title: A novel cyclic undercapeptide, WY-40, 770, with prolonged growth hormone release inhibiting activity.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D001681:Biological Assay; D005934:Glucagon / Q000097:blood; D013006:Growth Hormone / Q000097:blood; D007328:Insulin / Q000097:blood; D010456:Peptides, Cyclic / Q000138:chemical synthesis* / Q000494:pharmacology; D051381:Rats; D013004:Somatostatin / Q000031:analogs & derivatives*
chemical_list: D000596:Amino Acids; D007328:Insulin; D010456:Peptides, Cyclic; D013004:Somatostatin; D013006:Growth Hormone; D005934:Glucagon