[Variations in serum amino acids and peptide-N in the aged].
D000596:Amino Acids / Q000097:blood*; D000933:Antifibrinolytic Agents; D006801:Humans; D010455:Peptides / Q000097:blood*
D000596:Amino Acids; D000933:Antifibrinolytic Agents; D010455:Peptides
AMINO ACIDS/blood; PEPTIDES/blood