Tryptophan pyrrolase--a biochemical factor in depressive illness?
D003863:Depression / Q000201:enzymology*; D006801:Humans; D008995:Monoamine Oxidase / Q000378:metabolism; D014363:Tryptamines / Q000378:metabolism; D014366:Tryptophan Oxygenase / Q000378:metabolism*
D014363:Tryptamines; D014366:Tryptophan Oxygenase; D008995:Monoamine Oxidase