galanin (1 19), human

Galanin (1-19), human, represents the fragment encompassing amino acids 1 to 19 of the human galanin neuropeptide. Galanin (GAL) is known for its extensive distribution and multifaceted biological roles, such as regulating hormone secretion, providing antinociceptive effects, and altering feeding behavior.

C-Type Natriuretic Peptide (CNP) (1-22), human acetate is an agonist of natriuretic peptide receptor B (NPR-B), an endothelial-derived relaxant and growth inhibitory factor. C-Type Natriuretic Peptide (CNP) (1-22), human acetate inhibits cAMP synthesis stimulated by histamine and 5-HT or directly by Forskolin.

Gastrin I (1-14), human, is the 1-14 peptide fragment of human gastrin I, an endogenous gastrointestinal peptide hormone, and is the primary hormonal regulator of gastric acid secretion.

Hemokinin 1 (human) acetate is an endogenous substance P homolog that is a selective agonist at the tachykinin NK1 receptor (IC50 values are 1.8, 370 and 480 nM for NK1, NK3 and NK2 receptors respectively). Has proliferative and antiapoptotic actions on B

Endothelin 1 (swine, human) acetate is a synthetic peptide with the sequence of human and swine Endothelin 1. Endothelin 1 is a potent endogenous vasoconstrictor and acts through two types of receptors ETA and ETB.

β-Amyloid (1-42), acetate (human) is a peptide consisting of 42 amino acids that is part of β-Amyloid and is commonly used in Alzheimer's disease modeling.

Amyloid β Peptide (42-1)(human) acetate is the inactive form of Amyloid β Peptide (1-42). Amyloid β Peptide (42-1)(human) acetate is a 42-amino acid peptide which plays a key role in the pathogenesis of Alzheimer disease.

RFRP-1 (human) acetate is a potent endogenous NPFF receptor agonist (EC50 values are 0.0011 and 29 nM for NPFF2 and NPFF1, respectively). Attenuates contractile function of isolated rat and rabbit cardiac myocytes. Reduces heart rate, stroke volume, eject

Adrenocorticotropic Hormone (ACTH) (1-10), human acetate is a fragment of adrenocorticotropin hormone. Adrenocorticotropic Hormone (ACTH) (1-10), human acetate possesses a weak α-MSH potency only at 100 and 1000 nM.

GnRH Associated Peptide (GAP) (1-13), human Acetate was found to be a potent inhibitor of prolactin secretion and to stimulate the release of gonadotropins. Active immunization with peptides corresponding to GAP sequences led to greatly increased prolacti

β-Endorphin (1-27) (human) acetate, existing in the hypophysis cerebri and hypothalamus, exhibits antinociception activity. β-Endorphin (1-27) (human) acetate is an agonist of opioid receptor, showing preferred affinity for μ-opioid receptor and δ-opioid

BNP (1-32), human is a brain natriuretic peptide

Ac-Endothelin-1 (16-21), human acetate, the principal peptide of the endothelin family, has been shown to have a variety of biological activities in both vascular and nonvascular tissues. The C-terminal fragment, which is a highly conserved sequence in th

Beta-MSH (1-22) (human) acetate (Beta-MSH (1-22) (human) acetate (17908-57-5 Free base)) , is an endogenous melanocortin-4 receptor (MC4-R) agonist.

Angiotensinogen (1-14), human acetate is a fragment of angiotensinogen which is a passive substrate of the renin-angiotensin system.

Glucagon (19-29), human acetate a COOH-terminal fragment processed from glucagon, is a potent and efficient inhibitor of insulin secretion.

MART-1 (26-35) (human) [MART-1 (26-35) human] is a peptide fragment of the MART-1 protein.

Galanin (1-16), mouse, porcine, rat, is a hippocampal galanin receptor agonist (Kd = 3 nM) exhibiting high biological activity on locus coeruleus neurons.

PACAP (1-27), human, ovine, rat acetate (PACAP 1-27 acetate) is a novel neuropeptides originally isolated from bovine hypothalamus, also found in humans and rats.

Galanin (1-30), human acetate (Galanin ) is a 30-amino acid neuropeptide. Galanin (1-30), human acetate acts as an agonist of GalR1 and GalR2 receptors, with Kis of both 1 nM.

Biotin-β-Amyloid (1-42), human TFA, also known as Biotin-Amyloid β-Peptide (1-42) (human) TFA, is a biotin-labeled 42-amino acid peptide implicated in the pathogenesis of Alzheimer's disease.

β-Amyloid (1-42), human, is a 42-amino acid peptide integral to the pathogenesis of Alzheimer disease.

C-Type Natriuretic Peptide (CNP) (1-22), human, is the 1-22 fragment of the parent C-Type Natriuretic Peptide.

