The prevalence of indole-positive organisms in the gut and environment of marine animals was studied. Indole formation by a group of the isolates was found to occur only in the presence of tryptophan. The isolates examined were all assigned to the genus Vibrio.
No takes yet. Share an insight, caveat, or question.
Klug et al. (1971) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: