24, 1993 B. Experimental Start Date: March 11, 1993 C. Experimental Termination Date: April 29, 1993 VI. SUPERVISORY PERSONNEL: A. Study Director: Maria A. Cifone, Ph. D. B. Scientist: Marie E. McKeon, M. Phil. C. Study Supervisor: Andrea L. Ham, B.S. VIL. OBJECTIVE: The objective of this assay was to detect DNA damage and/or hunespcahteodtuolxeidcitDyNA csayunstehdesbiys th(eUDSt)estandmatceerllialproblyifmeeraastuiroinng (DCNP)A mreeapsauirredas as 15515-0-494 7 004391 ? WASHINGTON - TSh-ephaesxeistienndcuectiaonnd net nuclear grain cdioenugdnrutecseedoinfin DhrNeAaptatdoalcmiyavtgeeers wceeorlbeltsaiinaneffdteerrrferdoimn fvtrriomevaotaentdreiaantncmiremenaatls.se in waahnrdeenruencssoupmleptcariefidinedttohebutthionsnceuosrtpforrobaemtiruonentcroegoanftiezndaebwlaebnaismbeayslst.he(icnTechlleludutilynapgres*rHeo-pftahiDyrNnAisddyiasnmteae)gme into DNA during a short (4 hours) in vitro culture period (1). drCeeeltplelcitcpartobilroionfmeordianetoixroyatnurimTdeiiavnseerureu(dsBridntUgh)eanifrnacicomtrmipuoonnroahtioesfdtoccdehulerlmisincguanlDdNeArtgesocyhinnntighqeucseeilsl(.2,3) to vAlinivivomerawslistwhewreeraneiAgsLioZvlEeaTntedaosfsmioonltglilocewinpogurmalpaddmioimsnpeilsatnotrfeadttihoesnubtceousfttaBnrmeadotUuesrflioyar.l 72andhoutrhse in 7Q2u-ahnotuirficpaetriioodn oifndiccealtlessthiantcrehaasveed icneclolrpporroaltiefderDaNtAiopnrecinurstohresliovveerr the (4). VIII. DEFINITION: drTeahstecrlLiiDbvSeedrascsbyealylWsiilsl(idhaeemspsia,gtnoec1yd9t8e0tso)(m5)eu.assiunrgHeeptahutenosccayhutetedosurlawedediroegDrNAaipshosilycanttethdeecshifnsrioqm(uUetDhSe) in tplheiervcerbesrntiaeogffeeraoxtfpsostuherexepocspeeelrdlisodein,ntvesiorvotSh-tepohatishneecotr(eprsoetrpaltiaicroatnitcilvoeef. DNAOnlsyyntahessmiasll) *HTdr into DNA dduurriinngg maiernatisvcuilrteer.oofcTuhltithseuriUrnDegSp,amieraassoufarneDamNleAynzteddamoafbgyeDNaAcuatruoserepaddaiiorbgyraaptpprheeyaa,rtsmemntatoy wbiethustehdeastesat correlate well with known mutagenic or carcinogenic activities of chemicals. TaHnheepsaietnoctrpoeraxosileciafneitrnsatcieslnulgchpceralosllsicfamerarbyaontiboetnedterttoaecchrtleeopdrliaddcueerinanengcdroSdt-iipnchiatstreiostsoaulneauleyn(se3i,s6i.)n.duce pOisrtohcenerostschaebpumptiacraetlnhsteremhaoyawrecienlndluucmeeprrooSul-sipfhemaresacethiaionnnistmmhsaeywahbaicsctehncicenanothfebehceaaprfacftioentcootxegidecniidtcayr.ing It ptrhreeopblaipbcriaoltbiiatobynilio(tf7y-c10oo)nf.vesrptoCinhntegamniecuoanulrsleypamiuirtneaddtuicoDenNdsA ceaalsdldwuecpltrlsoliiasfnetoriantmciurotenaatsiemoanytsh.eincrease tpUrrnaesnncsehfoeopdrlumalesedtdicccleloplnoepuplorafotlicioefnlelsrsa.tlieoandSiomnmegaytoofalsttohheespeelmaeyerxgaamepnrlcoeelseoaficntatbhfyeulaleyxpnaonn-sion of tngeeocnnhognteionqxouiteco.ximcechcaarnciisnmogaennds itas isweltlheoasregteincoatlolxyicpocsasricbilneogteonsdetuescitng this 15515-0-494 004392 8 -- 2 WASHINGTON . IX. MATERIALS: A. Indicator Cells B. C. 15515-0-494 pY1o4ungat adtuhlettimmaeleofratdsosionfg,thweeSrperapguurec-hDaasweldeyfrosmtraCihna,rle1s0-1R2ovewceeks LwLoaasbaorsoaetlmoeracitneesd,sotuoIrncmce.a.xi(mCiArzn1ei:mCaOglesBnRe)ts.icchedhTuehltieesdrohgeefaonlretihtthyiysraasnntdduodmayssbwurreeerdeascrtcoreeassissnd ACanecircmtoairlfdsiiendgwerteRooqdsuetanartnandtaCirhndoewd(opFeorarammtuiilnnaignu5pm0r0o2oc)fedu7arneddsaywsaatnepdrriwaoedrre1tiofbeirdteuPsnue.rmina CAaunslistmiuagrlnesmse,nwteruestionagnsetasubtdoyhuettgirz6oe0udpsngp/rakingdorsitododeinustmuirfpgieecnratytoibofanorrbbipytraetlpa.ialraatrtdiaotnwtoeoeo.rf cell exsanguinated during the harvest procedure. 3Th1e3.0l-i3v8e9r.6celglrsamsfofrorthetheUDSearalsysaytiwmeerpeoinotbtaaindned324f.r4o-m40r4a.ts weighing for the the later timepoint. livers in sity with a The cells were obtained by collagenase solution (see 6 grams perfusion of aUnDdS wAsesraey)u.sed Mtohneolsaaymeer cdauyltufroers anwaelryesiesstaofblitshehedUDSinaccStueilcvttiuitroyen.dXi.sCah.yeys hcuumlitduirfeisedweraetnomsapihnetraeinecdontaasimnoinnoglaaypeprrsoxiatnataebloyut5%37C0C,.in a For the cell proliferation assay, 408.4-483.2 grams. Approximately rats were used 24 hours after that ranged dosing, the from animals were Moore, Inc.) anesthetized using Metofane inhalation anesthesia and one (methoxyflurane, ALZET' Pump Pitman- tfwoao-svreenantsoyev-pattluiocoaflholuytrhseinTlsaietvreetrre,sd aasnnudibncadulutsoadneweneouruneslya(nceo(nsdttorhroselatlizoersdguarnwf)ai.che)p.Ceor, animal prior Media For UDS Assay TTehnetecdellwitchult1u0%resfetwaelreboevsitnaeblisserhuend, f2n mWHi11L1-agnlsu'tamMiendei.um10E0spuappilne- wsittrheoputtomysceirnunsuilsfarteef,erraendd pe t1o50a#sg/WmHlEL.gentAfatmeircinthe(eWsMEt+a)b.] isWhMoEe+nt 47riCoid/,mMoclueltu(rWeMsE-twreeraet)r.efed with WMEI containing 10 KCi/ml *HTdr, Osmotic Pumps and Label for Cell Proliferation Analysis TTTAhhLheeZeETppuupummsppoesds:hmwaoestrAie2c.Sp2ip0rnu0egm0-lpfesui]lT(loAetcLdaZpA(wa#ic0Cti4oht2ry2p0Bo5rwr)diaUtthiwoaantsa,'4puusPmecapdolnocrteaAhntlretsooru,gohfoCuA1t)0, thMeodesltus2yM-L1 1 hace. 20 ng/ml. atioy Sf 004393 9 WASHINGTON D. Control Articles 1. Vehicle control A vehicle UDS assay negative and five control consisting of three rats for cell proliferation rats for the treatedby oral gavage with the vehicle, CMC carboxymethylcellulose, 9004-32-4, (high viscosity Sigma Lot # 121F0644), hwaespatpoecryftoersmeodrattisaslluestimweeproeinstusb.jectVeedhictloe alclontorfolthe manipulations Dosing volume used for those of the vehicle derived control from treated animals. animals did not exceed 10 ml/kg. 2. Positive control article and Five rats for cell proliferation were treated by The positive control compound S-phase in rat hepatocytes in is known to induce UDS or vivo. The positive control for the UDS timepoints, 62-75-9, Sigma Chemical Dimethylnitrosamine (DMN, CAS# Co., Lot# 29F0679) was dosed at 1150-1m6g/hkogurfsortitmheepo2i-n3t.hourFsor tciemlelpoipnrtoliafnedra1t5iomng,/kg15.f0omrgt/hkeg of DMN was used as the positive control. Three rats forUps intraperitoneal injection for each timepoint. E. Test Article 0F.o5r%thCeMC pwraespamraadteionby oafddtihengdoCsMCingpowsdoelrutitoonsdeioofnitzheed tewsattearrtwiictlhe, csotnicrreinntgr.atioTnhse otfest12.a5r,ti2c5l.e0,was50.s0usapnednde1d00 inmg0/.m5l% pCMrCiorat to dosing for each timepoint. The maximum dosing article did not exceed 10 ml/kg. volumes for the test X. EXPERIMENT DESIGN (UDS ASSAY) : A. Dosing Procedure For the each test timepoint, three rats were article. Delivery volumes treated by oral were calculated gavage on the with basis of the volume most recent of the test aanritmiacllewesiugshptensainodnstheadmtianrigestterdeodse.did Thneotmeaxxciemeudm c1o0ntmrlo/lkgs. werFeresuhsedprfeopraraatniyontsestoifngtespturpaorstei.cleCoinnfivremhaitciloen anodf the concentration and dosing of of the tahessatyeswtasmatneortiadleteurnmdienredconinditcioonnjsuncotfiopnrewpiatrhation this study. 