Glucagon-like peptide 1 (1-37), human acetate is a highly potent the GLP-1 receptor agonist.

Adrenocorticotropic Hormone (ACTH) (1-39), human, is an agonist of the melanocortin receptor.

'(Des-Bromo)-Neuropeptide B (1-23) (human)' is an agonist for orphan G-protein-coupled receptors, exhibiting a K i of 1.2 nM for GPR7 (NPBW1) and 341 nM for GPR8 (NPBW2) respectively [1].

Interphotoreceptor retinoid-binding protein (1-20) (IRBP1-20), a dodecapeptide fragment of retinoid-binding protein 3, plays a crucial role in pigment regeneration by facilitating the transport of retinol and retinal between photoreceptor cells and the retinal pigment epithelium. It has been utilized to provoke autoimmune uveoretinitis in C57BL/6 mice, possessing the H-2b haplotype. Furthermore, IRBP1-20 at a concentration of 3 µM enhances the secretion of IL-4, IL-5, and IL-6 from primary mouse spleen lymphocytes. Immunization and subsequent rechallenge with IRBP1-20 lead to increased ear swelling, inflammation of ocular blood vessels, infiltration by immune cells, damage to the photoreceptor layer, and retinal detachment in IFN-γ-deficient mice.

Gastric inhibitory peptide 1 (GIP-1) (3-42), a fragment of the incretin hormone GIP and antagonist to the GIP receptor, is generated through the action of serum dipeptidyl peptidase 4 (DDP-4). When administered at 25 nmol/kg to an ob/ob mouse diabetes model, GIP-1 (3-42) elevates plasma glucose levels and lowers plasma insulin levels, demonstrating its effect on reducing insulin secretion from BRIN-BD11 pancreatic cells at a concentration of 100 nM.

β-Defensin-1 is a peptide with antimicrobial properties that protects the skin and mucosal membranes of the respiratory, genitourinary, and gastrointestinal tracts.1It inhibits the growth ofB. adolescentis,L. acidophilus,B. breve,B. vulgatus,L. fermentum,B. longum, andS. thermophilusin an antimicrobial radial diffusion assay.2β-Defensin-1 also inhibits the growth of periodontopathogenic and cariogenic bacteria, includingP. gingivalisandS. salivarius, and of susceptibleM. tuberculosisH37Rv but not of resistantM. tuberculosisRM22 when used at a concentration of 128 μg/ml.3,4It blocks human and mouse Kv1.3 voltage-gated potassium channels (IC50s = 11.8 and 13.2 μM, respectively).5Overexpression of β-defensin-1 in the human oral squamous cell carcinoma (OSCC) cell lines HSC-3, UM-1, and SCC-9 increases migration and invasion but not proliferation.6 1.Lehrer, R.I.Primate defensinsNat. Rev. Microbiol.2(9)727-738(2004) 2.Schroeder, B.O., Ehmann, D., Precht, J.C., et al.Paneth cell α-defensin 6 (HD-6) is an antimicrobial peptideMucosal Immunol.8(3)661-671(2015) 3.Ouhara, K., Komatsuzawa, H., Yamada, S., et al.Susceptibilities of periodontopathogenic and cariogenic bacteria to antibacterial peptides, β-defensins and LL37, produced by human epithelial cellsJ. Antimicrob. Chemother.55(6)888-896(2005) 4.Fattorini, L., Gennaro, R., Zanetti, M., et al.In vitro activity of protegrin-1 and beta-defensin-1, alone and in combination with isoniazid, against Mycobacterium tuberculosisPeptides25(7)1075-1077(2004) 5.Feng, J., Xie, Z., Yang, W., et al.Human beta-defensin 1, a new animal toxin-like blocker of potassium channelToxicon113(2016) 6.Han, Q., Wang, R., Sun, C., et al.Human beta-defensin-1 suppresses tumor migration and invasion and is an independent predictor for survival of oral squamous cell carcinoma patientsPLoS One9(3)e91867(2014)

Glucagon is a peptide hormone, produced by pancreatic α-cells. Glucagon reduces the activity of HNF-4. Glucagon stimulates gluconeogenesis. Glucagon enhances HNF4α phosphorylation.

Orexin B, human (TFA) is an endogenous agonist at Orexin receptor with Kis of 420 and 36 nM for OX1 and OX2.

PACAP (1-27) (the N-terminal fragment of PACAP-38) is a novel neuropeptides originally isolated from bovine hypothalamus, also found in humans and rats.

Angiotensinogen is a serum globulin formed by the liver that is cleaved by renin to form angiotensin I. Angiotensinogen is also called angiotensin precursor.

