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Bt Doty REVIEW OF PROLIFERATIVE LESIONS OF THE EXOCRINE PANCREAS IN "TWO CHRONIC FEEDING STUDIES IN RATS WITH AMMONIUM PERFLUOROOCTANOATE Authors Steven R. Frame, D.VM, Pa.D,DACVP `Emest B. McConnell, D.V.M., M.S. (Pathology), DACVP, DABT Coc Date. 16208 Laboratory Location ELLDuPont do Nemours and Company Haskell LaborfaotrHoearltyh andEnvironmental Sciences Elkton Road, P.O. Box 50 Newark, Delaware 19714-0050 LaboratoryProject Identification DuPont-13788 Pago Tof8 | sememmeenemeesmeemememmreeemeeeerptemeeeeSeeEnEereEneS PAGE RESERVED `STAOTFCOENFIMDEENTINALITTY cTohnitsadioncsucmonefnitdienstitahltprnodpteracdyeosfecEreLt idnufPoornmtadtieonN.emEourxs aacnsdreeCqoumpipreadtnbyyalnwd, this dtoomcumoeunsitsdheopaurltdypowtibtohopuatttihalplryioorrfwurliltyiG)ncphooutsoecaotopifeEdodrurelPeoansteddeinNaecayofworsms . rnegdisCtoramtpiaonnoyfosrnytosfthlerepero,duoct(wi)thuosuetdtbhye pa iroergiwsrtriatteionncaounthsoernittoyftoBsLupdpuorPtotnhte de Nemours12d Companyor isafiaes. . 7. 6 `SIGNATURE PAGE DuPont-13788 AuthorSignatures Author Name: AuthorPosition: Author Address: tsps Author Name: AuthorPoston: Author Address: PFE ossT e oiin vate JoO03 StevenR. Frame, D.V.M,,Ph.D, DACVP `Principal ResearchPathologist andResearch Manager HaskellLaboratoryforHealthandEavironmSecnietnacels Elkton Road, P.0. Box 50 Newark, Delaware 19714-0050 SoneCael pe 12 OF 03 `Bmest E. McConnell, D.V.M., M.S. (Pathology), DACVP, DABT PresiTdoexnPatt,h nc, | `TRaolxePiagthh,N,oIrntch. Carolina rrrrre------------ /7 ) Duont13768 TABLE OF CONTENTS a SIGS 0.3 TableOFCOMER evennessd BE -- 'y Duan 13788 : TRWEOVCIHEROOWFNPIRCOFLEIEFDERIANTGISVTEULDEISEISOINNSRAOFTSTWHIETEHXOACMRMIONNEIPUAMNCREAS IN PERFLUOROOGTANOATE 1.0 INTRODUCTIAONDN MeTHoDS As part ofstudy investigating the relationship between peroxisome-proliferating `compoundsandtumorigenesisintherodent liver,testis,andpancreas,maleCD Tcaotnscweentrreaetixopnossoefd3t0o0apmpmmon(iBuigmaplerefalu,or2o0o0c1t)n.oTahtiss(sAtPuFdOy)Wfaosr2c-oyneadruscattdeaitd.stary stDuuPdoynwte'rseHaisnkcreelalseLd ia cidbeao edsurorifnpgaa19st 9e1saondr 1ae9tn9ya2.ceA ll bym ptehpelo fainidian nngdsiadng tehnaotma cihnrAoPnFofOe-etdrinegasrttaeatdsd.ywTihtehseArPeFsOultisnwwehriecihntaoppsaroentacotnstaraisntwtoasaperxepvoisoeuds o he ss`tesuaadmtyedwdiapesrtoalrsiyfcerapotivneobcyitnohenesoo3nsffM3ttc0hoo0r cpmoppcaarmcn(ity3aeMaip,d1aw9cdoa8rs7en)sc,soIwnendrtsohcatitodsdetbnutedityfwi,eendeo,nTch1oi9m5sp1oaauinndrd. 