[On the need for zinc, as an oligoelement, for the synthesis of tyrosine by Aspergillus niger].
D001230:Aspergillus; D001234:Aspergillus niger; D014443:Tyrosine / Q000737:chemistry*; D015032:Zinc / Q000737:chemistry*
D014443:Tyrosine; D015032:Zinc
TYROSINE/chemistry; ZINC/chemistry