Single and multiple intragastric doses of diallylnitrosamine [(DAN) CAS: 16338-97-9]
administered to Syrian golden hamsters induced tumors, primarily of the respiratory tract, in …

The promoting activities of phenobarbital(PB) on the development of ƒÁ-glutamyl
transpeptidase-positive(ƒÁ-GT• ôUH• ô+• ôUS• ô) foci in rat liver with three different initiating …

Materials and Methods Two hundred male Wistar rats, 28 days old, were used.
Phenobarbital sodium, DDT, and PCB (Kanechlor 500) were used as tumor enhancers after …

Abstract Feed containing 0.2% allantoin or diphenhydramine (as the hydrochloride) or 0.1%
chlorpheniramine (as the maleate), with or without 0.2% sodium nitrite, was given ad lib. to …

Abstract Diethylnitrosamine (DENA, 10 mg kg-1 per day) was fed to rats for 2, 4 and 6
weeks. One week after the cessation of DENA, animals were submitted either to partial …

Three publications on the carcinogenicity of N-nitrosodiethylamine (NDEA) in the livers of F-
344 or Wistar rats were examined for concordance of the data. Two reports recorded the …

The effect of long-term exposure to phenobarbital (CAS: 50-06-6) subsequent to tumor
initiation on the development of liver tumors in BALB/c and (C57BL/6× C3H/Anf) F1 …

The effect of butylated hydroxyanisole(BHA) and ethoxyquin(EQ) on hepatocarcinogenesis
initiated with N-ethyl-N-hydroxyethylnitrosamine in rats was investigated. The results clearly …

We investigated the effect of a pretreatment with indomethacin (IMC, ip 3.6 mg/kg body
weight (bw)) or dimethylprostaglandin E2 (PGE2, ip 10 μg/kg bw) on the incidence and …

The effect of cysteamine (2‐aminoethanethiol hydrochloride) on hepatocarcinogenesis
induced by N‐nitrosomor‐pholine (NNM) was investigated in male Sprague‐Dawley rats …