leucine – enkephalin, methionine – enkephalin, d-penicillamine (2,5)- – pancreatic polypeptide – peptide phi – pituitary adenylate cyclase-activating polypeptide – pituitary hormone release inhibiting hormones – pituitary hormone-releasing hormones – prolactin release-inhibiting hormone – prolactin-releasing hormone – thyrotropin-releasing hormone – secretin – somatostatin – somatotropin-releasing hormone – tachykinins – eledoisin – kassinin – neurokinin a – neurokinin b – physalaemin – substance p – vasoactive intestinal peptide – vasopressins – argipressin – lypressin – oxytocin – vasotocin – oligopeptides – amanitins – angiotensins – angiotensin i – angiotensin ii – angiotensin amide – saralasin – 1-sarcosine-8-isoleucine angiotensin ii – angiotensin iii – angiotensinogen – antipain – bradykinin – kallidin – caerulein – chalones – delta sleep-inducing peptide – dipeptides – anserine – aspartame – carnosine – enalapril – enalaprilat – glycylglycine – lisinopril – n-formylmethionine leucyl-phenylalanine – glutathione – glutathione disulfide – s-nitrosoglutathione – gonadorelin – buserelin – goserelin – leuprolide – nafarelin – triptorelin – leupeptins – netropsin – pentagastrin – pepstatins – peptichemio – peptide t – phalloidine – thyrotropin-releasing hormone – tachykinins – eledoisin – kassinin – neurokinin a – neurokinin b – physalaemin – substance p – technetium tc 99m mertiatide – teprotide – tetragastrin – thymic factor, circulating – tuftsin – vasopressins – argipressin – deamino arginine vasopressin – felypressin – lypressin – ornipressin – oxytocin – vasotocin – opioid peptides – dynorphins – endorphins – alpha-endorphin – beta-endorphin – gamma-endorphin – enkephalins – enkephalin, ala(2)-mephe(4)-gly(5)- – enkephalin, leucine – enkephalin, leucine-2-alanine – enkephalin, methionine – d-ala(2),mephe(4),met(0)-ol-enkephalin – enkephalin, d-penicillamine (2,5)- – peptide fragments – peptide hormones – activins – inhibin-beta subunits – adiponectin – atrial natriuretic factor – bombesin – calcitonin – corticotropin-releasing hormone – gastric inhibitory polypeptide – gastrins – glucagon precursors – enteroglucagons – glucagon-like peptide 1 – glucagon – inhibins – inhibin-beta subunits – insulin – insulin, isophane – insulin, long-acting – proinsulin – c-peptide – leptin – motilin – msh release-inhibiting hormone – msh-releasing hormone – natriuretic peptide, c-type – pancreatic polypeptide – parathyroid hormone-related protein – parathyroid hormone – teriparatide – peptide phi – peptide yy – pituitary hormone release inhibiting hormones – pituitary hormone-releasing hormones – pituitary hormones – pituitary hormones, anterior – gonadotropins, pituitary – follicle stimulating hormone – follicle stimulating hormone, beta subunit – glycoprotein hormones, alpha subunit – luteinizing hormone – glycoprotein hormones, alpha subunit – luteinizing hormone, beta subunit – menotropins – urofollitropin –