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.. HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE TrehGe Li apts cc: G. Kennedy W. Krauss TFor:on:ChaGrrleegsSyRkeeisn,harVdHtD,GSM.p october 29, 1987 AR226-1717 Two-YeaFrluToorxoicchietmyi/caClarcFiCn-o1g4e3niicnitRyatsStudy of studyIchoanvdeuctreedviebwyedthethe34paCtohmopalnoygyanpdorthiaovnesseofvertahle ccohmrmoeninctsrartegarding their findings. the noIn-anmeoipnlaesstsiecntifailndianggrseemgeinvtenwiitnhthtehereipnotretr.pretSapteciiofnicoaflly, "theeystionicdredaesgeedneirnactiidoenn"ceaonfd hneepcartoiscis"wmaesgaclloecyatroseivsi"d,ncveacuooflahteipoant,ic mpehtoaspbhoaltiassme,andasptaorxtiactiety.aminThoetraenlsefveatriaosne aofndsearluamninaelkaalmiinneotransferase linesmioanlse. ratTshe (a30bseanndce30o0f peplme)vatceodrrehleaptaetdicwietnhzymtehseseinhitshteolfoegmiaclaels reflected the relatively less severe liver lesions in this sex. patholTohgeirsetap(pR.earGseilt)o ahnadvethbeeenstusdoymedidriescatgorreem(eL.ntSbibeitnwsekein) twhiethstudy Trheegarpdasthotloogtyhereipnotretrpdreestcartiiboendofthesomselioghtthleyr ninocnr-enaesoepdlasitniccidelnecseions. ohfypeardprelnaasliano(d30ulaarndhy3p00erppplmasifaema(l3e0s0) ppams m"asleecso)ndaarndilyovacroimpaonuntdubular ernedloatgeedn,ousprosbtaebrloiydst"h.rougWhhiltehe I FtCe-n1d43toalategrreede wliitvhertmheitsabolism of eifnfteecrtpsretaasti"oenq,uivtohcealS"tudwaysdinrotectuonrre'assocnhaabrlaec.terization of these carcinAollmasofantdhethheepaitniccidennecoepla(smmasleso:bse3r,v1e,5d; infemtahliess:stu0d,y0,1w)e*redid n(omtaleasp:pea1r,0,t2o; befedmoalsee: r0e,l0a,t3e)d*. waTshesliingchitdelnyceinocfreansoeddu,larthohuygpherpnlotasia esftfaetcits,ticiafllrye.al, AswasinadicsaetqeudelainOfthethereploirvte,r dtehgisenehryapteiropnlasrtaitcher atlhtaenraatipornes-ne(obpalsaospthiilcicc,hanegoes.inopThheiliicncianddencveacoufolahteepda)tocayltseo did not suggest a pre-neoplastic effect. * 0 ppm (Control), 30 ppm and 300 ppm, respectively page 1 of 6 3 consiAdelrtehdougtho tbehecsatrucdiynogreenpiocrt icnontchleudreadt" th(aptage"FC2-51),43 itis fnaoitled ptoathaodleoqguyaterleyporetxpl(apiangeth1e23)f:ollowing statements from the appended - i"Inncidfeenmcaele inratmsa,mmatrhyerefiwbarsoadaensotmaatsistaticatlhley 3s00ignpipfmiclaenvtel.i"ncreased - r"eIlnatmeadleocrcatusr,rentcheereofwabseniagnstaLteiydsitgicaclellly tsuimgonrisficoafntt,hecotmepsotuensd at the 300 ppm level." to Although be applied it to wtahseseapptruomoprrsi,atetheforrehfiesrteonrciecsalcitiendcidiennctehedasttaudy rIephoarvte waeprpeendweedak.the Icnonotrrdoelr tioncisduepnpcleemednatta tdheeripvuebdlisfhreodm lHaistkeerlalture, LB)a.borTahtiosryh'isstmoorsictalrecdeantta 1i3nclcuhdreosnic954ratmalsetudaineds94(7ApfpeemnadliecesCrAl:CanDd tSeprrmaignuael-lDyawlseaycrirfaitscedwhiucnhtilwer2eyeatarsleaosftag1e.year of age but not the nuImnbetrheofcasreatsofamsamtmhaerydentoummiornsa,tori,t risatmhoerre thraenalitshetictistosueuse nuunmdbeevre,lopseidnceorunaetxraompihnieedd mgalmanmda.ry gTlheandinucisdueanlcley oifndifciabtreosadenomas 4(2u8s)i*ngce50rtariantlsyassutghgeestdeednomaincaotmopro)undinrtehleateFdC-1e4f3fecstt.udyIn(20i%t,s a3r8%g,ument aofgaifnisbtroasducehnomaansefifnectth,e htihegh-sdtousdey rfeepmoarltesst.a.t.e..s wtahsat si"mtihelarintcoidence Tthheat Prreepjoeratnedreffeorrenucnet,reahtoewdevearg,ingreproatrsted(Parnejeiannc,ideetnceal.of13o7n3ly)."24% 1f8i1brofaedmeanloemarsa:ts,Inanadnytchaesye,werseincteermthienalPlryejesaancrisftiucdeyd