Histidine: An essential amino acid for normal adults.
D000328:Adult; D000596:Amino Acids / Q000008:administration & dosage; D000740:Anemia / Q000209:etiology*; D003677:Deficiency Diseases / Q000150:complications / Q000188:drug therapy / Q000378:metabolism; D006639:Histidine / Q000172:deficiency / Q000378:metabolism / Q000627:therapeutic use; D006801:Humans; D008297:Male; D009584:Nitrogen / Q000378:metabolism*; D009751:Nutritional Requirements
D000596:Amino Acids; D006639:Histidine; D009584:Nitrogen