1583. Inaneffortto addresstheapparentdiscrepanciesbetweenthe twostudies,the followingactivities wereupdertakensequentially: ; SFlirdaens,ofavtehteeprainnacrryepaastfhroolmogtihset3atMDsutaundywe(trheersteuvdiyepwaetdhoblyogDirs.tSftorethveeRn. DuPont Study). This review focused on slidesfrom male ratsinthe control 2nd300ppm(highdose) grofotheu3Mp stus dy. = Athroquestof3M,paces lide (sontolsndtes)froutheDuPont pathologist. `studywerervi byDer.wEme estdE. McCoacronsm ulte ingl vetel zin, ary + Dr.McConnellthenreviewedallpancreasslidesfromthe 3Mstudy, . * Dbrast.hFtrsam3eMaannddMDcuCPoomnetlslijosin,tlyTrheivsirevweidesweilneccltueddepdanpcarnecaresasslsidiedsefsrormom tohreeDausPeodncetlsltpudryofstfarianieodnw,ith 5-bromo-2"-deo(xByrduUr) ifoddeitnecet r"eATlPhaFetiOsv.ieTtdoorepesavnieeerwvesiaaeitowisacwceiezdraaocbneoolvl,elvbiroonssconwntdheiecttvewotceohharse,openxohdlaafureseiettdivyistenhgpoisgtfhaicdnliadooisgnwegyisptdeh r diecheevmtiweewods.sntTcahelsse,s.znTyohtteolrlievseliisedwetisfnngdopcaohaorllpggsriotausypweweereleetiexosapnmrioonseeedmxeounctrtiornneleygpartrhroiefsnaeegs sence] conclusion of hese eviews(seeReslsaadDiscussionbelow). ere -------------------------- 3 19 DuPon-13788 20 RESULTS AND DISCUSSION cBoansfeidromnetdh.Seperceivfiiecwalolfy,Dcrh.rMocnCiocnenxeploslu,rteh 0c.o3o0o0lpuspiomnsAoPfFtOeaDsuPsoonctiasatdeydweirtea in`crpeaaseadiicnnmoriadleeenacaossso.fDrpa.cMreeCatoincneeclaacroneflclmhedyalpl feourarncedplallldseinaoonmssadoiifagtaohoesed. ainscaicdiennacrecoeflhnyepoeplpalsaisai(aiandeAnPcmFOo-recaxrcpionosameaissd).. Healsoconfimnzinmcreeasded `3B0a0spedpomntAhPeFOiinattrhevei3eMwbsytDardsyw.MacsCsosnonceilslteadnwdiFtrhaamsel,igehxtpionscurzesaosfeimnealceirnasr to ctelluhymperopilnarstihaibeu3gtM nseottuadndy.enomaofowriaoma.Thus, APFOwasnotapancreatic s"tTuhderieevsiaerwosmoofrbsostihztlhase 3thMaandnidssDiumPiolanrtwshtuedniceosnisnididoearteodtihnattbehceornetesxutsoofftthhetwo peaxtohcorgienneeasniosraenadsodifatghaoestaitc.crPiterriaesotabllliesshiieodnfsofofptraoloiafaecriaotativrepalinecsirvoenassoefrtohe Hoowuegvhetrt,oGexeilstkaellonogoadcoofnptriognrueassoifobnyoprerrepglraessisai,oandaelnoonmgatahntdccoanrtciinomai.s wdiasktuinogwuaisfhabmyopesrtpclaasesss,fraodm atydpeiacaolcloy at(hHearneaseen2o0tacly,to1l9o9gi5c;aElvsattiusrteasl,ha1t9c9l0e)a.ly hIynpdeerepdl,assoimateoaduetshcorrisbehapvoeunmealditgearannst csiuucaharsoheylpeesripolnass(iGaareoadvaedseannodmaFtaocuse, r1i9t92r)i.Thoavacekbioocvaesesotmabeluinshiefdotromdiitfyfienreintsigaotesaecsiancarrcoeslsllyapbeosrpatloarsiieas,fdraogmaostic faedaetnuormaeso,ftandwthocri-terdionimiozsmtocfeomhuenmlaenssliyoein(mpnolsonyeedaestlah.es1o9m5e;wBhuasttasrabiotdrary h`BeocGriraagauno,s1e9s9o0f).bTyhpuersp,laosrima