iantclu1d8e-dmonotnhlsy, miatmmwaasryantumionrapdpartoapriiastecomhpiasrteodrictaol HraesfkeerlelncLea.borafthoenry'tshehiFsCt-o14r3ical croenltartoeldsef(fAepcptend(i4x2%C)v,s. th37e%re [dpo=e0s.3)n)o.t appear to be any compound was aTlhseo siungcgreeassteidveinofcidaenccoempooufndLeyedfifgectc.ellThaedensotmuadsy r(0e%p,ort48,cit1e4d8)* ntowromarlefberaecnkcgersounidn iitnscicdeonncteentoifonLeytdhiagt c1e4l%lwatsumoirnsliinneSwpirtahguet-hDeawley rcaotnss.ideTrhiengfirtshte rsmeaflelrenncuembe(rAnvoefr,raetts a(l9.6)), watsheofmulltiitptllee vsaalcureifices, oalnddertheratdsura(t2i4o-n38omfontthhessotfudyage()38 fmoorntchosmpaofrisaogne).withThetheuseFC-o1f43the snotudLyeydriagtstu(m1o3r-s25wmeornethosbseorfveadge)inistheque1s2t-i23onambolnet,h oelsdpecriaatlsly(0s/2i8n)c.e The second reference (Hazleton Laboratories) was stated as *'0 ppm (Control), 30 ppm and 300 ppm, respectively page 2 of 6 documentation latter figure of is da raLmeyadtiigcaclellyl ditfufmeorrenitncifdreonmceourof ow2n8.7e8x.periTehnicse and wPaartrhaonltosgysoDmeeparstkmeepntti,cissma.ys tInhatfactth,eirSid198J4oneisn,cidcehniceef dofatatheshoRwaezdleton 2a-2L4e8ydiign cienldlivitduumaolr sitnucdiideesn.ce oOfur1o08wn (h3i0s/1t9o8r)i,calwitdhataa r(aAnpgpeendoifx B), dCeommopnasrtirngatetshisantointchiedenFcCe-14O3f L6.e1y%dig(5c8e/l95l4)tuwmiotrh iancirdaengneceof(A1p-p1e2n%d,ix hC)ighs-hdoowsseagrsotuaptis(t3i00calplpym).signCiofmibciannitngitnhcereaHsaeske(lpl=0.a0n4d) Hainzlettheon data d(i8f8f/e11r5e2n)t gfirvoemsthaen FiCn-c1i4d3enciencoifden7c.e6%,ofwh1i4c%h (ips=0.n0o9t).statistically In conclusion, study report failed it to is my opinion that adequately address the the FC-143 chronic possibility of rat either mdaimdmanroyt gilnacnldudoeraLceoyndicgluscieolnl wchaerrcienotgheenepsaitsh.ologThiestpcaltehaolrolgyystraetpeodrt hIinsadidnitteiropnr,etatthieonauotfhortheofbitohelogsitcuadly stiexgtnifdiicdanncoet oafpplhyisapfpirndoipnrgisa.te hItistsohroiucladl bedamteanttioonreedfuttehatthereliimapblliecathiiosntsoriocfalthedatpaathfoolrogcyhrorneipcort. LroadbeonrtatosrtyudideastahawsasgennoteraalvlayilanboltebeteonRipkuebrlisLhaebdoraatnodryt.hat the Haskell evidenBcaesedthaotn oFuCr-14e3xperreiseunlcteedatinHaanskeilnlcreLaasbeoraitnorayn,y ttyhpeereofisranto mammary tumor. incideTnhcee eofffecLteydoifg a ceclhlrontiucmorosralis exsptoilslureunctloea3r00 anpdpmmiognhtthebe caopnptrrooplrsiataendlythteermHeadskeelqluivhoicsatlo.ricaClompcaornetdroltodabtoat,h athe14%stuidnycidence nison-snuesoppicliaosutsi,c epfafretcitcsulanroltyed ipnrelviigohutsloyf. theAlptohsosugihbleI psteerrsooinda-lrleylated tbheelieevveidetnhcaet itshenoLteygdriegatcelelnoutguhmortso abreedepfrionbiatbilvye.compIouwnoduldrelated, appreciate the opportunity to review the testes on this study. Jones, (Haskell L(aHbasz.l)e.tonOctLoabbse.r).20,Tel1e98p7h.one conversation with C. Keenan WPeriesjbeuarngegrD, JHP.ecSkhpaomntaJnC,eouCsasTeuymoArE,s iGnrisSwporladgueDP-,DawWleeiysbuRratgseranEdK Sanwdiss Mice. Cancer Research 33:2768-2773 (1973). LAensvieornsMR,inCoBhaernrieBJr,-ReLaartetduadMaaleCPSapnrdaguFeo-sDtaerwleSJy. RaAtgse.-AsEsxopceiraitmeendtal Aging Research 8:3-24 (1982). page 3 of 6 5 jE omrrtmomn own 2 =fR tr manny 3 |sree $8if ogpt El: is 2 $ HE k Hi ey 5 i gil a 8 ge CL mites mT : Bi | EE 2 id | Ii i iHIpTo zd} HflEeHd g Hi] PRET 2 sla d dai. i adil EE EcEi0gf. EdgEgE: if 0. PERE oF fF sad LEG 0; 1 BEE oo