Answers are grounded in this paper and cite their sources.
Peptostreptococcus anaerobius was found to metabolize tyrosine to p-hydroxyhydrocinnamic acid [3-(p-hydroxyphenyl)propionic acid]. This acid was detected in spent growth media by gas-liquid chromatography, and its identity was confirmed by mass spectrometry.
No takes yet. Share an insight, caveat, or question.
Lambert et al. (1980) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: