adrenocorticotropic hormone (acth) , human(tfa)

Adrenocorticotropic Hormone (ACTH) (1-39) human (TFA), a member of the melanocortin family, is a melanocortin receptor agonist that stimulates corticosteroid production by the adrenals; melanocortin receptors are also located in the central nervous system (CNS) and on immune cells.

Human growth hormone-releasing factor acetate is a hypothalamic polypeptide and stimulates GH production and release by binding to the GHRH Receptor (GHRHR) on cells in the anterior pituitary[1].

Kisspeptin-10, human TFA is a potent vasoconstrictor and angiogenesis inhibitor. Kisspeptin-10, human TFA acts as a tumor metastasis suppressor via its receptor GPR54. Kisspeptin-10-GPR54 system plays an important role in embryonic kidney development. Kisspeptin-10/GPR54 signaling induces osteoblast differentiation via NFATc4-mediated BMP2 expression

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.

Gastrin-Releasing Peptide, human(TFA) is a regulatory human peptide that elicits gastrin release and regulates gastric acid secretion and enteric motor function. The post-ganglionic fibers of the vagus nerve that innervate the G cells of the stomach release GRP, which stimulates the G cells to release gastrin.

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.

Adrenocorticotropic Hormone (ACTH) (18-39), human TFA (CLIP human TFA) is a corticotropin-like intermediate lobe peptide produced in the melanotrophs of the pituitary's intermediate lobe.

Tau protein (592-597), Human (TFA) is a peptide fragment of human Tau protein.

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

FibrinopeptideB,human is a 14-amino acid polypeptide released from the amino terminus of the fibrinogen segment.

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.

LL-37 (18-37), an antimicrobial peptide fragment of LL-37, exhibits activity against S. aureus and C. albicans, with minimum lethal concentrations of 4 µM and 10 µM, respectively. Additionally, it inhibits E. histolytica trophozoites growth at concentrations between 10 to 50 µM.

ACTH (1-14) (TFA) is a polypeptide of corticotrophin, which promotes the release of cortisol.

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

Adrenocorticotropic Hormone (ACTH) (18-39), also known as the Corticotropin-like Intermediate Lobe Peptide, stimulates insulin secretion as well as amylase and protein secretion in a dose-dependent manner similar to secretin and carbamylcholine.

MCH (human, mouse, rat) TFA is a potent peptide agonist for MCH receptors, exhibiting binding IC50 values of 0.3 nM for MCH1R and 1.5 nM for MCH2R. It is particularly effective against MCH-2R in a CHO cell line, with functional activation EC50 values of 3.9 nM for MCH-1R and 0.1 nM for MCH-2R, as evidenced by intracellular calcium mobilization measured with FLIPR [1].

CART(62-76)(human,rat) TFA, a neuropeptide encompassing residues 62-76 of the CART peptide, exhibits neurotransmitter-like properties and modulates the striatal noradrenergic system, as well as the corticostriatal and hypothalamic serotoninergic (5-HT) systems in the rat brain [1].

[Ala11,D-Leu15]-Orexin B(human) TFA is a potent, selective agonist for the orexin-2 receptor (OX2), demonstrating 400-fold higher selectivity for OX2 (EC50=0.13 nM) compared to the orexin-1 receptor (OX1) with an EC50 of 52 nM.

Obestatin(human) TFA, an endogenous peptide originating from the same prepropeptide as ghrelin, is known to suppress food intake and reduce weight gain in rats.

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

(Leu31,Pro34)-Peptide YY (human) (TFA) is the trifluoroacetic acid (TFA) form of (Leu31,Pro34)-Peptide YY (human), a derivative of Peptide YY that acts as a potent and selective Y1 agonist, exhibiting a dissociation constant (K D) of 1.0 nM [1].

Adrenocorticotropic hormone (ACTH) TFA, a polypeptide tropic hormone synthesized by the anterior pituitary gland, regulates the production of cortisol and androgens [1] [2].

β-Melanocyte Stimulating Hormone (MSH), human TFA, is a 22-residue peptide functioning as an endogenous agonist for the melanocortin-4 receptor (MC4-R) [1].

ACTH (1-17) TFA, an analogue of adrenocorticotropin, is a potent agonist for the human melanocortin 1 (MC1) receptor with a dissociation constant (K i) of 0.21 nM.

TNF-α (31-45), human (TFA), is a peptide of tumor necrosis factor-α (TNF alpha), an inflammatory cytokine that induces necrosis or apoptosis.

Glucagon-like peptide 1 (1-37), human (TFA), is a highly potent agonist of the GLP-1 receptor and is a pancreatic hormone synthesized through post-translational processing of proglucagon.

Melanin Concentrating Hormone, salmon TFA (MCH (salmon) TFA), is a 19-amino-acid neuropeptide discovered in the pituitary gland of teleost fish; it regulates food intake, energy balance, sleep states, and cardiovascular functions, and acts as a ligand for the orphan G protein-coupled receptors SLC-1 GPR24 and MCHR2.

TNF-α (31-45), human (TFA) is a peptide of tumor necrosis factor-α.

Lys-γ3-MSH(human) TFA, a melanocortin peptide originating from the C-terminal fragment of pro-opiomelanocortin (POMC), enhances the steroidogenic response of rat adrenal glands to adrenocorticotrophin (ACTH). It is a potent stimulator of lipolysis, demonstrating an apparent EC50 of 3.56 nM, by activating hormone-sensitive lipase (HSL) and Perilipin A, leading to lipolysis [1] [2].