15515-0-494 004394 10 -- @ HAZLETON WASHINGTON B. Dose Selection and PerfusionTime The for highest dose of both timepoints b1a0s0e0d mgon/kginwfaosrmasteiloenctesduppalciceodrding to protocol, dTihlrueteioanddisttieopnsalanddosaesminoifmutmestofma3tearniiamlalswerpeer pdroespea.rbeyd thuesinSgpon2s-ofro.ld timepoints were employed after the administration for sacrifice; 2-4 hours Two and 15-16 of a single dose of the test hours oral gavage. article by Cc. UDS Assay WTihlisliaamsssay(1w98a0s),baMsierdsaolnist,heTypsrooncedaunrdesButitnerrwaotrsthdes(c1r98i2b)edbanyd Butterworth et al. (1987). perfusion of livers in situ The for hepatocytes were obtained about four minutes with by bbiaslan(c8e-damisnaolettshy(lCaeTMth-eMrg)~--Nf, reN-et)etcroanatcaeitniicngac0i.d5 Hanks" mM ethyleneglycol(EGTA), buffer at pH 7.2. collagenase (WMEC) Then WMEI containing was perfused through and 50-100 units/ml of the liver HEPES moifnuetxecsi.sedThleivehrepattioscsyuteesin waereculotbutraeindeidshbycmoencthaainniicnfagolrdi1s0p-e1r1sion csluusmppesndeadnd tdiesbsruies.andThceellcsellwerseuspaelnlsoiwoend WMEC. The to settle to removecell was centrifug cell pellet resuspended count, a series of 35-mm in WME+. culture After dishes obtaining (at least a 6 ed and the viable cell per animal canoinmtaalinitnog asase2s5s-mamttraocuhndm,entplaesftfiicciecnocvye)rslwaisp and at least inoculated 2 per anima] with approximately 0.5 x 10 per dish. Individual cultures were viable cells in identified with 3 foreach ml of WME+ eartag number. the animal . Ahnumaidtitfaicehdmenattmopseprhieorde ofcon1t.a7i-n2i.n0g ho5%ursC0,atwaasbouusted37toC in a establish the cell cultures timepoint, an aftotracthhmeenetarpleireirodtimoefpo1i.n7t-.2.0 Fhoorurtshewalsatutseerd. After ctuhletuartetsacwhemreent repfeeridodw,ithun2a.t5tamclheWdHEc-etlrlesatw.ere Thrreemeoveodf andthe thereplicate cultures from each animal were replicates were used to assess used for the attachment. UDS Any assay; two remaining ofthe wauetroerakdeipotgrfaoprhya.nalAytstiaschimnenttheeefvfeinctienocfy tweacshnidceatlermpirnoebdlems cultures with cultures from each animal trypan blue dye exclusion by to in situ microscopic for analysis, two using determine the viability of the attached cultures. 15515-0-494 AwefrteerreafeldabweiltihngWMpEeIriocdontoafinaibnogut 0.425houmrMsthlyambiedliende cealnld cultures returned t18h.e2 ihnocuurbsato(r15-f1o6r h1o8u.r7s-19t.i2mephooiunrts).(2-N4uchloeuirswetriemeptohiennt)swoolrle1n7.8b-yto es 004395 n 2 WASHINGTON cafeidlxdleidtimooinnnoltoahfyree1re%s)cshoadfniogurems10coifmtirnaautcteeetsitcomiatnchuietde:cseo.tvhearnTsohlleipcs(e1l:(l3c)sonawtneadriondirnnigoexdtthefor casotlaitdleeesda,stsdlii2pd4peeshdowuerisrn.eKsotd`ToahrkeedNfTiBxf2eodrem7cuoldvsaeiyrsosnl,aitpsa4ndwCedrreiinemdol.uinghtteTdhteiognehmtiglleaBjesvosens cfainodxnetdea,oisniiannndgprDsortciaeeidrnuiertdee.?w.ithTWhielleimaunlss'iomnsodiwfeirceattihoenn odfeavelohpeemdatoixnyl5i1n9. D. UDS Analysis mTtahhgeenivcfieidleclosatiwsocenrreeeunenxdoeafrminoaineldamuitimocmmreaortssiiccoonpciocauanndltleytrh.eat fUiaDepSlpdrwoawxsaismmaetdaeislsuyprlea1dy5e0db0yxon cg{rocauyintntosipnlgainsmnituchcrlceeoeaurnntgu)rc.alienasrT-hisasinzdevdasluubaerteraaissctriaendfgjearctrehenedt atvtooeraaesagcehthneunmubcneeltreusnoufclear gcoruanitnincgo.unt. The Coverslips were coded to prevent bias. in grain Tsunheleleescnsteetdotnhcueecrlllwesiasreongriaenaidcnihcactoceuodnv.terswalOsinplyde(tntuehcrrlmeeieinecdwoivtefhrosrlnoifrpimsfatlypemrroarnapndhioonmallloy)gies wnseuymnreterhoesuscsiosretdoo,cccuoarunrndetdawneyrraetohceceraxsciltouhndaaenld ranesupcalicereillssybnltaihnceksweihnsie.cdh bTyrheegprlaaivicenarstaigvteeosmDeNaAn tanvheeetratngrueicdplleiafcorratgeeraacichnovtecrroseulanittpmse(n+t(1sc5to0annddtiaottraidlond.envuicalteiio)n)fowraseacdhetearnimmianledanfdrom XL. EXPERIMENT DESIGN: CELL PROLIFERATION ANALYSIS . A. Treatment and Dose Levels AaannNailnyaazlnesimcgaerllsalmwpeerraocelhidfodesoresaedtilaoesnvedlaefstcaernirdbeacdonstiirnnoglltehgeorroUauDlpS wseercetiouns.ed dose. Ftoive B. Implantation of Osmotic Pumps A2aL0nZ0eE0sTt4h1etMioozdfeeldBrud2sUMLiInagt oMsa emtocotofinaccneenpturmapatscicoo(nrLdooitnfg#200t4o22m0gs5/t)maln.dwaerrdeThepprroeaclneoidanudareledsswwieatrnhed a(ndeorspaulmpsuprefracaen)inaalppwraosximaasteepltyica24llyhouirnsseratfetder sduobsciuntga.neouTshley 15515-0-494 00439 12 -- @ HAZLETON . WASHINGTON incision was closed with wound until the time of sacrifice to clips and the animals monitored ensure that there were no clinical signs of infection. prior to sacrifice. The osmotic pumps were implanted three days Cc. Tissue Collection and Preparation Each aninal was anesthetized prior to removal of organs for analysis. and fixed iTnheneutthroarlacibcuffcearveidtyfowarsmaloipne.nedAancdrostsheselcitvieorn reomfoved duodenum, a each animal tissue with and fixed. high cell turnover, was also The duodenum was included as removed from an indicator that label liver, 5 was administered correctly paraffin embedded sections to each animal. were taken from For the the left lateral, prepared right median and right anterior lobes. Similarly sections of the duodenum were also made and a section of : the duodenum according to was mounted on each standard procedures slide. Slides were also prepared for examination by a pathologist to determine if any abnormalities werepresent. 0. Imnunohistochemical Staining The slides were using first the deparaffinized and rehydrated prior to staining BIOGENIX Supersensitive Kit using DAB stain and hematoxylin hematoxylin counterstain. and eosin for Parallel slides were stained analysis by apathologist. with E. Assessment of Cell Proliferation Rates The section of that the label the was duodenum properly was microscopically administered to the examined to ensure animal. Once eTxabaemlineddelifvoerrylowbauslarcondfiifrfmeeredn,cessl.idesLafbreolmingthweasdisfifmeirleanrt Tobes among were the . lobes left therefore cell lateral lobe. counting was The percentage performed of nuclei with sections incorporating from the label in the liver was determined microscopically. counted were randomly generated by computer. The areas to be A 1.0 mm square indexed ocular grid define the counting divided into 10 area. At least x 10 2000 squares was nuclei were used to examined per animal with a minimum of 3 sections and 6 fields per section. Any nuclei containing that were any brown blue were considered chromogenic hue were unlabeled and any nuclei considered labeled eunnulmeesrsataedc.learFiealrdtsifatchtatwacsontpareisneendt.areaOsnlyofhneepcartoosciystewenruecleniowt ere included in the evaluation. The slides evaluation as to treatmentgroup. were coded for (blind) ee 15515-0-494 004397 13 WASHINGTON Sfo-lplhoawsse: nuclei Tabeling indices for each animal were calculated as Labeled S-phase nuclei (LI)=no,totoalfnol.abeolf hepatocytest countedi X 100 XIL. ASSAY ACCEPTANCE AND EVALUATION CRITERIA: UDS Atsnhaetiastsfesisaetyd.rneosruTmlhatilsslyolinwislltylinigbfemaalclyonnosofitdteherenecdocmrapicatcseesrpitaaalbllleistetfseotdr ebveallouwatairoen situations, of so ttrhheeelicasrbtiiutldeiyrtiydaiarneodcrtocacrocnesmpiutdsatenrcieenx.gercoitsheer sccaiuesnetsifitchatjudmgingehnttafifnecmtodiafseyaiyng 1. cfTahunesioavnfifaebpcirtloiccteeyslslonfyoirtemhleadllhyaenpdeaxtcvoeiceaydbtsielsi7t0cy%o,.llseoActvevadalruifeerstoymbeotlfhoewfapc7et0ro%-rsare ntvoirtaebaitulmniectnoytm,mwointthhenroertfeosnrteeceansrostaicrllioewleyrmdayeltirmbiietmernwetiflallle.ctbeedTsoexitni.cipteyrfuosfion 2. vTaihsaesbaiyvliitatrbyeialtoimfteynatotsftamctuhhseetdmcobeenloll7sa0%yeirosrcaebglorluetatce8ur5l.%t.ureNsormuasleldy,forthethe 3. paTdohepequulpaaottseiiotnfivoerempctlhoenotyredodeltweacitssiournseesodpfontUsoDiSvd.eemoannFdsortrtahtteeestmetmthaahttoedrotilhaoelgsycelwlas pcoasuistiinvgewecoanktroorl to indicate WS. notreUDaStmeancttsivmiutys,t etxhceeeadverbaotghe For test materials clearly rcersiptoenrisae utsoedthe causing a dose- raeblsaetnecde oUfDSaacptoisviittiyv,e caonntarsoslaylowisltl fober ateccchenpitcaabllereiansotnhse. 4. GoanfrdaitnhateceoTevuaanstltuadta5i0toannuocbiltfeaioibnpteaedirnpecedurltfaunrrioemm.altwoGirsariaencpclceiopcutanattbeledcautlaatsurpSeahsrotuld be available from 2 of the 3 animais treated. 