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 Cytokines Growth Factors and Hormones in Obesity Research

Obesity Research
 

Cytokines, growth factors, and hormones all play a role in obesity. Proinflammatory cytokines play important roles in regulating leptin levels as well modulating other aspects of lipid metabolism. Leptin in-turn regulates levels of both pro- and anti-inflammatory cytokines. Interleukin-1 (IL-1) is a proinflammatory cytokine that promotes the release of corticotrophin releasing factor (CRF), which ultimately suppresses feeding behavior. Interleukin-1 (IL-1) also regulates lipid metabolism by inhibiting lipoprotein lipase (LPL), the enzyme regulating the disposal of lipid stores in the body. Another proinflammatory cytokine of note in obesity research is Interleukin-6 (IL-6), which maintains elevated circulating levels in obese individuals.

Tumor necrosis factor-α (TNF-α) is another proinflammatory cytokine secreted from adipocytes whose overproduction may be the factor that negatively influences the ability of insulin to stimulate glucose transport in adipocytes. Ciliary neurotrophic factor (CNTF) appears to act similar to leptin in relation to adiposity. The α-Melanocyte Stimulating Hormone (α-MSH) and the melanocortin pathway is involved in controlling food intake and autonomic activity. While peptides such as orexin-A and orexin-B regulate wakefulness and energy balance, disruption of their function causes narcolepsy and obesity.



Effects of Peptides on Food Intake and Obesity
Effects of Cytokines on Food Intake and Obesity


Interleukin-1 (IL-1)
Interleukin-6 (IL-6)
Neurotrophic Factors
Tumor Necrosis Factor-α (TNF-α) Products
Leptin and Leptin Receptors
Orexin
α-Melanocyte Stimulating Hormone (α-MSH)
Glucagon and Glucagon-Like Peptides
Calcitonin and Related Products
Other Obesity Research Products

Interleukin-1 (IL-1)

Interleukin-1 (IL-1), originally known as Lymphocyte Activating Factor (LAF), activates T cell lymphocytes, which then proliferate and secrete interleukin-2 (IL-2). IL-1 is released primarily from stimulated macrophages and monocytes, but has also been shown to be released from several other types and is thought to play a key role in inflammatory and immune responses.

Interleukin-1 (IL-1) and Receptors
Product #  Product Name Notes Add to Cart
I2778 Interleukin-1α (IL-1α) human, recombinant, expressed in E. coli  
I9401 Interleukin-1β (IL-1β) human, recombinant, expressed in E. coli  
I5396 Interleukin-1α (IL-1α) mouse, recombinant, expressed in E. coli  
I5271 Interleukin-1β (IL-1β) mouse, recombinant, expressed in E. coli  
I3901 Interleukin-1α (IL-1α) rat, recombinant, expressed in E. coli  
I2393 Interleukin-1β (IL-1β) rat, recombinant, expressed in E. coli  
I4638 Interleukin-1β Fragment 163-171 human T cell activator without the inflammatory properties of Interleukin-1.
I0654 Interleukin-1 Soluble Receptor (IL-1 sRI), Type I human, recombinant, expressed in mouse NSO cells Transmembrane protein and a member of the immunoglobulin superfamily; expressed predominantly by T cells, fibroblasts, and endothelial cells.
I8148 Interleukin-1 Soluble Receptor (IL-I sRII), Type II human, recombinant, expressed in Sf 21 cells Glycoprotein found on B lymphocytes, neutrophils, monocytes and endothelial cells.
Interleukin-1 (IL-1) Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
I5018 Anti-Interleukin-1α (IL-1α), Rabbit IgG fraction of antiserum Human Recombinant human IL-1α Neutralization, Radioimmunoassay, Dot blot
I3392 Anti-Interleukin-1α (Anti IL-1α), Goat IgG fraction of antiserum Mouse Recombinant mouse IL-1α Neutralization, Immunoblotting, Indirect ELISA
I3778 Monoclonal Anti-Interleukin-1α (Anti-IL-1α), Clone 59015.111, Mouse purified immunoglobulin Rat Recombinant rat IL-1α, expressed in E. coli Immunoblotting, Capture ELISA
I3642 Monoclonal Anti-Interleukin-1β (Anti-IL-1β), Clone 8516.311; Isotype IgG1 Mouse purified immunoglobulin Human Recombinant human IL-1β Neutralization, Immunoblotting, Indirect ELISA
I4893 Anti-Interleukin-1β (Anti-IL-1β), Rabbit IgG fraction of antiserum Human Recombinant human IL-1β Neutralization, Radioimmunoassay, Dot blot
I3767 Anti-Interleukin-1β (Anti-IL-1β), Goat IgG fraction of antiserum Mouse Recombinant mouse IL-1β Neutralization, Immunoblotting, Indirect ELISA
I5527 Monoclonal Anti-Interleukin-1 Soluble, Receptor Type I (Anti-IL-1 sRI), Clone 35730.111, Isotype IgG1; purified immunoglobulin Human Recombinant human IL-1 sRI expressed in Sf 21 cells Neutralization, Indirect ELISA
I6027 Anti-Interleukin-1 Soluble Receptor, (Anti-IL-1 sRI) Type I, Goat IgG fraction of antiserum Human Recombinant human IL-1 sRI expressed in Sf 21 cells Neutralization, Immunoblotting, Indirect ELISA
I8153 Anti-Interleukin-1 Receptor Accessory Protein, (Anti-IL-1RAcP), Rabbit affinity isolated antibody Human, mouse, rat Synthetic peptide corresponding to amino acids 525-540 of human interleukin-1 receptor accessory protein (Il-1RAcP). This sequence is identical in mouse and rat. Immunoblotting
I1404 Anti-Interleukin-1 Receptor Accessory Protein, (Anti-IL-1RAcP), C-Terminal, Rabbit affinity isolated antibody Human Synthetic peptide corresponding to amino acids 549-569 of the C-terminal region of human interleukin-1 receptor accessory protein (IL-1RacP). This sequence differs from that of mouse by 3 amino acids. Immunoblotting

