Assertion: l tryptophan | /r/AtLocation | high concentration
Facets:
Source sentences:
text: 5-Hydroxy-l-tryptophan (5-HTP) has been found in high concentration (6–10% fr. wt.) in the mature seeds of Griffonia simplicifolia, a West African legume of reputed physiological activity, and in lower concentration in other parts of the plant.