5. Atainmamelipynoziiemndutm.doosfeR3epleedavotseelstrlieinavlesltshenweiefldilrsotnbleytrainaaaullgymzetoendtactahhtieeevnaecuhmbaertotoafl opfre3vidoousselylaesvsealysedbutasmuasctcepitnacbllued.e at least one dose abSsaessvaieysr.alforcThreeivtaecrlriuiaatteirhioaanvefoofbreeanateepsoststiamtbailtvieesrhieradelswphoaisncshea,ctair1vefembeaitsn,edthpeornovUiDaSde a 15515-0-494 14 004395 2 WASHINGTON dmseitsnacitrniisubtneidcianlbcyreaCanasaselcyisraiensqouiorfaenddthGefaoyrhliosartosri(i1gc1na)il.ficdaantta UaDnSd rceaslpcounlsaetiogne of the tThhaettecasutsem:aterial is considered active in the UDS assay at doses 1. cAfoninvteirnogclrraeiaansvseerapigener,thneulcelamedeuiasnnganebtotoveanuptcohlseeiatcriovngecruanrirnuemnbcteorunntaengdat/tooirvaet least 2. Tihnecrepaesrecenatt loefasntucl1e0i% awbitohvefitvhee negative control animals. aovrermaogree onfetthgeraicnosncutrorent IaGlensndoeircaablteleym,eUtD.SifacHttohiweveivfteiyrr.,st sDacitofinfsdefiratecintotinonDiNsAo-fsdaaotmnialsgfyiineogdn,e agctehonentdsistecicaoonnndgciawvniellala so cavofanfrdeicietttiyoonnoslfyanrauecmlcieonanorsrii1tdayebreelodifngitnhepaantcetleelrvsna.s'l,uatTainhodenr.ewfeoarkIne',acgaebsnoettssh moafythsetroabnogvley where wtIihnleclrtehabrseeeescoanansriiemdaenlrosetd sohabocswteirvvieendcrfeoiarnsetashl.lat tchIofrnedetihteainoninemaglaistf,ivceetlhelcsonttefrsrotolmmaattnweiornigoalfls nsuhcolweuasn, atvheeraagsesaTyeswsiltlhannor-m5a.l00lyorbemocroensitdhearned1.0i0nvaglriadi.ns per tThhee atebsotvemactoenrdiiatlioniss acroensmiedtereidn ainnyactofivetheintrtehiastedassaanyimailfs.none of ctWehhleenluplrraeerssuerlnectsespooanfrseeasn,deoisatenhderrtehsceploenarsreelp,yrodtpuhocesiibtfiirlveieqtuyennocoryfcddlaietsaatrrliyabmuontneiggoantsi1vioedf,es . I"sweackonspiodseirteidv;e" tohre t"eesqtuivaorctailc"l.e iAs animals shows increases in nuciear gtrhoeunpclinaswshiifcihedonaes o"fnagtharteiev.er, labeling will be decided on a Ifcanrsaoecmtitbvyheecaaancsitemiavbleassiasannidmdaelpt,heendtiphnregesleoenvneclethooerf laaevbcestleinvcioetfyoaficntaiccvetilitlvysitiyfn roicnmelltshe surrounding groups. tpThoheientUpDoSstoiatcietvsietviimctaotynetroomfluttahneguecntlieecsatromrlaatcbeaerrlicianilgn.ogiesnUDinScoterliuissckeidtaesadssocbaiyartteeefdsetrweintche dpaaogmteaengntecsy iionnfflttihhciestedtaesssatanydagtiehsentparvaosabialabalbmyluetmaogrreeenpdaoierrpencmdaeerccnhitannoiogsnemnst.hethaStnoympeoen footfrhmeDsNA 15515-0-494 004399 15 2 WASHINGTON sontfurcalDteNeiAcdthaaacmtiadgset.hearceTehlurlse,p`apitohrpeeudlpawotisiotinhtoiuvetemplctoohyneetdrionlwcsaosrparroeersaptuiosonendsivoteof dneemwonand the methodology was adequate for the detection of UDS. XIII. ASSAY EVALUATION CRITERIA: CELL PROLIFERATION AgSoa.plMhceauaslneataenvddalusfetosar.ndeaarcSdhtatdtiresevtaiitacmtaeilnotnangfaroloryusptihsuesiopnfegrcleatnbhteealgiinengdiovfiinddSue-axplhwaaassneimpceee]rlflomsremnwesedre ftuhrseeiangtcmaesonenteo-gfwraoyvuaprainacanolcmyepsairshiestooefnrsovgaewrneieraientcyde,onteercahnwnikitqhtureaDsnusmfn(eo1tr2'm).satito-Cntosnetsrtoofl(1t3hv,eerd1ea4u)t.a In wSpee-rrpecheanspteeargpfeoerrmcienednttahpgereiocroinnctuoarrdaeonnsatelyscgiorsnoturpooflthvagatrroiudapenvciaeattaenasdsiDfgurnnoinmeftit'chsaencSte--pthelsaetvse.el An of P<0.05 was considered significantly different than the control group XIV. INTERPRETATION OF UDS RESULTS: Aitn 0t.h5e%rCeNqCuesatt dilutions were oafcotnhceenStproanstoiro,n used to prepare otfhe 10t0esmtg/mmalterainadl,serTi-a5l711t.w1o-wfoalsd suspended suspensions of 50.0, 25.0 and 12.5 mg/l. TIhnedivtiedsutalmatdeorsiianlg astpopcekasrewderteo dosing o Three rats per dose pfroerpmaraedunfiofrormeacshustpiemnespiooinntinjutshte level per treatment were treated pvreihoicriet.o with 125, 250, 800, and 1000 mg/kg with volumes which did not exceed 10 ml/kg. gaFodolmrlientcihtseetdreaatfrioloryn tthioemfepUaoDiSsnitan,sgslaepyedrorfsauensgieoodnfs itnhweevrietaebsiitnliimttaiytaetre(iddaelt2.e.r3m-i2Tn.he6ed hhobeyuprasttroycapyfattneesr . bpleurefuseaxtcelus(iToanb)le fr1)o.m and the viability of 6thT8eh.e34a-ta9tt4at.ca2hc%ehdmeoncfteltlheseffwitacositaelnvceyrcyelvlgasoroidec,dollrfearcnotgmeidn3g9.i0nf%r.otm8h7e.1% 74.3%-95.9%. Tdcohenetterrmomilinniemtdurmeabtycmreicntotemsrpaira(iTsafobonlre tao2)U.DtShe Trheaevseproaanvgseeresagaetofmtehtaihnse ctoinmceuproriennttwenreegative net nuclear grain count cyfeeolsrlpsotnhsceeonncteoagniasntiiisnvtgeedcfoionvfterooalvrermaaongrieemalmnseeatnwansnuectl-e0na.ru37clgeraaanirdnsgtrhaewiansav3ce.or6ua%ng,tes p`eeAxrccpeeoensdtiitniogvfe c4nou.nc6tl3reoi(l5cvonanelttuaeig)nr.ianignsNofniaevbeovooefrttmhhoeeretcrogenrtaratoimlnesntvsa(l1uw0ei%)thabotrohveeattthelesetasatmvaetr1ea3rg.ie6a%lnoefsgaamttpihlveees ctcohaneutsreDodHlN.nturceFlauetramtrehneltrasmboerliein,ndgucneosdidgoTnsaierfg-iercealniatntlceyrdeadsitefrsfeenrdiennwtansucflerevoainrdetnhltea.benleigInangticvotnehtartast, 15515-0-494 i 16 004400 ? WASHINGTON gcornetartel]y provide ceaoxnncicemleaudlsesidvweecrreeivtirederesinpaconeussiefvodre',tothtehienldaticecksattoefrUeDUsSDu.SitsinSwdieunrcceteioctnohnesbiypdoetsrhieetditveessot material samples at the 2-4 hours timepoint under these test condsyjens. suHlneidadeverigloyai-nnlaglaybzeOelNdeA,dreantpulcilTeceiaatsit(obn5l0a0c(kSce-enplheladssew)wietrhaes nosupcmpaeonrnsoeeudds phase tgoraiDnNsA) rerpeapirre.sentForcelelasch and the incidence of a s1t8u0d0ycwecalasllscuTlooawbtseaednrdveaddnidd(Trnaeobptloertien2)dt.erffoeTrrheeeawcnihutmhbaenrtimhaeplreassosenanytt.heinbtahseis2-o4f hasoulrost gaFoodlrmlientcihtseetdrlaatftioeorrn tthioemfepaUoDiSsnitna,gslseapyedrofrsuaesnigoeondfs tiwnheevreitaebsitinliimttaityaetre(iddaelt1.e4r.m9Ti-hn1ee5d.h5beyphaottuorrcysypteaesfster pbleurefuseaxtcelus(iToanb)le f3r)o.m and the Viability of t7hT3eh.e4a%ta-tt9at6ca.hc9eh%dm%encoteflletsfhfewiactsioteanvlceyrycvegalorloisde,dcorlfalrneogcmit6ne0gd.2fi%nr'-o0mp8on91% 85.04-97.0%%. 0Tct.hha4eel8c,mu1li5an-t1ie6ndunhobuacrsrseidtteirunipeoanpofitonhrteaa(vUTeDarSbalgeree4s;pofoanvsteehreaagtneegtmaheetainvleantecetorntntruiocmlleepaoarinnigtmraalwisanseforn egrxacienesdian=vge0r.4a6.g75e%2)p.oerrcTeathnetlecoarfsittceerl1il0as.8%wceoroneftatmiheneainngnuncefltievienuccoolrnetamaroirnegirnangientficnvoueucnltoesrarmore gnnoruacidlnoessa.er-rleaNlboaentleeidnogftrtsehinegdntiwrfaeisactaemnvetinldtyesndtiw.iftfherTehtnehtepotfsreiostmtivmtehaetecroninetagrlaotlisvaetmrpecloaentstmreconaltussesdud riiennsdduuilccteasdtewieUnrDcSer.ecaosneSssiindcieenrentdhuecltoepaorpsritolivavibedeelicnocgnotnrceolxlucseieavdneiinmgealvsitdheernecsceprointfdeoerrdi.atheuthseeJdactketoctof uDnSderIntdhuecsteiontesbty ctohneditteisotnsm.aterial samples at the 15-16 hours tinspoint 2 Hgubnesdaeevrrivgleoydi-nlgafobreDlNeAeadcrhenupclalnieicinaatli(obnilnaacstkheeonpepd1o5s-we1id6thhtoonuurmDseNrAosutrsuedpaygirra(.iTnasb)lTeher4e)pnurmwebasesern.tlowcelanlds did not interfere with the detection of UDS. XV. INTERPRETATION OF CELL PROLIFERATION RESULTS: A. General Observations dCeuloldsenusmtaifnreodm awlilthofthethebroawnnimaDlAsB cusherdomoignenthewersetudoyb.servNoed in the 15515-0-494 7 004401 WASHINGTON unscheduled deaths occurred. The animals indicated proper delivery presence of of the BrdU label label in all the and acceptable immunohistochemical staining. control) was eliminated from One animal from the study because Group 6 (positive the results dtoemoinnsdtucreateldargae laicnkcroeafsersespion nsceellby ptrhoelifaenriamatli.on Since (15), DMN isknown this may have represented a dosing error. The livers of the treated aninals showed a dose-related increase in weight induced a compared to significant control animals. The 5000 mg/kg dose increase (p0.01). The mean liver weight of tThaergeposiintcirveaesecsontirnolDNwAassynntothessiisgni(fanidcanStulbyseqeuleenvtatecdel]even though 2prmoelainfertaetrmiionna)l wbeordey iwnediugchedt. thaTthewahsighlesdsosethaannimcoanltsro(lGrvoaujpue5) had (p< 0.01) indicating some related increases that did toxicity. not reach Lower doses showed significant levels. dose- STides fron treated and control animals were also examined and gross findings at and/or incidental the time of sacrifice were generally sporadic with no apparent relationship to treatment. B. Summary of Labeled Cell Counts for the Liver A summary Table 5." of the labeled cell counts for each Individual animal counts are shown group is in Table shown 6. The in mean labeling column. index There (LI) for each group is presented in the third was no apparent preferential labeling in any of the Tobes and the label was random within the Tobes. 