Possible involvement of arachidonic acid metabolism in phenobarbital promotion of hepatocarcinogenesis.


The effects of inhibitors of arachidonic acid metabolism and antioxidants on the rat liver tumor promotion activity of phenobarbital (PB) were assessed using the enzyme-altered focus as the end-point lesion. Fischer 344 male rats were initiated with N-nitrosodiethylamine (200 mg/kg) and then divided into five groups placed on basal diet, diet containing 0… (More)


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