aondyadaceinuoamacserelflpercotlsifaiadtiiffoenrse,ntceeidaiftfhrtenwcoe~between diifmfernesniocneaslinsbiieoolfogaircaalnpdotoemntsieaclt,iontrough. theIsic rathetthankno: wn. stBuadsieedsoanrtohqeusaelciotnasiivdeelrysatiimoinlsa,tai5sApPpFarOeparttohdautctehedrienscurletsasoefditcheiDduePaocnestoafnd 3M porbosliefrevreadtwiveeraceiqnuaeratcietlailvees,ionastofist,hmeoprroacnzdetlsairngeboftohcsatlupdrioleisf.eTrahteivdeiafcfrucaarcceesll fsoirotnisswqeuranotpirtoatdiuvceeddiiscnotrdeaDncuePdoenstpisttsuudsyecoofmptharseadztorthtes3iMsatauudyd.dTihetearryosson {`hceonrceenatrreatiuonmobfeArPoFfvOar(ia3b0l0epsptma)tfnotuhledtcoonsttfubduiteesitostnhoetdkinfoesreaa,ceHsowoebvseerrv,ed. IaTbhoerssstosrtiuedsi.eJswtereexcpoencdtuecdthedaaptphreosexitmeamtpeolrya1l0aynedalroscaatpiaorntaal dviarnidaiblfefsrweenrt.o `aspsooctiaetegdewnictthisGoimfesdwiifftehreantcheseirantasniimaa.lObFusablalndpsosys,ibalcefhciinogrsd,ic,diasfwfeelrlenacsien thedits ithemos Mkelyfiotorinfluencingthe diffrent incidencesof 5 20 DuPont 13788 Spenrdionglraisfaooyiidnaztrcsaeoltrldieiseivtosnesd.efViacrieinotuisnfcohoulsinoef, dareofakrnyomwan ntodmapoodelrasintctilhueodinng, incidencesofacioacll yperplasiaandneoplasi inthepancreasofrodents (ceLllohnygpenreplcaksnieadrauMdilaldaer,no19m9a0w;eMrceiGncurieaaseodetiasvles.fo1l9d8i0)n.TcohnetironlmcaliedF3eo4fn4gscioveiesrn comm ilbygavagecomparedtoatsnotgavaged(Bustsaod Boorman, 1985). 3aconsideringthehuman relevance ofsloarcel Eyperplasia nd neoplasiainthe driosdteinnto,ittydiisfnforteenwtofrrthoymtthuamtotrheshoifstthoeloxgioccatlitnyeppeoafsttuemsomrosesetncionmtmheonrlodyentis tohebmasjoreiitnryhovufmehuusdm.aWnphainlcreeraotdiecnntotoupmloarsszasxaerteyopfictahlledyduectrailvedftyopema(cLionnagrneoclkler, a(ndGMirllea,nad19Fv9a0c)ce.inTsir,ue19d9u2c).tuIlnearddeiotpiolna,spaasaosfstahteipcasnecirneeraosalr]ohayrpoefrnpaltassainad AaPdFenOo,mparhoadvuceebpeeernopxriosdoumceepriolnifaetrsabtyion8innutnhmbelsiovefr,Tchoemspeouncdlsuwdheich, like `cplhoafrimbarcateeu,tiTchaelrsowiidse2l0ykunsoewdnianssboucmiaaatuiso,nsbuecthwestehnteehyspsolciopmipdoemuincdasgaenndt,tumors foofrtmhaeteixoocnrtiandespigannicfriecaasncienoBfupmaancarse.aTthiucsa,cwihnialrceetlhlepprorleicfiesreamtieocnhsainiastmsaofre aot m20o0w0)n., heyprobeblydonot indicatecancrhazardfor bnauens(Greaves, 3.0 Conclusions Mticursosciopatos,lecsioonndoubcsteerdbveyd3iMtahnedxDoucPrionuetpraensipaeectaisvienlyt,wwoecrherroonviofweeeddibnyg to vdeitfefreicenaacreyspbaethtowleoeginstthse.tTwhoessteurdeiveisewlaswtievreetcoocnodmupcotuendd-orcellaatceidylsepspiaornesaotfthe