8 to 9-fold increase over background. The mean labeling index of The mean background indicates that less labeling index than 1% of the (Group nuclei 1) was 0.95 which had undergone DNA synthesis increases during in the the 72-hour labeling period. Dose-related labeling index were induced by T-5711.1 with . significant increases (p0.01) observed in the dosed Groups 4 and 5 (500 and 1000 mg/kg 1000 were mg/kg). The labeling indices at 500 and 9.06% and 8.13% respectively which represents an the positive control elevated (p < 0.01). animals was 31.51 which is significantly Tihnecsreeasreessulitns tdheemoLInstirnattehe tlhiavterT-5i7n1m1.a1le irnadtuscedaftseirgnaifiscianngtle oral dose at concentrations of increases in the labeling 2500 mg/kg index were and 5000 mg/kg. also observed in Large the positive control animals animals. The was 31.51. mean labeling index of the positive control 15515-0-494 004402 18 WASHINGTON XVI. CONCLUSIONS The test material, T-5711.1 did nuclear labeling of rat primary not induce significant changes in the hepatocytes at either the 2-4hours timepoint or the 15-16 hours 1000 mg/kg were delivered by timepoint when oral gavage. doses of 250, T-5711.1 500 and evaluated as inactive in the induction of UDS in rat was.therefore liver cells. SI-nphcaosnetracsetl,ls thfeolltoewsitngmataersiianlgleinodruacleddossiegnoiffiTc-a5n7t11c.h1a.nges in the number were labeled for 72 hours and dose-related increases in Theanimals the mean labeling index were therefore evaluated observed in the treated groups. T-5711.1 was as active in the induction of DNA synthesis Tiver cells. in rat 15515-0-494 004403 19 2 WASHINGTON XVII. REFERENCES 1. rgMieerpnsaoatilorixsia,cssac3y.a.Cr.c,inEonTvgyiesrnoonsn,.inCM.uKt.th,aegeiannnedsviiBsv.,Eo.4-:B5iu5nt3t-ve5ir6wt2or,roth1h:9e8p2a,DtoectyetcetioDnNAof 2. D(e1F9a87z)i.o, vive.'J. HAI.im,sntuonLceohaherimys.,tocCJhy.etAno.i,cchaeHlme.dldeey3t,5e,ctDi.5Wo7.1n-5oa7fn7d.pTraotltiefresraaltli,ngM.cHe.iNl.s in 3. pSLra-onbilreiorfm,eordaeTt.oiLx.oy,nurisBdteiurdngieeers,a.ndET.oX*.xH,i-ctohalynmodigdiEisantceho9,i,n 6Pr4.o.Id.en(t19h8e9p)a.toCcoemlplaurliasron of 4. fMBiourrtstaetlrhiewso,ritnhJ,.v.ivBo.PEr.or,basttA,shhebpGy.a,,tocJay.n,tdeBG.eOrNmWAui-dlrelezip,aamisrE:.,assACaaysp.crioatnoMocu,otlatDi.a,onnd fglueisd..e 189:123-133, 1987. S. MDMuNitAlalgireaennsps.a,irVGo.alMn..d:m6.utTahegF.endeDesetiescSteriironensliovfaenrdcheAc.muilctHauolrlelsam,euntdaIegnr:e,nsC-(hcEeadmrsic.ci)naolgPelnesnumby Press, NY, pp. 61-79, 1980. 6. dDMiiNnrAistasrlyointsto,hleusJei.nsCe..ianndCraatrBcuithnteoepgraewtnooercstyihts,e,sB3.f:Eo2.l4:l1o-w2iI4nn3gd,uicnt1i98vo7ni.voofturenastcmheendtulewdith 7. DMRNaeAlrasstmyinno,tnhsehDs.iiSp.s,otfocahtetthpleaetyih,cepapRte.oCr.co,axricsCioonnmwoeagyep,nrioclJii.tGf.ye,raotfainotdnhePoapnppde,rorxJei.pAsl.oimcea(t1i98v8e). CXpayrnlociledirifneorR)eas-t.2o-rps48y,rdiim6(i72d3-i9en-ty6hl7y4tl4hh.ieox]yl)apchettihcalaatceid an(dWy-[144-,c6h4l3o)roisn6-r(a2t,s3.- 8. WcCaarrnawcdiedcrok.c,k,IGn:.VP..M",.liEv(le1sr9e7v6Ci)ee.lrl, CCNeaolnlrcterhp"r,FoollCialfmaeenrrdaotniB,oinomHe.adMni.d,caelxLipnePsrreielmsles,ntaCl.A.livanedr Ansterdan. 9. RCoelquumibraenmoe,ntA.o,f carcinogenesis acResaljlaaslsapakrysoemldii,febyrSa.,ttihoranenedfdoSirafrfmtaeh,reenDit.nSi.ptRri.oactei(do1un9r8e1os)f.. 1Ciavnercer Res. 41, 2079-2083. 10. 4oG-lfdiinToaisnv,ienroAb.reDen.gz,eenneBeru.attcJhi.eorn,'EoxpnN..Lt.MuendRo..r, f93oa3rn,mdatA3iu1bo3,n-32Ji4.n.C.rat(s195f1e)d. The effect 1515-0-494 20 004404 -------- NE ? WASHINGTON 11. gDCNuaAaslciuraaentpoia,nigrD.caAsh.seamyia.cnadlsMDu.Wta.astiGpooansyiltoRiervsee(a1ro9cr8h3,)n.e1g2a2tSitv8a1et-i8si5tn.ictahle cherpiatteorciyatefsor 12. DWeisniegrn,, BM.Jc.Gra(w1-9H7i1l)l., StNeawtiYsotrikc,alznPdriEndciitpilone,sipnp.Ex1p4e9r-i2m2e0ntal 13. Dcuonmnpeatrti,ng C.sWe.ver(a1l955t)r.eatmAenmtusltiwpilteh 50, 1096-1121. acomcponatrrioslo.n Jp.roAcme.durSteatf.orAssoc. 14. Dcuonnntertotl,' CB.iWo.met(r1i9c6s4).20, Ne48w2-t4a9b1l.es for multiple comparisons with a 15. Hsaantmdu,dyMAo.lTeicvaeunrdlarCeifMffuoentceat,gsenMie.nsAdi.usce(d1179(9b11y9)).a, sUi16sn.egleofdocselelofprDoHlNi.feErnavtiiroonnmteontal 15515-0-494 2 -- Te---------- 004405 @ HAZLETON WASHINGTON - XVIII. EXPERIMENTAL DATA TABLES 15515-0-494 00440 22 2 WASHINGTON TABLE 1 SUMMARY OF CULTURE DATA FRO2M-.4-IHNOUVRIVOT/IIMNEPOVIINTTRO RAT HEPATOCYTE UDS ASSAY CClliieenntt: Co3dMe:CoTr-p5o7r1a1tion HIWnAitSitautdiyonNoD.a:te: 15165-1M5a-r0--94394 TCeonditoionn Niummabler DoTasregetLevel(1) VPiearbfiulsiitoyn m _-- EffiAtcEaicehmneRcty(2) Viab--ATlEacihatniy-- 2) E Vehicle Contr3o4l389- CC 1(0ml./0kg) 34388 10.0 6894..18%% 7802..42%% 9940..88%% 34387 10.0 94.2% 82.3% 95.9% . Positive Con3t4r4o4l3 - DH1N0(.n0g/kg) 34442 10.0 8777..62%% 7726..55%% 9922..63%% 344e1 10.0 93.3% 78.1% 93.0% Test Material - (mg/kg) 334443310 11000000 3429 1000 3364441198 550000 34417 500 ) 3344440067 225500 3405 250 ' 33433954 110000 -_-- 34393 100 Notes: 6872..72%% 6755..38%% 83.2% 63.6% 899920...105%%% 8781..99%% 6972..54%% 79.3% 39.2% 9951..01%% 74.3% 6888..36%% 5700..50%% 8925..66%% 92.2% 87.1% 94.3% 8587..35%% 7683..15%% 9817..30%% 81.2% six 89.8% ((21)) rTRaehnsrdueloetnslaynibnasaselelsdectpoenedrviadarobeslaeesloecnvoeulnttwsowerp(letarttyeprsae.natebdl.ue dye exclusion) of CDHHC == D0.i5m%ethHyiglhnitVriosscaonsiintey Carboxymethylcellulose 15515-0-494 004407 23 ------------ ? WASHINGTON TABLE 2 SUMMARY OF UDS DATA FROM IN2-V4I-VHOO/UIRN TVIITMREOPOIRNATT HEPATOCYTE UDS ASSAY CClliieenntt: "C3oMde:CoTr-p5o7r1a1tion HIWnAitiSattuidoynNoD.a:te: 151561-5M-a0r--49934 Test ConnSd. Animal SNDumeberr Target DDoossee* MeGarnaiNnest N(uMNcNlGe)ar w% /C>el5ls CMyetaon. SP-ePrhcaesnet #+S5OD C MNNNGG'' GrGraaiinss''CCeelllss Vehicle 3Co4n3t8r9ol - 1CH0C.0(ml/kg) -0.92 0.41 34388 10.0 0.11 0.20 44..0000 47.9445 017037 34387 10.0 0.29 + 0.53 2.67 568 0.87 . Positive34C4o4n3trol 110- .D0HN (mg/kg) 17.9822.06 34442 10.0 8.09+7.98 9556..3030 64..5277 00..1333 34441 10.0 10.450.60 89.33 5552 0.00 Test Mate3r4i4a3l1 - 1(0n0g0/kg) 3430 1000 00..1053 + 00..3355 32..3637 445159 o0l.a2y7 (a) 34429 1000 0.08 0.20 1.00 335 1loo 3344441198 550000 (@ 34417 500 -00..6213 ++ 00..2508 0.06 + 0.45 32..3030 44.5013 o04r0 3.00 340 010 (a) (a) 38407 34406 250 250 34405 250 0.36 0.06 + + 00..2531 -0.49 + 0.39 12..0000 33.4509 00..6100 0.67 4.49 0.67 /: Notes: (21)2 JCATyovhtveroirepaaeltgaieasonmnoiifmca(l5n0seg)trapcbienarltecwdeoaaesrtne.cgLorevaveeirlnalcwiopeeur.ne.tscrNeoeanttetdnr,uicplleiacratearacionvsers(lWiGp)s =(1N50oclteotoarlgrcaailnlssyowuisth-shcoonmdeandd 32 ((54)) DAAcevovteveererraramgsgiieeniepopdeferoccCney1nt5t0orpailgtpaoetsamcolifactclegalrlcassoi)vn:ewrcisotluhinptgssreaoasntertthretihppalenirccaoetrneteaqcguoeavleorfsttoihep5aevnie(lt1y5.m0(catlobeteaatrlad 300 cells par slide grains cecolllsL)s. on triplicate cbserved shen GO(HaMC2 =1Dislmisdtehyniontitanraolsyszaeidn;g(11500S0 =toatvaleracgoelleo)f mweiwrne WsxGemicoansm:s = 0.5% High ViscosityCorborymethytcellulose on 2 coverslips C100 total cells. 