title: Nitrogen retention in man in relation to the level and pattern of essential amino acids.
mesh_terms: D000328:Adult; D000596:Amino Acids; D000818:Animals; D004044:Dietary Proteins; D004531:Eggs; D006801:Humans; D008297:Male; D009584:Nitrogen / Q000378:metabolism*; D010940:Plant Proteins; D051381:Rats; D003313:Zea mays
chemical_list: D000596:Amino Acids; D004044:Dietary Proteins; D010940:Plant Proteins; D009584:Nitrogen