[Tryptophan-nicotinic acid metabolism in human viral hepatitis].
D002690:Chlamydia Infections; D006505:Hepatitis; D006506:Hepatitis A / Q000378:metabolism*; D006801:Humans; D009539:Nicotinic Acids; D014364:Tryptophan / Q000378:metabolism*
D009539:Nicotinic Acids; D014364:Tryptophan
HEPATITIS, INFECTIONS/metabolism; TRYPTOPHAN/metabolism