15515-0-494 0044408 2 -------------------- WASHINGTON TABLE 3 SUMMARY OF CULTURE DATA FROM IN VIVO/IN VITRO RAT HEPATOCYTE UDS ASSAY 15 to 16-HOUR TIMEPOINT Client: 3M Corporation Client Code: T-5711 HWA Study No.: 15515-1-494 Initiation Date: 18-Mar-93 Test _Co--ndition Animal Number TaDorsgeeLtevel(1)7 PVeirafbuisliitoyn T AtEtffaricchime eencnytm(2) hAVtitaeabcihlmmiteyn(et2--) Vehicle Control - CMC (ml/kg) 34392 10.0 34391 10.0 34390 10.0 94.4% 88.8% 73.4% 75.7% 66.1% 67.6% 90.6% 97.1% 87.0% Positive Control 1 - DMN (mg/kg) 34446 15.0 34445 15.0 34444 15.0 80.3% 86.2% 89.6% 78.4% 60.5% 68.2% 88.4 92.5% 93.1% Test Material - (mg/kg) 34434 34433 34432 1000 1000 1000 82.1% 79.8% 96.9% 98.9% 60.2% 78.1% 90.0% 85.0% 95.2% 34422 34421 34420 500 500 500 85.6% 88.7% 91.1% 78.2% 87.5% 79.0% 94.0% 95.6% 95.8% 34410 34409 34408 250 250 250 84.1% 79.7% 92.5% 92.5% 73.3% 81.6% 94.1% 89.9% 92.0% T -_-- P 34398 125 34397 125 34396 125 89.1% 85.2% 84.8% 91.7% 96.8% 78.0% 89.8% 90.6% 93.5% Notes: (1) (2) Three animals Results based opnervidaosbele lcevoeulntswer(etrytpraenatebdl.ue randonly selected areas on two plates. dye exclusion) of DMN = Dimethylnitrosamine CMC = 0.5% High Viscosity Carboxymethylcellulose 15515-0-494 004409 25 ---- WASHINGTON TABLE 4 SUMMARY OF UDS DATA FROM IN VIVO/IN VITRO RAT HEPATOCYTE UDS ASSAY 15 to 16-HOUR TIMEPOINT Client: 3M Corporation HWA Study No.: 15515-1-494 Client Code: T-5711 CCTooennsdtd.. Number Animal Number _TDaDorogsseeet'* Vehicle Control - CMC (ml/kg) 34392 10.0 34391 10.0 (a) 34390 10.0 +0 ME Grains'celle Initiation Date: Mean Net Nuclear Grains (MNNG) + SD' % Cells w 25 NNG 18-Mar-93 Mean Cyto. Grains' Percent S-Phase Cells =0.17 + 0.15 -0.79 + 0.57 -0.49 + 0.41 1.34 0.67 0.00 2.79 2.53 2.06 0.33 0.20 0.40 Positive Control 1 - DMN (mg/kg) 34446 15.0 3.95 + 2.86 34445 15.0 4.05 + 3.38 34444 15.0 5.01 2.62 38.67 38.00 48.00 2.59 4.58 3.32 0.00 0.07 0.07 Test Material - (mg/kg) 34434 34433 34432 1000 1000 1000 -0.17 + 0.15 -0.89 + 0.01 -0.37 + 0.48 1.33 0.00 0.67 2.47 2.18 2.85 0.33 0.13 0.47 34422 34421 34420 500 500 500 -0.52 + 0.05 -0.91 + 0.22 -1.21 + 0.10 0.00 0.00 0.00 3.33 2.07 2.33 0.27 0.07 0.20 _-- TT 7Rm 34410 250 (a) 34409 250 -0.58 + 0.36 0.02 + 0.14 0.00 1.00 2.22 2.30 0.33 . 34408 250 -0.98 + 0.64 0.00 2.56 0.00 0.13 @NotoAeTvhsver:raeagteaenosfa5tcs3loDrioadnnoee Crime pain SKLoraveitrSwarone ocrnhesotevkd,teenatarcovrsttiapg EC150 oota lclee)tweif sstranrd @62 dSRBC0ea0oarrvrteieknCtsdFphaSheriolSrattenialofCcrcSiaieioTsryreitcttohuTnhtnasursa2anteorthietphfparcnuaaotrrecsscaueonve0hr5oser1tA 50restoonutr saotrteay,noneErvretheen 5S0k0 24T0mTS sRVsoaotvros 8 eae sen corsocymethytcntutone esis an 2 covers C00 oct soon, 15515-0494 004419 26 _ WASHINGTON Client: 3M Corporation Client Code: T-5711.1 Table 5 Cell Proliferation Summary HWA Assay No.: 15515-0-494 Trial Initiation Date: ~Mar-93 Group/Sex? | Dose Level | Labeling Indexb (mg/kg) (%) Liver Weight (9) | Terminal Body Weight (g) w 2M 3M aM SMC 6M od 625 1250 2500 5000 15 0.95% 0.73 1.06 + 0.56 2.39% 2.25 9.06 + 3.13**1| 8.13% 3.15%%t| 31.51 + 15.86%*t| 18.95 + 2.64 19.70 + 4.49 21.82 + 1.55 23.75 + 2.49 25.73 + 2.93% 19.48 + 2.06 491.8 % 41.8 458.4 + 22.1 477.9 + 16.8 455.1 + 23.1 425.4 + 23.9%, 459.8 + 30.1 JFive animals per group unless indicated "Percentage of labeled hepatocyte F(oatur aTneiamsatls20p0e0r) group nuclei per total number of hepatocytes counted "*"PVSoeishgiintciilfveieccaoconnntttrroaoltf,,p1<0105.m0lm1/g/kkggofofcOorNn oil 4tDIenccrreeaassee iinn tthhee mmeeaann 15515-0-494 O04414 27 ---------- WASHINGTON Table 6 Cell Proliferation Assay Individual Animal Data Animal Group Mean Labeling Terminal Body Weight Terminal Liver Weight 34489 H 3348449901 jimM 34492 LIM 34493 1m 0.95 00..7164 0.76 2.14 Group Mean Group SD N 0.95 0.73 5 34494 TM 34495 M 34496 2M 34497 2M 34498 M 1.14 1.67 1.24 0.14 1.10 Group Mean Group SD N 1.06 0.56 5 34499 3M 34500 3M 34501 3M 34502 3M . 34503 3M Group Mean Group SD N 6.24 2.19 1.62 0.38 1.52 2.39 2.25 5 521.3 4510990.67 492.3 516.1 491.8 41.8 5 492.2 468.8 440.9 450.0 440.3 458.4 22.1 5 456.2 500.7 486.3 476.4 470.1 477.9 16.8 5 19.17 2151..1225 17.74 21.47 18.95 2.64 5 27.31 19.84 15.80 17.77 17.76 19.70 4.49 5 21.98 24.28 20.22 20.84 21.79 21.82 1.55 5 15515-0-494 004412 28 ee ? WASHINGTON Table 6 (Con't) CeIlnldivPirdoulailfeArnaitmiaoln ADsastaay Animal Group LMaebaenling Terminal Body Weight LivTeerrmiWneailght 3344550045 aaMM 191..2841 34506 34507 aN aM 10.85 3.76 34508 aH 9.62 Group Group Mean SO 9.06 313 N 5 34509 3344551102 34513 5M 5M 6.86 12.14 5M 5M 8.81 an Group Group Mean SD 8.13 315 N 4 34514 34515 M 6M 22.14 47.43 34516 34517 6M 6M 42.24 14.24 ; GGrroouupp MSDean N 1531..8561 4 443327..45 446.6 484.3 474.5 455.1 2301 5 421.5 455.8 397.9 42005 425.4 23.9 4 499.3 448.5 428.0 463.3 459.8 3001 4 24.69 26.99 22.45 20.35 24.26 23.75 25 .49 28.37 28.17 23.22 23.16 25.73 42.93 22.09 19.45 17.06 19.31 19.48 24.06 15515-0-494 004413 29 eee @ HAZLETON - WASHINGTON XIX. APPENDIX A: HISTORICAL CONTROLS (us) ee 15515-0494 004414 30 @HWAAZSHLIENTGTOONN - HISTORICAL NEGATIVE CONTROLS IN VIVO/IN VITRO UNSCHEDULED DNA SYNTHESIS ASSAY Number of data points is 20 Data Point. font Mele Sr Net acterGrainsee 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 owww0 eo 20 UDS Grains/ Nucleus + SD * -0.23 0.33 -1.39 0.49 ~0.99 0.47 0.12 0.89 -1.43 0.76 -0.55 0.45 -0.67 0.32 0.11 0.63 -0.11 0.25 -0.05 0.39 -1.05 0.31 ~0.01 0.89 ~0.38 0.30 0.27 0.22 -1.38 0.31 -0.18 0.33 ~-0.57 0.34 ~0.21 $0.47 -0.59 0.38 -0.62 0.52 % of Nuclei with 25 Net Nuclear Grains ** 2.7 0.0 1.3 4.7 0.7 0.0 0.0 0.0 0.7 0.0 0.0 6.7 1.3 2.7 0.7 4.0 3.3 2.0 0.0 0.0 Grains Average Cyto Grains * 6.17 1.76 8.19 7.69 10.61 3.55 3.93 2.66 2.66 4.25 2.719 7.55 8.55 6.58 9.89 8.18 8.97 7.94 Tw7.75 7.20 ane: Average: spa -0.52 0.50 1.5 11.9 6.64 2.47 TSTver eemTTETee Low High -1.43 0.12 0.0 6.7 2.66 10.61 * DS = Morass of net nuclear cate or duplicate coverslips grain counts + standard deviation (150 cells) analyzed for a single from triplianimal. ** a Average values for triplicate SD = Standard Deviation or duplicate coverslips for a single animal. ee 15515-0-494 004415 31 WASHINGTON HISTORICAL POSITIVE CONTROLS IN VIVO/IN VITRO UNSCHEDULED DNA SYNTHESIS ASSAY 4-Hour Timepoint Nunber of data points is 9 PDoaitnat NUuDcSleGursai5nsD/ * %NetofNuNcuclleeair wGirtahins25** AGrvaeirnasge+Cyto 1 2 3 4 5 6 7 8 9 S. ult A SN . A Average: Range: spa 22.27 23.25 22.25 19.44 24.03 29.75 19.05 17.47 16.83 2.36 $1.08 1.96 0.75 4.22 17.98 1.76 1.78 4.00 21.59 3.98 98.0 98.7 95.3 100.0 98.7 96.0 98.0 98.0 97.3 97.8 1.4 7.46 7.01 5.84 8.43 4.99 5.26 6.56 6.65 5.74 6.44 +1.10 Low High 16.83 29.75 95.3 100.0 5.26 8.43 * UDS = Average of net nuclear cate or duplicate coverslips grain counts + standard deviation (150 cells) analyzed for a single fromtriplianimal. ** a Average values for triplicate SD = Standard Deviation or duplicate coverslips for a single animal. 