title: [Trends in the studies of natural peptides].
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D001839:Bombesin / Q000032:analysis; D003346:Corticotropin-Releasing Hormone / Q000032:analysis / Q000302:isolation & purification; D004247:DNA / Q000032:analysis; D004745:Enkephalins / Q000235:genetics; D005544:Forecasting; D013007:Growth Hormone-Releasing Hormone / Q000032:analysis / Q000302:isolation & purification; D006801:Humans; D007031:Hypothalamus / Q000032:analysis; D008297:Male; D008875:Middle Aged; D009496:Neurotensin / Q000032:analysis; D010455:Peptides / Q000032:analysis*; D011498:Protein Precursors / Q000235:genetics; D051381:Rats
chemical_list: D004745:Enkephalins; D010455:Peptides; D011498:Protein Precursors; C029992:proenkephalin; D009496:Neurotensin; D004247:DNA; D003346:Corticotropin-Releasing Hormone; D013007:Growth Hormone-Releasing Hormone; D001839:Bombesin