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Interleukin-6 (IL-6)

Interleukin-6 (IL-6) is a multifunctional protein originally discovered in the media of cells stimulated with double stranded RNA. IL-6 appears to be directly involved in the responses that occur after infection and injury and may prove to be as important as IL-1 and TNF-α in regulating the acute phase response.

Interleukin-6 (IL-6) and Receptors
Product #  Product Name Notes Add to Cart
I3268 Interleukin-6 (IL-6) human, >90% (SDS-PAGE)  
I1395 Interleukin-6 (IL-6) human, recombinant, expressed in E. coli, >97% (SDS-PAGE)  
I9646 Interleukin-6 (IL-6) mouse, recombinant, expressed in E. coli  
I0406 Interleukin-6 (IL-6) rat, recombinant, expressed in E. coli  
I3271 Interleukin-6 Fragment 88-121 (IL-6 (88-121)), human Competively inhibits binding of IL-6 to its receptor.
I5771 Interleukin-6 Receptor Soluble Fragment, (IL-6 sR) human, recombinant, expressed in Sf 21 cells The receptor-mediated activity of human IL-6 receptor soluble target is measured by its ability to increase the IL-6 inhibition of M1 cells.
G7534 gp130 Soluble Fragment human, recombinant, expressed in Sf 21 cells The signal-transducing subunit of the functional IL-6 receptor complex.
Interleukin-6 (IL-6) Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
I7901 Monoclonal Anti-Interleukin-6 (Anti-IL-6), Clone 6708.11, mouse purified immunoglobulin, Isotype IgG1 Human Recombinant human IL-6 Neutralization, Immunoblotting, Indirect ELISA
I2143 Anti-Interleukin-6 (Anti-IL-6), Rabbit IgG fraction of antiserum Human Recombinant human IL-6 Neutralization, Radioimmunoassay, Dot blot
I3393 Anti-Interleukin-6 (Anti-IL-6), Rabbit IgG fraction of antiserum Mouse Recombinant mouse IL-6 Neutralization, Radioimmunoassay, Dot blot
I3903 Anti-Interleukin-6 (Anti-IL-6), Rabbit IgG fraction of antiserum Mouse Recombinant mouse IL-6 Neutralization, Radioimmunoassay, Dot blot
I0649 Monoclonal Anti-Interleukin-6 Receptor, (Anti-IL-6 Receptor), Clone UV4; Isotype IgG1, Mouse purified immunoglobulin Human Both a human myeloma cell line (U266) and a murine cell line, (M12.4/R) transfected with human IL-6R Dot blot, Flow cytometry, Radioimmunoassay, Indirect ELISA
G4165 Anti-gp130, Rabbit IgG fraction of antiserum Human, mouse Recombinant GST-gp130 containing the cytoplasmic domain of human gp130 Immunoprecipitation, Immunoblotting