15515-0-494 00441 32 --i ---------------- 2 WASHINGTON HISTORICAL POSITIVE CONTROLS IN VIVO/IN VITRO UNSCHEDULED DNA SYNTHESIS ASSAY 15-Hour Timepoint Number of data points is 12 Data Point NDuScleGursai5nsD/ * %NetofNNuucclleeair Gwirtahins25** AGrvaeirnasge*+Cyto 1 2 13.78 12.65 21..3502 3 12.23 2.84 80.7 76.7 9.94 6.05 4 5 7.77 1.73 9.26 1.15 6 7662..70 57..7718 69.4 5.00 7 89..8174 211..4185 8 6.01 2.70 8606..70 5.52 4.17 50.0 9 10 105..1656 221..1939 11 11.02 1.17 46.0 2.73 2.51 68.7 7.15 12 15.40 1.07 8741..73 6.09 5.61 Asvpearage: Range: 10.16 2.99 1629..04 425..0669 : HLiogwh _-- 155..6406 50.0 84.7 2.51 9.94 * 1" AUgvaSetreagoeArvevdraualpugleeiscaotffeornecttorvienprulscillcieapatsre g(or1ra50idncuepclloliuscn)attsea+naclosyvtzeaerndsdlairfpdosrdeafvorisaiatnigolsneingaflnreiommaalnt.irmiapll.i- a SD = Standard Deviation 15515-5-0--2494 O0447 33 ee EEE------ WASHINGTON HA Seudy No. ModtEted forPr3otHocCoolrpFoor.ati4o3n% IN VIVO/IN VITRO UNSCHEDIUNLEBDATDNLAIVSEYRNTCHEELSLISS AND CELLPROLIFERATION QPaHuhnaaadzlsleieFsttDyoAonfAGWsoatsohsudehriavnLnogactrbeokonrf,ianntoIaprncrycco.ogPrrrGdeaaNscnAstc)ieacnwevdiiltc(lhhGeLcPSo)FOniPdnsGuauclitadtrehelHpiiaonszreltsse.ttWuoLdnLyLTHhiabinesshciS`onupmgbepefcloeeincma.ssnectreo woirtihniEiPhA erates study WELL be conducted by HA at 9200 Lassbucg Fike. Viess, Simptessasc2210o0n)l FART 1. SPONSOR INFORMATION AND APPROVALS I. SPONSOR IDENTIFICATION Company Name:--MCorporation 000000 Address: ~Bullding20:28:02]3 Center. St.Paul MN55144-1000 -_-- II. ESTARTICLE IDENTIFICATION: --_--m III. IESTARTICLEANALYSIS cDheatrearcatienraitsitoincsofasthdeeftiensetd airntitchlee GsLtPabirleigtiyatainodnsthoef tFeosrt (ahrrticcloen t5h8e.10r5e)s,ponEsPiAb-iTlSiCtAy (o4f0 CtFheR S79p2o.n1s0o5r), and EPA-FIFRA (40 CFR 160.105) is : 1. NOTIFICATIONOFREGULATORYSUBMISSION f5I8on.r1eo0ir;gdneErPaAgt-eoTnScCicAeo,sm,pl4y0coGwnRisRcuhl7t9iU2n..gS1.0l;afbeEodPreAar-taFolIrFiRreAesLguml4ua0sttGioFbnRe 1cn6oo0dt.ei1sf0i)(FwDeAd, c2o1rteCrFsR iBPnaadsrittcearotfescawhheisdctuhuldeaygoefLnscsytt,uodLibEeesanwsyuh,bimcBihitgtfhaetldlrteuocneditevhree rtaehgmeeinlrceeyss.oeriyveHrAoo-fveidstcahetSinEeceLSsinienroesaneo:nr OT vnsecerntned m EJ mare EJ sare Our Own Cow Comm February 1993 Page 1 004418 wAsSHIN GT oN v. STUDYDATES Proposed Experimental Stare date: Proposed Experimental Toratnation Date: Modified forPro3t%ocCoolrpoNor.at4i9o4n - VI. APPOFR STO UDYV PROA TOCL OL Study Director: Varia A Cifons. PhD. ee Sponsor's Authorized Representative: ` -------- DAE} Februazy 1993 Page 2 004419 WASHINGTON Modified forPr3oHtoCcoolrpoNor.ati4o9n4 PART 2. STUDY PROTOCOL. IN VIVO/IN VITRO UNSCHEDIUNLERADTDNLAIVSEYRNTCEHLELSSIS AND CELL PROLIFERATION I. OBJECTIVE DcTNihAteyoscbyajnuetschetedisvibesyo(tfUhDetSh)tiassatnadsmsaactyoelrilisalptroboyldiemfteeearcsatutriDioNnnAg d(DaCNPmA)agreempeaaanisdru/roaeryd whaeespraetSroeotgcohexestci-es induction induced in rat liver cells after in vivo treatment. rTTIhehnececorgeetnaxyisipzeseatsbielnneocnfeetbyadnenutdcetlhcedetaeargbrlcgeeerelaliDuonNlfAacroDduNanArmteaspgdaea(imUraDgaSer)seycvsoiutmlneplsmapreebcdeiftiioendufnetrbrrueetdatewfdursorsmacena"an sihnocrotrpo(4rahtoiuorns)ofinnevwitbraesecsul(tiunrcelupdeirnigod*H(-1T)d.R) and reseie a' coe into the DNA, during a atuCneendcldhlenrigpqotruhioeenlgi(f2ce,elr3lia)lv.teirroseAnpnliimiacsaraletsidoeansriiesigonngleiadrvtaeetndtolaivmseeirangsuluserienogrtaahlne dfofmsrmeaecontfcihoitnhseteoccfhheencmteiolonlr)s pbiurnmocpmoordpieomorpxalytauenrdtiedDdiNnAespurb(ecBcurutdarUns)eoorfusosrloyv7.e2r hoQuurasntfiionflilvcoiawvtieinogwnitohsfdaancienlAilsLstTraEtchiaeorenmhoetseoerr the 72-hour period hes been shou re pberoulsieffeurlatfioorn tihne tehvealluiavteiron(4o)f. chemicals that may cause noreased ces) Ir. DEFINITION dzTeahscecUrlDiiSbveeadrsbsyacyeVli1llssldiae(nshsie,gpnaet1do9c8yt0ote(ms5e))a.suusHrieenpgautnostcchyheteedasuultveoidrlalDdNibAoegsrtyaenpethlhiaeccs.eidstar(ceUhmDuSmi)qweigsn . OcaLuaficuvosereWradsdTbioyoRfgrtrraaeiptanhstcyoz,eexnwptDiolsAwleidbhdoiuntruhivseniegvdcoaasisttnoaatrvmhtieeiccarlsteeue.rsetcuaoTlrfhttiuitsrchileUneDg.Sr,empTeahaisesrsuoicafnsncmaDoelNrryAptsoedrodaa.tmtnaibgbonsyn aZcetpiavlisciaepspeaorfschteoaiccoarlrse.late well with known mutagenic of oareinegents OTaHthnehepesairetnocctrpooermxaopisloceiuafnneidtrnssatmcsieaunlycglhincapdserilocclleasirfSben-orapnayhtatibseoeetnrasdtcyeohntlteohrcreetipelddaecdeaunrdniendcgfrnoitSti-rpchoattsoeil.suscusnemeai(iy3nodoiuysc..e actfaofzxeeicictinteoydg.enidcuIrtipnrgoLcsesrnseo,ptlibacupatptaitrohenenrte(h7ao-rw1e0)c.meulmlseirsopCurhsioenlmipitfrcheoaerclaelatsybissoeensnciaentdcheaeostsfe.d.maiepnssroiorhn:yee proliferation may increase the probability of spontansous mutations es February 1993 Page 3 004429 @ HAZLETON : WASHINGTON We11 as frcrense the probability of Nedtttea comercing for i DIA Gomis ators ton he erence ox tly rameters Char op aselecellsleading to an III. MATERIALS A. InTdheiciantotcrsCceolrlscelle for his assey VELL be Liver celle beatmed from BTeaeondceduileStmn,E,aTmSlaolier,ao1nFdi)sDFcvbhateeiresnr3e4GT4ondrrceaatteEpsie,corso(rsweneBsiogooheioenSg mm1e5e0seta o 030a0,ng)2,tSpsugPrccdhhpaaeesssoeecldidefurrreo,sm aSedclinbitauan. TS LA ar They will be quarantined a smtiantiemunooffsseevveennddaayysspprriioorr ttoo TeHpoles,crUiIeEs pBreisoeed taompevmeinotahceriioond Sheonpac nnaahrl,0b2sahount 60 TSohleiScpeelnleeedVEsLlLubcoiocnhe(aotesneSdecbtyiopnecTkustEoenpeovfincehneeesLipveerLi3in sSi5c3a wich SUTRuRs ithe om weed She oem ta daoekS Speen 13 EuiSFnsio0eibr1tnetguththaeernMiaeac.otonoulefrdaaslmnytapeer(ooilln(rieomoferdetrpehaaiotnxuihyorfnkpleo6uarcrsaesnaarepyn,e,itmeetarPhietevvmnaaonntT-enMaoeeloesrmeHSv,ialenlIepnbcdIe.amt)GessenaYiensnhhcttahoeloseacenttrlizceeoesdnd endo fone ue B. Mefd ori UDSu Assm ay iB2c8Eh1L31003AyfFiogereelSubnoovvaismnaietcaisnneimo(ahHnaeen5ns)ohpELeegLleownsheotemn EtonaLheelSBerECuEPEPLSeme2nc2ed WET containing 10 uCi/ml *H-Tdr (40-60 Ci/mMole) (WME-treat). February 1593 rage 6 004421 ey T WASHINGTON Modifled forPro3MtoCcoolrpNoor.ati49o4n c. Osmotic Pumps andLabelfor CellProliferation Analysis VALIZLELTbe osusmeodt.ic pAumspisngl(eALlZoAt Cwoirlplorbaetiouns,ed PtahlroouAglhtoou,t CtAhe)', sMtouddye.l 2aMpLr1 aAotLfZEa1T0c4oMlno/cdheeznl.tr2aMTtLhi1eonopsuommfopts2i0cwaipglu/lmaplb.ehas1lal2e0d00vi#t1h cbarpoamcoidteyeswyiutrhiaainpeumpForraatye D. Control Articles 1. Vehicle control mbAfaeotvreetrhtrihieaecalltU.eeDdSnTeahwgseiasttahsiyavmetaehnceddoonfsvtiiervnhoegilcamlcceeotsnhosofridossrtsio(cnluegvsleulonaftlplrayoslemilifeencricametdaioonff.orthTtreneeye nraitts bik ectxohcneteretodels.atboWmuhatetree1r0ipamolls/skitgrbelbaeocdadyeonswtiesniggwhivtlo,llumbees emplooyreadl for oral gSaovragier)e savage wseeedrifeos witj wo 2. Positivecontrolarticle The positive control articles used are known to induce UDS or US(0D-DSpM2h)5taismvaeBie/lpiKlongtbnroetafstdDo(hs2eHe-pd4avtihaolcocluyr1tb0seesatunoisdne2d10v5iamvsgto/o.ktg1h.6eThhpoeoFusopirrotssci,ievtledilivcmpeoerntceohoriyonfirtea,rtroeclraeaefrcomcTreaetatnrahysge tchrreeaetedrabtys ifnotrraUpDeSriatnodnefailveinrjaetcstifoonr fcoerlleapcrholniifpeoraitoieon wilt oe E. TestArticle . 2Ust3pneolsgnetrsseiosdnrdasisppnregsic,uoiprpfelixtieotedrd.at"bchyteiAoitnnhny,eitooisprapetorsinaoostlnoivroeo,nnfts.ttepheexesrctfhitoanergnsm.gteedamroucnsitctlhbeee twseipsletlcainfvoireemdratlblyyhnubnne on the cost article vill be described in theAfLiLneospesraecpioovnes pertoren w. [EXPERIMENTAL DESIGN :UDS ASSAY A. DosingProcedure mbAseyetlphertycheltelciieomlnSilpnuofalnorosrysoert,.theecsattrMebaswottixelyralmireatbtliehscyllpewceheruilfnclolhuerlsmosemsdeeya,tvobceeohrdienscteloelefreslmcsiotonlerevdeanvnitesnhtciihlceulsdese/sousotwoceltecveemeionnorsty averhtiiccllee/sionlvveonltu.mes Ratthsat wwiillll benottreexacteeeddbaybsourtal 10gavmalgiekgwbiotdhytmheimnoen.e February 1993 Page 5 004425 @ HAZLETON : . WASHINGTON Nodes or Se eos Kisarmaceicoostens of exiporu,ce "aaWy obeacneaquresecded bbyr tSheeSpsonpsoor,n.botm rTeevptainnigcipooncpeosne.