Biochemical mutants of microorganisms in vitamin assay; assay of vitamin B6.
D001681:Biological Assay; D004926:Escherichia coli; D025101:Vitamin B 6 / Q000032:analysis*; D014815:Vitamins
D014815:Vitamins; D025101:Vitamin B 6
ESCHERICHIA COLI; VITAMIN B6/determination