insulin

Insulin (human) is a peptide hormone that promotes glycogen synthesis and regulates glucose levels in the blood. Insulin (human) has hypoglycemic activity and is used clinically to treat hyperglycemia in diabetic patients.

This peptide is a fragment of the alpha-chain of insulin amino acids 1 to 13. The insulin a-chain epitope recognized by human T cells is posttranslationally modified.

Insulin bovine (Insulin from bovine pancreas) is a biologically derived two-chain polypeptide hormone, synthesized in vivo by pancreatic β cells. It is frequently utilized as a growth supplement in cell culture applications.

Insulin glulisine (HMR 1964) is a rapid-acting analog that closely resembles the pharmacokinetic and pharmacodynamic properties of physiological human insulin, making it applicable in diabetes research [1].

Insulin peglispro (BIL) represents a basal insulin characterized by a sustained, stable activity pattern. This compound demonstrates enhanced glucose regulation abilities when compared to traditional insulins [1].

Insulin glargine, a long-acting insulin analog, is utilized for the treatment of diabetes mellitus [1].

Insulin β Chain Peptide (15-23), also referred to as INS, is an insulin-derived peptide specifically recognized by islet-associated T cells. The tetramer of Insulin β Chain Peptide (15-23) effectively stained the INS-reactive CTL clone G9C8; however, neither this tetramer nor the negative control tetramer (TUM) stained splenic CD8+ T cells from NOD or 8.3-TCRαβ transgenic NOD mice.

Insulin (swine), a porcine-derived insulin, is utilized in diabetes research [1].

[pTyr1146][pTyr1150][pTyr1151]Insulin Receptor (1142-1153) acts as a substrate for insulin receptor tyrosine kinase, binding effectively to insulin with potential applications in scientific research and medicine.

Insulin Detemir, an artificial insulin, effectively controls blood sugar levels by stimulating GLP-1 secretion through enhanced Gcg expression via the activation of Akt- and/or extracellular signal-regulated kinase (ERK)-dependent-cat and CREB signaling pathways. It is applicable for type 2 diabetes research [1] [2].

IGF-I 30-41 acetate(82177-09-1 free base) (Insulin-like Growth Factor I (30-41) acetate) is amino acids 30 to 41 fragment of Insulin-like Growth Factor I (IGF-I).

Proinsulin C-peptide human acetate (Proinsulin C-peptide human acetate (33017-11-7 Free base)) is a polypeptide of 31 amino acid residues that links the A and B chains of proinsulin to ensure proper folding, has biological activity and regulates cellular functions.

IGF-I is partly responsible for systemic GH activities although it possesses a wide number of own properties (anabolic, antioxidant, anti-inflammatory and cytoprotective actions).IGF-I (24-41) (TFA) is amino acids 24 to 41 fragment of Insulin-like Growth

IGF-I (30-41) (TFA) is amino acids 30 to 41 fragment of Insulin-like Growth Factor I (IGF-I).

InsB (9-23) is an insulin B-chain peptide that binds to a class II histocompatibility complex (MHC) allele called I-Ag7.

IGF-I (24-41) is a 24-41 amino acid fragment of Insulin-like Growth Factor I (IGF-I), which contributes to systemic GH activities and exhibits various properties such as anabolic, antioxidant, anti-inflammatory, and cytoprotective.

IGF-I (30-41) is a fragment of Insulin-like Growth Factor I (IGF-I) comprising amino acids 30 to 41.

Adropin (34-76) (human, mouse, rat) is a peptide that mitigates liver fibrosis and insulin resistance, independent of obesity or food intake.

GLP-1(7-36) amide (MKC 253) is a peptide hormone released from intestinal L-cells upon nutrient intake. It binds to the GLP-1 receptor in the pancreas, enhancing insulin secretion from pancreatic β-cells and increasing insulin expression, thereby exhibiting antidiabetic effects.

Dimethyl DL-glutamate is a cell-permeant glutamic acid derivative that enhances insulin release in response to glucose in isolated islets and in animal models of diabetes.

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

Xenin 8 acetate is a biologically active fragment of Xenin in the neurotensin/xenopsin family. Xenin 8 acetate augments Arginine-induced insulin release (by 40%) and potentiates the glucagon responses to both Arginine (by 60%), Carbachol (by 50%).

GIP (1-39) acetate is a gastric inhibitory peptide (GIP) purified from porcine intestine and stimulates insulin secretion.