~dosSienugbiHiiiTt)y boee the SToeneeyemnaitcelrei,alMLLundberecounsaetdcfioonrs amy B. DUCSTS onosotreeenee rresaasnl TtpaenEcttte eNEstEepadac onpSopdeeet Pahemeecmrrhtavfi aiuaispsoaeir,ro "oytncsTheohin emmereheriigeyohledstLadydSaiolyastsloetneasllseFotcceotcpueosddadnwowivailellsmuivunesiumuauallslllyoy fbbbeee TEEorTaoeed tToonre0m3a5,teornei pTE GpTt1nr3esS 5G2y1B6eoiunrespaerltnetss VIsLiLngbleedpoeare C. ThPori2r aesae ahTtsoasp sudaya nyetoSopar iafnnbra eHaocsenaoeppt nsdeadeti wonouneco swtytitehin eHehcsepaoresosceeennduiEreeotsesd3eeb7saypcreabirnabfddeudBsbuibytyotWneNiroililfle1irtaeaLimnmvessceb,,e119198o80l00,a1((i955o6),,7 SCoovnetiaeinaicntga0.(53whh eenydt30 oenmeBokngyeiemieyooethhyol ssiehery),ELE2c0oc0a): TS1i0hn0oeutusnaTiytos"S/omla1oYSfeivmceaodelelsnaygenD5aespeeeneiwniinlsgl,obne fhpheeerrSfouosnned,diScthihroreouonsufhgththhteheMLvielvrie,vrertfhfoioxsr Crnraining the HEL oupmuny enchant Hover clastisn culcureata ProallaanbTees.iepeTnhtee"dctonkWsBespenRmeannewBnoe tanlp2re aemtove 8collSheclcuemlp]s Cand To 0.5 x 10tvhieaOb0l5e assy cells WiEnLL3 comet and ml of WME+. on Culture Sdiisshheesetthhaattvilwillbbee Celtures wilt be doom ir ioloney, Willhovenoc GAESrneaEareasimtitaciahtchehhsaocc3noo.tln5lteapaialvnriitHinekged t5tor%hfeooanto1by5evmi"toPornbovne2a,BhoooyrnuonnrdesA,t0ssatSeEc37anSCntinc8eLra)YhueSmmtt+aatteoitoeemdd nreeldyatamTenene a event CocheeaaaiSniansga,Sltourees vvTeiplisabilees kweLipltl be Actachment efficiency vill be determined for two exicuses from each ----animal using trypan blue dye exclusion and in situ analysis. vogn 6 004423 : - ASHINGTON . w a e Modified forPro3tMoCcoolrpoNor.at4i9o4n abAidefndtcieurtrbeiafoteanodrlvaoibffetolhri1nW11g6ELsptoeodrciiou2onm0dcaholcofniuitranrsbga.otu0et.2T4t5hoehmoimuturhecseh,lyeacllluadlwbitienullerleedsatnchdee(lnsrloembctec.uealmtstneeuincrolegisrsonwiinliylt KcamooocnvdeoeatlrkiascylNeiTarpScss?i)dwaiinfeldoclrhvaban8etselmr-ou(a1n1n2t:d3ea)didnrouianecndedg,sl.adsrTsihNeesedlxitfdoecrsh,eaAccleplleetasssewini2re8nhmoeeosrbseseiocnmreionLee)h sDsrttiaoeirrneiedtde.fwoirthT7hWeiltelomlua1ln0ssi'doanmysosdwiifalciledthhCeenmaitbnoeexmTydiileigivhsnettlotaonnipdecgdehsstotfsnethdnoDvipeeorr,rotacmEsmsermseee,rsatiyaotnoydF D. DSAnalysis mdaFieposaprpsrluotarxhyeieedndaUbtySeolncyaotnuh1ane5lt0yi0svnxiigsd,emnouacgtlnsheiceafrriecceeganlrclaiosiofnnwsaiunlanlndadeubrtseoumobeaftxltraiamccfitmnismenoedgrmsmbtiiehncresr.oaesvecesVo'rDpaEigocreisalilSiyloLraeyc gO(rfcayicgnorpaclioanussnmti.cin coTtuhhnerte)ce.ovneruTschlliiespasrvaswliiuzleeldibsearrceeeafdseerdraedtdjoatspoerretavsenrttoheB.eismesotr inmmooiecoimneebsotnte Counting. bnT5loh0arecmxkaaelnnneldteyodnlabmypyupcesglaererlaaieirncntgsegdntruoaccoielnlenliusnceworoiunolnultseabctewhoilscclcooouvrneebtrdes,WliiraplonudatbnieaanmlesyylxsyeoelcdacdtafeeotsnreirmoBrmniosn.emdoOrnfseo]sr chTohivecehrmserlaeinpplsniec(ta1t5ni0uvcetloeDtaNarAl gsnyrunactilhneels)ciosufnootrccewuairclrhledtbrereaatdtheeecdreratnnhiienmneadlp.efpesoimercitssoyiibeiooommnmsiiiiicoiieest":sh isatnceoccrthoehnvdeie,cricsaatlnhli.ecpualvametaSriiyaongncbeeeooffartetdhchieoefusfmneeetraerendenptfeaoacrtceeedalalcclohaputonaepcnrueileasfdttoa.ritoe5n0wWceEeLi}blysgoxanresrrestireresuieibrsen V. EXPERIMENTALMETHODS:CELLPROLIFERATIONANALYSIS A. Treaant d Dm ose e Lenvet ls caAenllillaaalpnsriomlarilofemerweaiatlcilhondboaested7Lohesoveedulrasasn.ddceosnctrriobledgrionuptwheillUSbe useecdtioonh.anaiFoimvse B. Implaonft Osa mot tii cPo umpns aALtZEaTcMoondceelnt2rMaLt1ioonsmoofti2c0 pummgp/salw.illTbhee parneilnoaaldsedviwlilthb2e00s0ntslocohfecBrridoU aunsiensgtheMseitaofaannde on(emeptuhsopxyfpleurranaen,inalPitwmialnl-Moboeres,sepItnicc.o)llyinshaarleartiicoyn February 1993 Page 7 004424 y | WASHINGTON Hodieted fPorro3tocCoolrNpoor.ati49o4n wPseonuausbpuncsrduetWcaLlntLiehLpoasutbselatynhdkeer(ptedthoeraIsranaenlttnahsoeaulrcsrflaaitmcnaoein)cif.aotlrorTesthdhieegeunensitnidcoalflysstiihonpenfreitwcoiirtnlieloosnobfesas`creTlraeorirsfteeipdenosrrwiitcehh C. TiC sso ue llec ant dPri epao ratn ion Baananadclhyfsiatxnset.dnaIlnThnweeiulctlhroarblaecbiuacfnfecesartvehidettyfiozvreimdlallipnrb,ieoroApetcnoreodsrseasnsodevcattlhieoonAftovfeorrstguarnmesmaonrfco:hr &at5hneiCalpalulaasrbuaaeenlfdewiwinatishxseusdhbd.ieagdthdn"eiTdhscecesalderluceotddtieuocmrnosnsrnorvveweicirltl,lllywbbieeclolitnathckaolel.unsdoaenEdirbmeeaassl..rtaehnmeoFLvoSecee.ddtlesofomeamenamrtieimtsrhoe!etht o5SE1lfi1ig4dhte0ths3emead`dnuVidIoaLdLane,nsu`aaammlnpsdwolierlbilEegchaotlpnsraoecnhptbeaearrdeimudoaorddefel.onorubmeTsawh.niealllsSyeisbcmiotisilfoannbrcsllyyowedipelrdleppoeeencevheeossniotnbmtemcieeonrssoeien"sss deteraine Lf any sbuoraulicies are shaerrad. D. Immunchistochemical Staining The slides will be deparaffinized and rehydrated prior to staining uhesmiantgox1y)linthceounBtIeOrGsEtNaIiXn,Suapnedrs2e)nshietmisvteoryKliitn unsdinogsiDnA.B stain and E. Assoe f Ces ll Ps rolim fere ation n Rat tes aTedhneesquursaeetcetthilaoatnbetolhfiengtlhaiebselinnowttaesscthipanrserovpeewdri,llyls1abidedaetsmniifscrtroeonrsecdtohpeitoc.paaltrlhycioreixraemsiinseid mttsoo WdseIatLmeLprlnniionntgeboofifLaidnviaeflryfzeserdle.indceessOnfcirenonllaatbbheeelliddnigifsfaterrreiebnbutstioLoranvveehrda.svihleIlefnbaocScoimrertmmitirieeidmc'saccsht dSL1ia1fbfeeltrehedencheleopbaietnsoclyawtbieelsllinfbgne itnchdoeeuxnltoe(fdLc.1)loabmIeonwgmioltlhediblfeifvedereretnelcroebmseisn.serd1es cs`opamereemmsvseeacsn!t. so2te0hc0et0rimouncclaeenldallvyiztleyldp.ebseCeosxuuancnthiinnegdaswpielrlinabfneliancmaomlnaftvioinrteyhd atcoealilhsne.ipamtmmoacoyyftebemFoicesiieodssmmbpeoosre c(osdeepdarattoelpyr)eveLnft tbhieasdatcne caopmpeeianrgs. relevanc, Tha comselies wir ae VI. DATAPRESENTATION Tahnoearleyaz1cenhdalttirrmeeeapptoomrtetnnttw,!ilflortntchleudneegtahteivfeolcloonvtirnogl,inpfoosrimtaitvieonsoimnsretra.bulsaarg rfoormm February 1993 Page 8 004425 WASHINGTON For ws: Modified forPro3tocCoolrpoNor.ati4o9n4 Toetalmeoafn ws: 1n5e0t cnoulcllse)ar+ gsrtaainndarcodudnecvifaotriotnrifpolricsaatceh caunlttournesan(suisyuoaelslyJoan Thoer mterainplpiceartceentculotfurceesllsforconcatcahinainnigmafliveanaolrymsoersefnoeetUaneu:clear grains aThnealyazveerdagfeorcyUtpso,plasatc count for triplicate cultures for each animal Tcehlelal)evfeolr ocfachscahneidmualle.d DNA synthesis (percent of heavily lebeled + Perfuston and culture data for {ndividual animals. For Cll Proliferation: TFhoer ccaaclhcualnaitmeadl aSn-aplhyasseed +fosrca5n-dpahradsed.eviation among the three slides VII. ASSAY ACCEPTANCE ANDEVALUATIONCRITERIA: UDS ALeTnxieessartusclisitnassgyemonansoylcryimneaonlLttfliyefnaiwclciollmlpJoaufbsdegstmcheaoenlntlscirtdiieentaretemrdosidiaaitcuflcayietispinttogeandbslt,hbeeesflooocrwrtihevemveearssliutsaeotriioSnnifmaoedfelstohre btoeostt ot other causes that might affect Tellability and aeseperncse.br sesciiemin 1. TdnTiehosetrbmrivaililmialetbynyit,leaixlccseyoeTdohsfveatl7th0ueo7e.xshiecpbAiaettvlyoaocorwyfite1ett0hsy1ecotofarlrelfeaeatccnattsoeonrdtsfuvsrniuoctnmohmatmfthoehfneepctemrosfrouismlieolgnslepirraeorceiesnos:n . bseec,reflected in perfusion viability, therefore no TevetesstitmeetecrrsiLeol) 2. BTCheeenltlvssiamibsuisltaibtobyueto7f805%c%h.eormognroelaatyeerr. celNlorcmualltluyr,esthuesevdifnoirlitehey aosfsaSyecrrreaatt.a 3. DTedhemSetpelacopctyotiesiodivnciiwtvoayefs, UcrDtoheSnestpraaoonvnldesriSiav-sgepehuasarseneedds.ptotonhFseoderemmtoteoentsshtttohrdeamotalpetooesgriytithaiawltvasestchcoaesnudtscerieqenleyglr.cvspoepobulnaortiimooenn msccuohsnettdrouellxecdefeoDdrIA`Ses-iyptnhhcaehrseesctrsmi.utsetrFioahravuteessetdgrmefaaotteerrIinadltishcaanctele1a%UrDlGyo.fcotmThmheienrgecpaeortctormsmeonrsreb:sse February 1993 Page 9 00442 - _ WASHINGTON Modiled fPorro3tocCoolrpNoor.ati4o9n4 ! Sabesleantceed UoDfSaoprosSi-tpihvaesecoancttriovlic1y0,stanfoarsstaeychvniilclalbereaacscoenpstable in the 4. DLaEtaobotbatianiendedfrpoemr culture for WS. atwnDotaataarlepsvlhiiolculaltdbeebecauclactveuapritelasabbllaeendasfrapotamrlt2eaosoftf t5h6e meuvcatleuratisoonn hes mesmbe treated. 