Endogenous peptide agonist of Mas related GPR X2 (MRGPRX2, EC50 = 251 nM). Also a noncompetitive nicotinic cholinergic antagonist. Inhibits nicotine-stimulated catecholamine secretion from PC12 cells in vitro, and from sympathetic nerve endings and adrena

Human PTH-(1-31), the 1-31 fragment of human parathyroid hormone, stimulates cAMP release and mildly activates 25-hydroxyvitamin D-1α-hydroxylase. Unlike its full-length counterpart, it promotes bone formation without triggering bone resorption, making it a promising candidate for osteoporosis research [1] [2].

Biotinyl-Glucagon (1-29), encompassing human, bovine, and porcine versions, is a biotinylated form of glucagon. This peptide hormone, synthesized by the pancreas's α-cells, elevates glucose and fatty acid levels in the bloodstream [1] [2].

Acetyl β-endorphin (1-26) is a neuropeptide found in rat hippocampus, brain stem, and pituitary. It is also present in the human hypothalamus, where it comprises approximately 4.9% of total β-endorphin peptides. Acetyl β-endorphin (1-26) is produced through posttranslational processing of β-endorphin and is processed similarly in rat and human hypothalamus. Levels of acetyl β-endorphin (1-26) increase in the rat pars intermedia and brain stem following chronic administration of haloperidol .

Potent endogenous NPFF receptor agonist (EC50 values are 0.0011 and 29 nM for NPFF2 and NPFF1, respectively). Attenuates contractile function of isolated rat and rabbit cardiac myocytes. Reduces heart rate, stroke volume, ejection fraction and cardiac out

Non-selective galanin receptor agonist (Ki values are 0.98, 1.48 and 1.47 nM for GAL1, GAL2 and GAL3 respectively). Anticonvulsant; prevents the occurrence of full kindled seizures in rats.

Osteocalcin (1-49) is a non-collagenous peptide that is secreted by osteoblasts and odontoblasts and comprises 1-2% of the total protein in bone. Secretion of osteocalcin (1-49) is stimulated by 1,25-dihydroxy vitamin D and plasma levels increase in diseases that induce dysregulated bone turnover such as osteoporosis, Paget's disease, and primary hyperparathyroidism. Osteocalcin (1-49) is positively correlated with insulin sensitivity and negatively correlated with high blood glucose levels in women. In vitro, osteocalcin induces chemotaxis of MDA-MB-231 breast cancer cells, human peripheral blood monocytes, and rat osteosarcoma cells with osteoblast-like characteristics. It is also expressed by vascular smooth muscle cells (VSMCs) displaying an osteoblast-like phenotype and has been positively associated with calcification of aortic tissue and heart valves in humans.

Carperitide acetate (Atrial Natriuretic Peptide (ANP) (1-28), human, porcine Acetate), a 28-amino acid hormone, is naturally produced and released by the human heart upon cardiac injury or mechanical stretch. This compound effectively inhibits the secretion of endothelin-1 in a dose-dependent manner.

MART-1 (26-35) (human) TFA is an amino acid residue of 26-35 protein.

CNP, a member of the natriuretic peptide family, was first identified in porcine brain and later found in other mammals as well as non-mammals. Processing of the CNP precursor gives rise to CNP-22 and its N-terminally elongated form, CNP-53. The CNPs shar

Glucagon is a 29-amino-acid peptide hormone liberated in the alpha cells of the islets of Langerhans. Glucagon-producing alpha cells represent one of the earliest populations of detectable islet cells in the developing endocrine pancreas.

Defensin HNP-1 human is a Human neutrophil peptide (HNP) involved in endothelial cell dysfunction during early atherosclerotic development and can regulate the growth of atherosclerosis.

(Des-Glu5)-ACTH (1-24) (human, bovine, rat) is an adrenocorticotropic hormone (ACTH) analogue synthesized by the anterior pituitary gland to regulate cortisol and androgen production. This polypeptide tropic hormone variant differs from ACTH by the absence of glutamic acid at the fifth position.

(Met(O)27)-Glucagon (1-29) (human, rat, porcine) is a modified glucagon exhibiting the same maximum glucose-synthesizing activity in rat hepatocytes as its native form, but with reduced potency, highlighting the importance of methionine in glucagon's attachment to hepatic receptors [1].

Neuropeptide Y (1-24) (human) is a neuropeptide that inhibits electrically stimulated twitch responses in rat vas deferens and activates neurons in the rat CA3 region of the dorsal hippocampus in vivo following N-methyl-D-aspartate (NMDA) induction [1] [2].

Glucagon-like peptide 1 (1-37), human, is a highly potent agonist of the GLP-1 receptor and a pancreatic hormone synthesized by post-translational processing of proglucagon. Unlike truncated forms of GLP-1, it neither affects food intake in rats nor enhances pancreatic insulin secretion.