PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8041-3 1976 Chronic administration of glucose or nicotinamide in drinking water inhibits the activity of rat liver tryptophan pyrrolase, and subsequent withdrawal causes an enhancement. Niacinamide 37-49 tryptophan 2,3-dioxygenase Rattus norvegicus 103-123 8041-17 1976 It is suggested that the inhibition of tryptophan pyrrolase activity by glucose or nicotinamide is mediated by both NADPH and NADH. Niacinamide 83-95 tryptophan 2,3-dioxygenase Rattus norvegicus 39-59