5. ARtehempeianftiirmtsartiaotlfrsi3anledeodsteoonlalecyvheialeusvgeaweinaltlttboheteaalmnuasolbfyezre3docffoonarcneabmlosytrshsecdiUodSnusr:teimmbeeaprroeisnmntusii.ra include ac least one dose previously assayed as sccepeamic. bTSaheseviesrcarlfiotcrerrieitvaearlifuoaarthiaoavnepoobfseieatnivCeoessttarbelasriptsoihcenldsswhaairsceha,cbtaiisfveedmeiton,n twahielslUtBpaSrcolaveiscdsieye.s analysts of the historical date as descrived by Gaselamo sad opior an. a1.pplTiheed ccoenscenatrrcaitciloenswitlhlatbecacusoen:sidered active n the UDS assay at aAfvinveezianggcreraeilanessaedpiionngr tnthouecalmeeupaosnsiatnbieovtveenmtuhucelbeecaror.ncgaurnrargieennrt;coAuengtatitvoe.atcolmetaestt + Agcnrualitinunsrcersseuscsihesthi1an0t2tthhaeeboamvvueesrbaetghree opfeprecrmecinectnlategalegewoiftfhtnhefnsieevgeaptuiocvrle.elmoc1roaemmtomeneastr Cultures. WGailelsnloeraialnlldsyio,cabt1eef mUteDhtSe. afcitHriosvwtietvcyeo.rn,diDtsiiafotfniesrfiesanctstaiDtoNinAs-fdoiafendao,gniltoyhgeoansgeeecncotonendccicooominedgsiitviceoonnn vaabaforfvieeecttcyoonnodlfiytniauocnlssemaavrlillllaabfbeneolcrioinntgsyipdaoetfrteetdrhneIsn,cealanlnsde.vawleuaTakhteiraoegnfe.onrceeT,nmoacycashesscoobsohnogoraledy Vtihn1rcereebaeasnecisonnaaslrisedesnrhoeotdw oaibcnstceirrveveaesdefso.rinthaIalftltchtoenhdrnieetgiaaotnniivmieaflcsco,enltltrshoelfrtsooemsleisuvmseeastoefrsithshoie Va0ILavenroargmeallleyssbethcaonns-i5deorredmotroevatlhiadn: one grain por mucous, the erey 2c.ritTehreia taerset meatr.ticle is considered negative Lf none of the above VPTerhseepsnoennrsceeessu,lotfasnadardteohseneeriertpehrseoprdonuscceil,beialrtilhtyey pFoorfesqdtuaietvnaecsynnoedrnissccalrneiiabmruatlliysonnLeegoacftoinsveeeri,dieuritenhsee February 1993 Page 10 00442: 2 WASHINGTON Modified forPro3tMocCoolrpNoor.ati4o9n diiennpcertnehadesienesgvaolinunatthileoanb.leelvienGlgroouwfpislalcitnibvewihtidycehciindoencdeelolousnt foarfomctahtsrheeeebaycatniicvmaeaslesanibsmahasoliw,ss ptrheeselnecveelorofabsaecntcievitofy aicnticveiltlys infrsoumrrtohuendiinngactgriovuepsa.nimals and the UpTDohSienatpcotstiiovtiietvsyetiocmfoantttehreomluttenasugtcelnaeiractriocllraeb.cealriUcnDigSnowegilelinlciicntoertdisbbkey autssesesodtciaaasgteeandtrsewfiietnrhetnhsciheye aansdsaytheLs agent as apvraoiblaabbllye mroerpeaidrepmeencdheanntisomns a mutagen or carcinogen. tthheantyopne tohfe DpNoAtednacmyagoef Itnhfelicetsees ncSuhocamlteetifhocermarscaitdossf.wDeNrTAehdusra,emsapgtoehenasrpieovseriaetpniavdietrhceeodnmwteirttohhloodwuoitlltolhgebyeviuanssceoadrdpteooqruadatetimeoonnfsootrfratntheeew detection of UDS. VIII.ASSAYEVALUATIONCRITERIA : CELLPROLIFERATION PcAhamalseceaunlvaaatlneuddessf.toarndeSaatrcadhtidstetrvieicaaattlmieonantnaflgoyrrsoiutspheuosfpienrlgcaebnettlhaeigneginodifnidvSei-xdpuhwaailslelancibemelallpsemrwefiaolnrlseSb.ed tUChsreienagctamseoennteo-fgwravoyaurpianacanolcmyepsaihrseitseoornfosgvewanererfieatnydc,oenreatnewkcihtnthirqaDunuesmsfnoert(m1'a2st)i.to-nteosfCtotnh(te1r3o,dl1a4t)av.ewrisleTlsn pbIhenastpeheerpfceoorrncmceeundrtrapegrneitoirncoantotdrooaslneaglgryrosouiupsp aottfhaatvasdrieigvaniniacfteiecsaannfdcreoDmulnetvnheeeltS'-ospfhtap-s<te0e.sp0te5.rcweiAnlntlabg5ee. considered significantly different than the control group. IX. REFERENCES . 1. Magisersnasoyat.loixsi,cEnvcJia.rrCoc.ni,.nogTMeyunstosang,einneCst.ihKse.,,in4:av5nid5v3o-B5.6-E2.i,n B1vu9it8tt2re,orwhoerptaht:ocytDeetDeNcAtiroenpaiorf 2. HIDiemsFatauoznciocoh,hiesnAt..o,chCeLyentaiorccyha,elmJ..dAe3.t5,e,cHt5ei7do1ln-e5y7,o7f.D.pVr.olainfderTaattitenrgsaclell,lM.iHn.N.viv(e1.987)J.. 3. Lbarnoimeord,eoxTy.uLr.i,diBneergera,ndE.K,H-tanhdymiEadcihnoe, proliferation studies. Toxicologist 9, P.I. 64i.n (r1o9d8e9n)t Comhpeapraitsoocnelolfula5-r 4. JB.uttPerrovbosrte,h,G.B,.Ea.n,d AG.shbWyi,lliJa.m,s:BerAmupdreozt,ocoE.l, aCnadsgcuiiadneo,foDr.,thMeirisnalviisv,e February 1993 Page 11 004428 WASHINGTON r1a98t7.hepatocyte DNA repair assay. Modified forPro3tocCoolrpNoor.at4io9n Mutation Research, 189:123-133, 5. Wrielplaiiarmas,ndGm.uMt.a:geTnheesidsetienctliivoenrocfuclhteumriecsa.l mIun,taCgheenmsi-ccaalrcMiuntoaggeennss.bVyoDlN.A . Pp. F. De 61-79. Serres and A. Hollaender, (Eds.), Plenum Press, NY, 1980. 6. Msiyrnstahleissi,s Ji.nC. raantd hBeuptatteorcwoyrttehs, fBo.lEl.o:wiInngduictniovnivoof utnrsecahtemdeunltedwiDtNhA dinitrotoluene. Carcinogenesis, 3:241-245, 1982. 7. sRMayernlstamhtaeinso,insshDti.opS.to,hfe Chhaeetpptaaltteioycc,apreRcr.iCon.xo,igseonCmioecnivptaryyo,olfiJf.teChr.eatpiaeonrndoxaiPnsodpopm,reeppJrl.oiAlc.laftei(rv1ae9t8o8Dr)N.sA pdy1r(i2n-iedtihnyyllhtehxiyolj)apchetthiaclaactied (Wya-1n4d,643)[4i-ncrhaltosr.o-C6a-n(c2e,r3R-exsy.li4d8i,no6)7-329-6764. 8. cCarnacdedro.ck, IVn.:M. "L(i1v9e7r6).CellCeClalncperro"l,ifeCraamteiroonn,Ha.nMd.,exLpienrsiemleln,tCa.lA.liavnerd Warwick,G.P., Elsevier, North Holland Biomedical Press, Amsterdam. 9. oCoflucseblalnop,roAl.i,feRraajtailoanksfmoir, tSh.e ainnditSlaartmiao,n Do.fS.Rl.ive(r19c81a)r.cinoRgeeqnueisriesmenast assayed by three different procedures. Cancer Res. 41, 2079-2083, 10. GLliivneors,regA.eDn.e,ratBiuotnchoenr,tuNm.oLr.R.foramnadtiAounb,inJ.rCa.ts 3. Exp. Med. 933, 313-324. (f1e9d51)4-diTahmeinoebfefnezcetnso.f 11. cCahsecaliacnaol,s aDs.A.posaintdivDe.V.or Gnaeyglaotri:ve SitnattihsetihceaplatcorciytteeriDaNAfrorepeaviarlausastaiyn.g Mutation Research, 122:81-86, 1983. 12. VMicnGerra,w-HBi.lJl., (N1e9w71Y)o.rkS,ta2tnidstEidcitailoPnr,inppc.ip1l4e9s-i22n0,ExperimeDnestiagnl, 13. Dsuenvneertatl,`tCr.eWa.tme(n1t9s55v)i.thAamcuolnttirpolle. cJo.mpAanr.isSotnatp.roAcsesodcu.re50f,or10c9o6m-p1a1r2i1n;g 16. cDounmtertoel,! BCi.om.etr(1i9c6s4)2.0, 4N8e2w-4t9a1b.les for multiple comparisons with a X. REPORTFORMAT The final report will provide the following information. February 1993 004429 Page 12 : WASHINGTON Modified "foPrro3tocCoolrpNoor.a4ti9o%n ++ TSepsotnsmoarteirdieanltiifdiecnattiifoinc.ation and Assay Number. A physical description osefcttihoen.test material and date of receipt will be included in this + TDyapteesooffassstauydyanidniptrioattoicoonlamnudsbceorm.pletion. +- NIanmteesrporfetaSttiuodny Doifrercetsourl,ts.Senior Technician, Scientist ++ CHoinsctloursiicoanls.control data for negative and positive control cultures. ++ STiegsntatruerseusltsofprSetsuednyteSdupeirnvitsaobrulaanrdfoSrtmusd.y Director. ++ MEevtahloudast.ion criteria. + References. Quality Assurance statement. XI. CHAONRREGVIESIOSNS Asniygnecdhabnygestheorstruedvyisdiiornesctoofr,thdiasteda,ppraonvdedmapirnottaoicnoeld wviiltlh btehisdocpurmoetnotceodl,, The sponsor will be notified of any change or revisions. XII. REC TOO BEMR AIND TAINSED Aglelnerraatwed daasta,a droecsuumletntoaftiotnh,is rsetcuodryds,wilplrobteocoalrsc,hivaendd infintahle srtepoorratgse ffiancaillitrieepsortoftHoaztlheetosnponfsoorr.at Alfetaesrt otnhee yomeearyefaorllopewriinogd,subthmeisssipoonnsoorf mtahey efalceicltittioes haovfe Hatzhleetoanforfeomrenatnionaeddditmiaotnearliaplesriordetaoifnetdimeinorthesensttotroagea storage facility designated by the sponsor. February 1993 004430 Page 13