Record Display for the EPA National Library Catalog

RECORD NUMBER: 15 OF 25

Main Title Initiation/Promotion Assay for Chemical Carcinogens in Rat Liver.
Author Herren, Sydna L. ; Pereira, Michael A. ; Britt, Alfred L. ; Khoury, Marlene K. ;
CORP Author Cincinnati Univ., OH.;Health Effects Research Lab., Research Triangle Park, NC.
Year Published 1982
Report Number EPA-68-03-2870; EPA-600/J-82-273;
Stock Number PB83-161505
Additional Subjects Bioassay ; Toxicology ; Rats ; Liver ; Detection ; Carcinogens ; Laboratory animals ; Chemical compounds ; Reprints ; Carcinogenesis
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB83-161505 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 10p
Abstract
A short-term initiation/promotion bioassay has been developed in rat liver using putative preneoplastic foci as the endpoint for the detection of chemical carcinogens. The two protocols of the bioassay used in this study were varied according to the time 2/3 partial hepatectomy was performed in relation to when the initiator or test substance was given. After 7 weeks of promotion with phenobarbital in the drinking water, the rats were killed and the liver was sectioned, stained, and scored for gammaglutamyl transpepitdase (GGTase)-positive foci.