title: Mechanism of urea excretion after protein loading.
mesh_terms: D003404:Creatinine / Q000378:metabolism; D004044:Dietary Proteins / Q000008:administration & dosage* / Q000378:metabolism; D006801:Humans; D008297:Male; D008657:Metabolic Clearance Rate; D012016:Reference Values; D013997:Time Factors; D014508:Urea / Q000097:blood / Q000652:urine*
chemical_list: D004044:Dietary Proteins; D014508:Urea; D003404:Creatinine