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Neurotrophic Factors

Neurotrophic Factors
Product #  Product Name Notes Add to Cart
B3795 Brain-derived neurotrophic factor (BDNF), human, recombinant, expressed in E. coli 13.6 kDa (or 27.2 kDa dimer) member of the neurotrophin family. BDNF has identical amino acid sequence in human, mouse and pig, with full cross-reactivities. BDNF is important in development and maintenance of neuronal populations within the central nervous system or cells directly associated with it.
C3710 Ciliary Neurotrophic Factor (CNTF) human, recombinant First identified as a survival factor for neurons; from the ciliary ganglion of chicken embryos; prevents degeneration of motor neurons after axotomy and promotes astrocyte differentiation.
C3835 Ciliary Neurotrophic Factor (CNTF) rat, recombinant First identified as a survival factor for neurons; from the ciliary ganglion of chicken embryos; prevents degeneration of motor neurons after axotomy and promotes astrocyte differentiation.
Neurotrophic Factor Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
B5050 Monoclonal Anti-Brain-derived Neurotrophic, Factor (Anti-BDNF), Clone 35928.11; Isotype IgG1, Mouse purified immunoglobulin Human Recombinant human BDNF Neutralization, Immunoblotting, Indirect ELISA
C3960 Anti-Ciliary Neurotrophic Factor (CNTF), Goat affinity isolated antibody Human Human recombinant CNTF expressed in E. coli Neutralization
C4085 Anti-Ciliary Neurotrophic Factor (CNTF), Goat affinity isolated antibody Rat Rat recombinant CNTF expressed in E. coli Neutralization

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Tumor Necrosis Factor-α (TNF-α) Products

26 kDa membrane bound protein cleaved by TNF-α converting enzyme (TACE) to release the soluble 17 kDa monomer, which forms homotrimers in circulation. TNF-α plays roles in antitumor activity, immune modulation, inflammation, anorexia, cachexia, septic shock, viral replication and hematopoiesis.

Tumor Necrosis Factor-α (TNF-α)
Product #  Product Name Add to Cart
T0157 Tumor Necrosis Factor-α (TNF-α) human, recombinant, expressed in yeast
T6674 Tumor Necrosis Factor-α (TNF-α) human, recombinant, expressed in E. coli
T7539 Tumor Necrosis Factor-α (TNF-α) mouse, recombinant, expressed in E. coli
T5944 Tumor Necrosis Factor-α (TNF-α) rat, recombinant, expressed in E. coli
Tumor Necrosis Factor-α (TNF-α) Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
T6817 Monoclonal Anti-Tumor Necrosis Factor-α, (Anti-TNF-α), Clone 28401.111; Isotype IgG1, Mouse purified immunoglobulin Human Recombinant human TNF-α, expressed in E. coli Immunoblotting, Capture ELISA, Immunohistochemistry, Neutralization
F6651 Monoclonal Anti-Tumor Necrosis Factor-α, (TNF-α), Fluorescein Conjugate, Clone 6402.31, Mouse purified immunoglobulin Human Recombinant human TNF-α Flow Cytometry
P7347 Monoclonal Anti-Tumor Necrosis Factor-α, (TNF-α) R-Phycoerythrin Conjugate, Mouse purified immunoglobulin Human Recombinant human TNF-α Flow cytometry
T0813 Anti-Tumor Necrosis Factor-α (Anti-TNF-α), Goat affinity isolated antibody Human Recombinant human TNF-α Neutralization, Immunoblotting, Indirect ELISA
T8300 Anti-Tumor Necrosis Factor-α (Anti-TNF-α), Rabbit IgG fraction of antiserum Human Recombinant human, TNF-α produced in bacteria Radioimmunoassay, Dot blot
T0938 Anti-Tumor Necrosis Factor-α (Anti-TNF-α), Goat affinity isolated antibody Mouse Recombinant mouse TNF-α Neutralization, Immunoblotting, Indirect ELISA
T1816 Anti-Tumor Necrosis Factor-α (Anti-TNF-α), Goat affinity isolated antibody Pig Recombinant porcine TNF-α expressed in E. coli Neutralization, Immunoblotting, Indirect ELISA

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Leptin and Leptin Receptors

Hormone produced primarily in adipocytes, although leptin mRNA has also been identified in placenta and fetal tissues, gastric tissue and liver. Its primary site of action appears to be on neurons in the hypothalamus that are involved in regulating energy balance, appetite, and body weight. Leptin increases the production of nitric oxide in endothelial cells and stimulates angiogenesis in vitro and in vivo.