Human Growth Hormone-Releasing Factor TFA, also known as Growth Hormone-Releasing Factor Human TFA, is a hypothalamic polypeptide that promotes the production and release of growth hormone (GH) through its interaction with the Growth Hormone-Releasing Hormone Receptor (GHRHR) on anterior pituitary cells [1].

PAMP-12(human, porcine) TFA, a significant constituent of immunoreactive (ir)-PAMP, derives from the adrenomedullin precursor and functions as a potent hypotensive peptide involved in cardiovascular regulation [1].

Luteinizing hormone (LH), a heterodimeric glycoprotein hormone synthesized by the pituitary gland, serves vital functions in human reproductive processes.

Parathyroid Hormone (1-34), bovine TFA, a potent agonist of the parathyroid hormone (PTH) receptor, elevates calcium and inorganic phosphate levels in vivo and is used in osteoporosis research [1].

TIP39, a neuropeptide and an agonist for the parathyroid hormone receptor type 2 (PTH2R), effectively increases cAMP levels in COS-7 cells featuring recombinant PTH2R from humans or rats (EC50s = 0.5 and 0.8 nM, respectively), as well as in F-11 cells that naturally express PTH2R (EC50 = 1.15 nM). Furthermore, TIP39 at 1 nM halts the cell cycle at the G0/G1 phase and reduces Sox9 expression, a crucial regulator of cartilage differentiation, in CFK2 rat chondrocytes. Additionally, administering 100 pmol/animal of TIP39 reduces the immobility period in the forced swim test in mice, indicating a potential antidepressant effect.

ACTH (3-24) (human, bovine, mouse, ovine, porcine, rabbit, rat), the fragment spanning amino acids 3-24 of adrenocorticotropic hormone (ACTH), serves as a research tool in studying illnesses such as cancer, immune diseases, and cardiovascular disease [1].

Acetyl-ACTH (4-24) (human, bovine, rat), a proopiomelanocortin (POMC) peptide fragment, functions as an agonist at the MC-1 receptor [1]. This compound encompasses a sequence present in adrenocorticotrophin (ACTH), the precursor for α-MSH, illustrating its significant role in the POMC peptide family.

Acetyl-ACTH (7-24) (human, bovine, rat) effectively inhibits corticosterone and aldosterone secretion triggered by ACTH stimulation [1].

(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.

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].

Proadrenomedullin N-terminal 12 peptide (PAMP-12), an endogenous fragment originating from the adrenal medulla and spanning amino acids 9-20 of human PAMP-20, plays a role in causing hypotension. It functions as an agonist for the MAS-related G protein-coupled receptor family member X2 (MRGPRX2), inhibiting forskolin-stimulated cAMP accumulation in CHO cells expressing human MRGPRX2 (EC50 = 57.2 nM) and selectively prompting calcium mobilization in these cells (EC50 = 41 nM), but not in cells expressing MRGPRX1, MRGPRX3, or MRGPRX4 at 1 µM. As an antagonist of nicotinic acetylcholine receptors (nAChRs), PAMP-12 obstructs carbachol-triggered catecholamine release and the influx of calcium and sodium (IC50s = 1.3, 0.39, and 0.87 µM, respectively) in primary bovine adrenal chromaffin cells, with no effect on histamine-induced responses (IC50s = >1 µM for all). Additionally, it decreases mean arterial blood pressure in normotensive rats at doses ranging from 10 to 50 nmol/kg.

Surfactant protein A (SP-A) (196-215) is a synthetic peptide derived from the C-terminal carbohydrate recognition domain of human SP-A, specifically amino acids 196-215. This peptide suppresses LPS-induced TNF-α release in JAWSII mouse dendritic cells at 1 and 10 µM concentrations and promotes phagocytosis of P. aeruginosa at a 75 µM concentration. Furthermore, intratracheal administration of SP-A (196-215) at a dose of 50 µg per animal reduces disease severity and lung colony-forming units in mice infected with P. aeruginosa.

TNF-α (46-65), human (TFA) is a peptide of human TNF-α.

Protease-Activated Receptor-3 (PAR-3) (1-6), human TFA, is a peptide that acts as an agonist for the proteinase-activated receptor (PAR-3) [1].

Guanylin (human) TFA is a 15-amino acid peptide that serves as an endogenous activator of intestinal guanylate cyclase. This compound is primarily located in the gastrointestinal tract, where it regulates electrolyte and water transport in the intestinal and renal epithelia through a mechanism dependent on cyclic GMP. [1][2]

Stimulating -Melanocyte Stimulating Hormone (MSH), human TFA, is a 22 peptide and is an endogenous melanocortin-4 receptor.MC4 - R) agonists.

RFRP-1(human) TFA, an endogenous NPFF receptor agonist, exhibits potent activity with EC50 values of 0.0011 nM for NPFF2 and 29 nM for NPFF1. It significantly diminishes the contractile function of isolated rat and rabbit cardiac myocytes. Moreover, it decreases heart rate, stroke volume, ejection fraction, and cardiac output, while elevating plasma prolactin levels in rats.

Parathyroid Hormone (1-34), human, biotinylated is a probe targeting the parathyroid hormone receptor, used to analyze parathyroid hormone-receptor interactions within living cells and to purify hormone-receptor complexes via affinity columns [1] [2].

Adipokinetic Hormone (AKH) (24-32), locust (TFA), is a neurohormone extracted from the corpora cardiaca of locusts that regulates lipid utilization during flight [1].

Secretin (28-54), human TFA is a 27-amino acid peptide that acts on the human Secretin receptor.