抄録
1. Desoxycholic acid was shown to have an especially strong inhibitory action on the growth of BMM, chenodesoxycholic and ursodesoxycholic acids a moderate action, and cholic, glycocholic and taurocholic acids a very weak action.
2. This fact may explain why the disposition to become BMM carriers varies in different species of animals.
3. The individual difference in man in the disposition to become carriers may possively be explained by the difference in the amount of bile and the relative ratio of individual bile acids.