Leptin receptor (OB-R) is a single membrane-spanning receptor most related to the gp-130 signal-transducing component of the IL-6 receptor, the G-CSF receptor and the LIF receptor. OB-R, also known as B219, is expressed in the yolk sac, early fetal liver, enriched hematopoitic stem cells and in a variety of lymphohematopoietic cell lines. OB-R is also expressed at high levels in adult reproductive organs. OB-RL action in hepatic cells may be equivalent to that of IL-6 receptor. Leptin does not play a specific role in muting insulin action on hepatoma cells and may not contribute to the diabetic symptoms associated with obesity.

Leptin fragments mimic the effects of recombinant leptin on body weight and food intake and can be used to determine leptin in human serum by RIA.

Leptin and Leptin Fragments
Product #  Product Name Add to Cart
L4146 Leptin human (OB), recombinant, expressed in E. coli
L3772 Leptin mouse (OB), recombinant, expressed in E. coli
L5037 Leptin rat (OB), recombinant, expressed in E. coli
L4787 Leptin Receptor/Fc Chimera human (B219), recombinant, expressed in mouse NSO cells
L4912 Leptin Receptor/Fc Chimera mouse (B219), recombinant, expressed in mouse NSO cells
L7288 Leptin Fragment 93-105 human, (Obese Gene Peptide 93-105 Human)
L6913 Leptin Fragment 126-140 human, (Obese Gene Peptide 126-140)
L7038 Leptin Fragment 138-167 human, (Obese Gene Peptide 138-167)
L7163 Leptin Fragment 150-167 human, (Obese Gene Peptide 150-167)
L6788 Leptin Fragment 116-130 Amide, mouse, (Obese Gene Peptide 116-130 amide)

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Orexins

Orexins (hypocretins) comprise a family of hypothalamic peptides that are involved in the initiation of sleep and in feeding behavior. Orexin A stimulates food intake through activation of the OX1 receptor. Orexin B activates OX2 receptors. Both OX1 and OX2 receptors are involved in maintaining arousal. OX2 receptors appear to be inhibitory autoreceptors on orexin-containing neurons.

Orexins
Product #  Product Name Add to Cart
O6012 Orexin A human, rat, mouse (Hypocretin 1)
O6137 Orexin B human (Hypocretin 2)
O6262 Orexin B rat, mouse (Hypocretin 2)
Orexin Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
O9756 Anti-Orexin160A, Rabbit IgG fraction of antiserum Human, rat, mouse Synthetic peptide corresponding to the N-terminus of human orexin A (amino acids 1-17 with disulfide bridge between cysteines 6-12 and 7-14). This sequence is identical in mouse and rat orexin A. Indirect ELISA, Radioimmunoassay
O0132 Anti-Orexin160B, Rabbit IgG fraction of antiserum Human, rat, mouse Synthetic peptide corresponding to the N-terminus of human orexin B (amino acids 1-18). This sequence is highly conserved (single amino acid substitution) in mouse and rat orexin B. Indirect ELISA, Radioimmunoassay

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α-Melanocyte Stimulating Hormone (α-MSH)

