title: Nitrogen requirement.
mesh_terms: D000136:Acid-Base Equilibrium; D000328:Adult; D000641:Ammonia / Q000652:urine; D003404:Creatinine / Q000652:urine; D004044:Dietary Proteins / Q000008:administration & dosage; D004527:Egg Proteins / Q000008:administration & dosage; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D009584:Nitrogen / Q000008:administration & dosage* / Q000652:urine; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D012964:Sodium / Q000008:administration & dosage; D014508:Urea / Q000652:urine
chemical_list: D004044:Dietary Proteins; D004527:Egg Proteins; D000641:Ammonia; D014508:Urea; D012964:Sodium; D003404:Creatinine; D009584:Nitrogen