Galantide acetate, a non-specific galanin receptor antagonist, is a peptide consisting of fragments of galanin and substance P. Galantide acetate recognizes two classes of galanin binding sites (KD<0.1 nM and ~6 nM) in the rat hypothalamus. Galantide acetate dose dependently (IC50=1.0 nM) antagonizes the galanin-mediated inhibition of the glucose-induced insulin secretion from mouse pancreatic islets. Galantide acetate appears to bind to a single population of SP receptors (KD~40 nM).

GIP (human) acetate is a stimulator of glucose-dependent insulin secretion and a weak inhibitor of gastric acid secretion. GIP (human) acetate plays a vital role in lipid metabolism and the development of obesity.

HAEGTFTSDVS acetate is the first N-terminal 1-11 residues of GLP-1 which stimulates insulin secretion from pancreatic β-cells.

MOTS-c(Human) Acetate is a mitochondrial-derived peptide. MOTS-c(human) acetate induces the accumulation of AMP analog AICAR, increases activation of AMPK and expression of its downstream GLUT4. MOTS-c(human) acetate induces glucose uptake and improves insulin sensitivity. MOTS-c(human) acetate has implications in the regulation of obesity, diabetes, exercise, and longevity.

GIP (1-30) amide, porcine acetate is an agonist of fully glucose-dependent insulinotropic polypeptide (GIP) receptor. GIP (1-30) amide, porcine acetate can weakly inhibit gastric acid secretion and strongly stimulate insulin.

Mazdutide acetate is a potent co-agonist of glucagon-like peptide (GLP-1R) and glucagon receptor (GCGR), a gastrin-regulating hormone analog.Mazdutide acetate stimulates insulin secretion from mouse pancreatic islets, and can be used in studies of obesity and type 2 diabetes (T2D).

Human proinsulin, the single-chain peptide precursor of insulin, consists of the insulin A and B chains connected by the 31 amino acid C-peptide. Cleavage of proinsulin by proteolytic enzymes produces insulin and free C-peptide.

Proinsulin C-Peptide (31-63), porcine, is a peptide derived from the cleavage of porcine proinsulin, covering amino acid residues 31 to 63.

Proinsulin C-peptide (human) is a 31-amino acid peptide that links the Proinsulin A and B chains, ensuring their proper folding, biological activity, and regulation of cellular functions.

Glp-1(7-37) acetate is an intestinal insulin hormone that enhances glucose-induced insulin secretion.

GIP (3-42), human acetate is an antagonist of a glucose-dependent insulinotropic polypeptide (GIP) receptor and regulates insulin secretion and GIP metabolism in vivo.

C-Peptide 2, rat acetate is a proinsulin component of inhibiting glucose-induced insulin secretion, consisting of acetate and a polypeptide composed of 31 amino acid residues [1] [2].

Obestatin is a 23 amino acid peptide hormone with a conserved C-terminal glycine residue and amidation site that is formed by cleavage of the ghrelin and obestatin prepropeptide.1It binds to the orphan receptor GPR39 (Kd= 1 nM) and stimulates cAMP production in CHO and HEK293 cells overexpressing human GPR39. Obestatin inhibits contraction of isolated mouse jejunum muscle strips induced by ghrelin .In vivo, obestatin (12.5-1,000 nmol/kg) suppresses food intake in a time- and dose-dependent manner and reduces body weight gain and gastric emptying in mice. Obestatin (0.22 g per animal) also reduces food intake and glucose response without affecting plasma insulin responses in fasted high-fat diet fed mice.2 1.Zhang, J.V., Ren, P.C., Avsian-Kretchmer, O., et al.Obestatin, a peptide encoded by the ghrelin gene, opposes ghrelin's effects on food intakeScience310(5750)996-999(2005) 2.Subasinghage, A.P., Green, B.D., Flatt, P.R., et al.Metabolic and structural properties of human obestatin {1-23} and two fragment peptidesPeptides31(9)1697-1705(2010)

