title: Is leucine excess a factor in pellagra?
mesh_terms: D000818:Animals; D007930:Leucine / Q000378:metabolism*; D009525:Niacin / Q000172:deficiency; D009536:Niacinamide / Q000031:analogs & derivatives / Q000378:metabolism / Q000652:urine; D010383:Pellagra / Q000378:metabolism*; D051381:Rats; D014364:Tryptophan / Q000378:metabolism
chemical_list: D009536:Niacinamide; D009525:Niacin; D014364:Tryptophan; D007930:Leucine; C008472:N-methylnicotinamide