elxlosctruidnyepsamniczraolssws;ahsonweovtecro,ndaufcotremda.lTpahthroelsoulgtyspoefeshreetvwieowsotufdtiheespwaenrcorseaaslfarrom idinetahartycAPoFnOcpreondutcerdoapfrt3ol0ii0foeprpnatmisv.eIfnetshieon3soMfstpasadcyr,eartei aatmaeinntbortehcslhtauadtnigeeesdsat `rinecrelaismeidtieodciodelniogehsot ifnhcyrpeearspelansiaacaiondaarcdoelnlormyapewrpelraesioab.sTernvtehde.DTuhPuosu,tsGiteusdey, sdtiufdfieersenpcreosdnuocteeddbqeuailnigtqatiuvelaysinmiltar iestpoouavseertsailailihnvecipedeeonc-creebsaos,fiwprigotlhiGhfeereatirve ilnestihoenDsuaPnodgnrtesattuedryecnodmepoaeryefdofroptohgegeIsMssitcaayof.LSeisnicoenstthoeaddifefneorcmaacewbeertewoebesnerved a`rpbanicaretaytidcisabginooasstiycpcesstpelraisai(asaizned)aadnedsinoorntsniecnetshseeialtybiioolfoigeincaarlepfolteecnttiioanl,ofthe rvesulatsorftiaiettexwaiossttbboedtiwleosearnethaesmr,easAoXnbaobluegchotnhceobradaszsoefogritvheenqtuhaenetxipaetriivmeental kdinfofowrnsntcosmoobdsuelravteedtihs nportolkiufeorwatzi,vearresupboenrsoeoffytaceibelceisn,arepsapnecciraelalsydiicta,tareendaxe lsitkuedileys pweiztahtAvPeFiOn,hDeesipfiftcsentcheesseidnifdfoegrreenscoesf, traersgpeotnosrsgaeneonfiectstotnothhheoene `pcoeumatocbotrhthee3aMbaysnfdoDc,ualPcoprnotlhisfteuardaitcisrv.eleasiocnsoifpeanccreaitooza,ewedro 7 DuPont 13788 40 RerERENcEs `BMieecghealnLiBs,mHsuorftetxMtEa,hFepraatmoeaSmRo,rOi'nCdouncntoironJbCy,apnedrCooxioskoImeCp(r2of0i0f1t)r.ators amale. . CDrts.TarSici,c60o4-5l5. EFuisstcihse,rSRLatz(ndGABoBoromoarnm,aGx,ASL(.19Eu9s0t)i.s8,,MERxoEclrwienlelp,aCncArMeoars.iIgn:onPeatyh,oJlso,gaynodftWhFe. Mackenzie,eds), AcademicFess, 5c, StaDieppg95o-10,8. EuesltaitosnSsLbiapntdocBooomromlangGavAag(e1i9n85t)h.ePrNoaltiifoenraaltiTveolxeiscioolnosgoyfPrtohgereaxmo.crJiNnaepeanCcaenecaesr: Inst. 75:1067.73. HGirsetaovpeast,hPol(o2g0y0o0)f.PCrheacptiinecraVlITLo.xDiicgietsytSitvuedsiyess,tSeemc.1o.nEdxEodcirtionne,pHaoecvreesrs.,In: Amstepzp.d49a0-m51,4. HGirsetaovpeasth,oPloagnyd,FSaceecioain,dE1aMt(i1o9n9,2)El.sDeivgieesr,tiAvmesstyesrtdeamm.,Ppapn.c1r1ea8s-.1I2n6:Rat PHraoulsfeicna,tIiFv,oRaonsds,otPhEe,Msealkeocvteecd,eGsTo,nBsousfttsh,eSeLxo,carnidnSeipgalnec,eRaEs i(19a9t5)..GL.Tn: Guidesfor Texicologi Pathology, ST/ARPIAYTP, Washingion,DC. L`oonfTgunmeorcski,LDaSbsornadtMoriylAin,imPaMls.(19V9o0)l,TuumImeouTrsoufmtheoopfatunhcerrReaasts.,SIen:coPnadtholsoigoyn L(yVoSnT,upspu.s2o4r1a-n24d9.JMob,eds).InternationalAgeacyforResearchonCancer, . "`MWooGmumisalneeysKsGE.E,(1M9o8r0)g.aTnhReGef,fLeetvsisofoalDonAg,FtreampfseeDdLi,nHgoofgswooyodfDl,sunodnthe rat pancreas. ScJGaastronentedrol, 15:497-502. 3RaMt(s1,9R8i7c)k.eeTEwoxYeaprOerarNloDi.i0e2m8)1TeCRsOn0i1t2c.iCarcinSotugdyeofnFiC-c14t3 yia 2R