Biochemistry and pathology of tryptophan metabolism and its regulation by amino acids, vitamin B6, and steroid hormones.
D000596:Amino Acids / Q000502:physiology*; D006801:Humans; D011736:Pyridoxine / Q000502:physiology*; D013256:Steroids / Q000502:physiology*; D014364:Tryptophan / Q000378:metabolism*
D000596:Amino Acids; D013256:Steroids; D014364:Tryptophan; D011736:Pyridoxine