Urocortin III is a neuropeptide hormone and member of the corticotropin-releasing factor (CRF) family which includes mammalian CRF , urocortin , urocortin II , frog sauvagine, and piscine urotensin I.1 Human urocortin III shares 90, 40, 37, and 21% identity to mouse urocortin III , mouse urocortin II , human urocortin , and mouse urocortin, respectively. Urocortin III selectively binds to type 2 CRF receptors (Kis = 21.7, 13.5, and >100 nM for rat CRF2α, rat CRF2β, and human CRF1, respectively). It stimulates cAMP production in CHO cells expressing rat CRF2α and mouse CRF2β (EC50s = 0.16 and 0.12 nM, respectively) as well as cultured anterior pituitary cells expressing endogenous CRF2β. Urocortin III is co-released with insulin to potentiate glucose-stimulated somatostatin release in vitro in human pancreatic β-cells.2 In vivo, urocortin III reduces food intake in a dose- and time-dependent manner in mice with a minimum effective dose (MED) of 0.3 nmol/animal.3 It increases swimming time in a forced swim test in mice, indicating antidepressant-like activity.4References1. Lewis, K., Li, C., Perrin, M.H., et al. Identification of urocortin III, an additional member of the corticotropin-releasing factor (CRF) family with high affinity for the CRF2 receptor. Proc. Natl. Acad. Sci. U.S.A. 98(13), 7570-7575 (2001).2. van der Meulen, T., Donaldson, C.J., Cáceres, E., et al. Urocortin3 mediates somatostatin-dependent negative feedback control of insulin secretion. Nat. Med. 21(7), 769-776 (2015).3. Pelleymounter, M.A., Joppa, M., Ling, N., et al. Behavioral and neuroendocrine effects of the selective CRF2 receptor agonists urocortin II and urocortin III. Peptides 25(4), 659-666 (2004).4. Tanaka, M., Kádár, K., Tóth, G., et al. Antidepressant-like effects of urocortin 3 fragments. Brain Res. Bull. 84(6), 414-418 (2011). Urocortin III is a neuropeptide hormone and member of the corticotropin-releasing factor (CRF) family which includes mammalian CRF , urocortin , urocortin II , frog sauvagine, and piscine urotensin I.1 Human urocortin III shares 90, 40, 37, and 21% identity to mouse urocortin III , mouse urocortin II , human urocortin , and mouse urocortin, respectively. Urocortin III selectively binds to type 2 CRF receptors (Kis = 21.7, 13.5, and >100 nM for rat CRF2α, rat CRF2β, and human CRF1, respectively). It stimulates cAMP production in CHO cells expressing rat CRF2α and mouse CRF2β (EC50s = 0.16 and 0.12 nM, respectively) as well as cultured anterior pituitary cells expressing endogenous CRF2β. Urocortin III is co-released with insulin to potentiate glucose-stimulated somatostatin release in vitro in human pancreatic β-cells.2 In vivo, urocortin III reduces food intake in a dose- and time-dependent manner in mice with a minimum effective dose (MED) of 0.3 nmol/animal.3 It increases swimming time in a forced swim test in mice, indicating antidepressant-like activity.4 References1. Lewis, K., Li, C., Perrin, M.H., et al. Identification of urocortin III, an additional member of the corticotropin-releasing factor (CRF) family with high affinity for the CRF2 receptor. Proc. Natl. Acad. Sci. U.S.A. 98(13), 7570-7575 (2001).2. van der Meulen, T., Donaldson, C.J., Cáceres, E., et al. Urocortin3 mediates somatostatin-dependent negative feedback control of insulin secretion. Nat. Med. 21(7), 769-776 (2015).3. Pelleymounter, M.A., Joppa, M., Ling, N., et al. Behavioral and neuroendocrine effects of the selective CRF2 receptor agonists urocortin II and urocortin III. Peptides 25(4), 659-666 (2004).4. Tanaka, M., Kádár, K., Tóth, G., et al. Antidepressant-like effects of urocortin 3 fragments. Brain Res. Bull. 84(6), 414-418 (2011).

GluR23Y, a biologically active peptide, was utilized in an ELISA-based cell-surface assay to assess insulin-stimulated endocytosis of native AMPA receptors in cultured hippocampal neurons. GluR23Y effectively inhibited the insulin-induced decrease in receptor presence. The inhibition of insulin effects was achieved by introducing GluR23Y into neurons through fusion with the membrane transduction domain of HIV-1 TAT.

[Tyr0] Gastric Inhibitory Peptide (23-42), human, is a glucose-dependent insulinotropic polypeptide (GIP) that modestly inhibits gastric acid secretion while enhancing insulin secretion, making it relevant for research on diabetes and obesity [1] [2].

(Sar1,Ile4,8)-Angiotensin II is a functionally selective agonist for the angiotensin II type 1 receptor (AT1R), enhancing insulin-stimulated signaling of the insulin receptor (IR) and glycogen synthesis, and boosting the insulin-induced phosphorylation of Akt and GSK3α β [1].

A-71915 (TFA) is a selective atrial natriuretic peptide-receptor (ANP receptor) inhibitor that induces apoptosis and decreases insulin secretion in RINm5F pancreatic β-cells [1].

Urocortin III (human) is a corticotropin-releasing factor (CRF)-related peptide that primarily interacts with and activates the CRF receptor type 2 (CRF-R2), showing a specific distribution in the central nervous system and periphery. It selectively binds to type 2 CRF receptors with dissociation constants (Ki values) of 13.5 nM for mouse CRF2β, 21.7 nM for rat CRF2α, and >100 nM for human CRF1, indicating a strong preference for CRF-R2 over CRF1. Additionally, Urocortin III (human) plays a crucial role in the somatostatin-dependent negative feedback mechanism regulating the secretion of Insulin (human).

GIP (3-42), human (Gastric Inhibitory Polypeptide (3-42) (human)) is a peptide that acts as a glucose-dependent proinsulinotropic polypeptide (GIP) receptor antagonist and regulates insulin secretion and the metabolic effects of GIP in vivo, which can be used to study type 2 diabetes.

Amylin (8-37), rat, a truncated analog of native Amylin, selectively inhibits insulin-related glucose uptake and glycogen deposition in muscle tissue. Amylin, also known as islet amyloid precursor peptide (IAPP), is co-secreted with insulin from pancreatic β-cells.

Highly potent GIP receptor agonist (EC50 = 630 ± 119 pM). Displays equivalent cAMP stimulating properties and improved resistance to enzymatic degradation compared to native GIP in cells expressing wild type GIP receptor. Improves glucose tolerance, insul

Acetyl Gastric Inhibitory Peptide (human) TFA, a fatty acid-derivatized analog of the glucose-dependent insulinotropic polypeptide, exhibits enhanced antihyperglycemic and insulinotropic properties. It is utilized in the research of diabetes, insulin resistance, and obesity [1] [2] [3].

Gastric inhibitory peptide (GIP) (1-42), an endogenous incretin hormone comprising 42 amino acids, promotes insulin secretion. Expressed in the intestinal neuroendocrine K cells and submandibular gland, it enters circulation after meals. GIP (1-42) blocks histamine, pentagastrin, and insulin-induced gastric acid and pepsin secretion, enhances glucose-stimulated insulin release, and accelerates gastric emptying in rats.

Neuromedin U (NMU) is a neuropeptide first demonstrated to drive smooth muscle contraction.1Translated as a 174 amino acid propeptide, NMU is cleaved to different lengths in different animals. It has diverse receptor-mediated rolesin vivo, as it regulates feeding, vasoconstriction, nociception, and bone remodeling and contributes to obesity, cancer and septic shock.2,2NMU-25 is the active form of NMU in humans. It binds with high affinity to receptors on human left ventricle and coronary artery (KDs = 0.26 and 0.11 nM, respectively), eliciting endothelium-independent vasoconstriction.3NMU-25 also suppresses glucose-stimulated insulin secretion in human islets, and this effect is lost in NMU R165W mutants, resulting in early-onset obesity.4 1.Mitchell, J.D., Maguire, J.J., and Davenport, A.P.Emerging pharmacology and physiology of neuromedin U and the structurally related peptide neuromedin SBritish Journal of Pharmacology15887-103(2009) 2.Greenwood, H.C., Bloom, S.R., and Murphy, K.G.Peptides and their potential role in the treatment of diabetes and obesityRev.Diabet.Stud.8(3)355-368(2011) 3.Mitchell, J.D., Maguire, J.J., Kuc, R.E., et al.Expression and vasoconstrictor function of anorexigenic peptides neuromedin U-25 and S in the human cardiovascular systemCardiovascular Research81353-361(2009) 4.Alfa, R.W., Park, S., Skelly, K.R., et al.Suppression of insulin production and secretion by a decretin hormoneCell Metabolism21(2)323-333(2015)

S961 is a high-affinity, selective insulin receptor (IR) antagonist with IC50 values of 0.048 nM for HIR-A, 0.027 nM for HIR-B, and 630 nM for human insulin-like growth factor I receptor (HIGF-IR) in scintillation proximity assays.

Tyr0-Neurokinin A, a member of the tachykinin peptide family, acts as an agonist for the Tacr2 receptor. It is utilized in research focused on insulin resistance, obesity, and diabetes [1] [2].