α-Melanocyte Stimulating Hormone (α-MSH)
Product #  Product Name Notes Add to Cart
M4542 Melanin Concentrating Hormone rat (MCH) Hypothalamic appetite stimulant; ligand for somatostatin-like receptor 1.
M4135 α-Melanocyte Stimulating Hormone (α-MSH) Hormone that stimulates melanogenesis; facilitates learning and memory; affects inflammatory and immune responses and peripheral nerve regeneration.
M8764 [Nle4,D-Phe7]-α-Melanocyte Stimulating Hormone trifluoroacetate salt Analog is 26 -160 times as potent as a-MSH in the adenylyl cyclase assay.
M7907 N-Acetyl-[Cys4,10,D-Phe7]-α-Melanocyte Stimulating Hormone fragment 4-13 Cyclic MSH analog that is resistant to tryptic degradation; potent agonist with prolonged melanotropic activity in frog and lizard skin bioassays.
M2910 [D-Trp7,Ala8,D-Phe10]-α-Melanocyte Stimulating Hormone Amide fragment; 6-11 (GHRP-6) Selective inhibitor of α-MSH activity in frog skin bioassay; identical to His1,Lys8)-GH which selectively releases growth hormone in vitro and in vivo; somatostatin antagonist.
M4558 [Acetyl-Cys3, Nle4, Arg5,D-2-Nal7,Cys11]-α-Melanocyte Stimulating Hormone fragment 3-11 amide A novel cyclic MSH analog that is a selective, high affinity (Kd = 0.29 nM) melanocortin-4 (MC4) receptor antagonist. Intraventricular administration induces food intake in rats.
M4603 Acetyl-[Nle4, Asp5,D-2-Nal7,Lys10]-cyclo-α-Melanocyte Stimulating Hormone Amide fragment 4-10 (SHU9119) Shares pharmacological properties with the agouti peptide in that it is a potent antagonist of the MC4 receptor and a less potent antagonist of the MC3 receptor.
M6513 β-Melanocyte Stimulating Hormone, human (β-Melanotropin, human, β-MSH human) Hormone that stimulates melanogenesis; facilitates learning and memory; affects inflammatory and immune responses and peripheral nerve regeneration.
M2018 β-Melanocyte Stimulating Hormone porcine (β-MSH) Hormone that stimulates melanogenesis; facilitates learning and memory; affects inflammatory and immune responses and peripheral nerve regeneration.
M0188 [Acetyl-Cys11,β-(2-Naphthyl)-D-Ala14,Cys18]-β-Melanocyte Stimulating Hormone Fragment 11-22 (HS014) Highly selective the MC4 receptor antagonist in vitro and in vivo.
M0438 [Deamino-Cys11,β-(2-Naphthyl)-D-Ala14,Cys18]-β-Melanocyte Stimulating Hormone Amide Fragment 11-22 (JKC-363) Selective MC4 receptor antagonist that blocks the cardiovascular and sympathetic responses to α-melanocyte stimulating hormone.
M9638 γ-Melanocyte Stimulating Hormone (γ-MSH) Hormone that stimulates melanogenesis; facilitates learning and memory; affects inflammatory and immune responses and peripheral nerve regeneration.
M0563 [Met210]-Melanocyte Protein PMEL 17 Fragment 209-217 human, mouse ([Met53]-Melanocyte Protein PMEL 17 fragment 52-60 bovine) Modification of the melanoma differentiation antigen gp100/PMEL 17 fragment 209-217 sequence with greater affinity for the HLA-A2 molecule than the unmodified peptide. Has an increased ability to generate melanoma) reactive cytotoxic T lymphocytes in vitro.
H2396 HS014 Selective MC4 receptor antagonist; increases food intake in free-feeding rats.
H4402 HS028 Novel, highly selective MC4 receptor antagonist. Chronic administration in free-feeding rats has been shown to increase both food intake and body weight without inducing any signs of tachyphylaxis.

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Glucagon and Glucagon-Like Peptides

Released in response to low blood glucose. Activation of liver glucagon receptors induces cyclic-AMP-mediated phosphorylation of enzymes involved in gluconeogenesis and glycogenolysis.

Glucagon and Glucagon-Like Peptides
Product #  Product Name Notes Add to Cart
G1774 Glucagon human, bovine, porcine, recombinant, expressed in E. coli  
G3157 Glucagon human, bovine, porcine  
G8147 Glucagon-Like Peptide I Amide Fragment 7-36 human (Preproglucagon 78-107 amide) Effector in the hormonal control of insulin secretion.
G3265 Glucagon-Like Peptide I human (GLP-1; Preproglucagon 72-108) Neuropeptide that inhibits food intake when injected into the lateral ventricles of the brain and may mediate satiety. It is also a growth factor that stimulates proliferation and blocks apoptosis of intestinal epithelial cells.
G9416 Glucagon-Like Peptide 1 Fragment 7-37 human (GLP-1 (7-37), Preproglucagon 78-108) Truncated, bioactive form of GLP-1 that is the product of proglucagon processing in intestinal endocrine L cells. It is a potent insulinotropic hormone.
G8166 Glucagon-Like Peptide 2-Arg human trifluoroacetate salt (Preproglucagon 126-159; GLP-2-Arg) Neuropeptide that inhibits food intake when injected into the lateral ventricles of the brain and may mediate satiety. It is also a growth factor that stimulates proliferation and blocks apoptosis of intestinal epithelial cells.
Glucagon Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
G2654 Monoclonal Anti-Glucagon, Clone K79bB10; Mouse ascites fluid Human, pig, dog, feline, rabbit, mouse, rat, guinea pig Polymerized porcine glucagon Radioimmunoassay, Immunohistochemistry, Dot blot

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Calcitonin and Related Products

Hypocalcemic hormone produced by the parafollicular C cells of the thyroid or by the ultimobranchial bodies of nonmammalian vertebrates; decreases blood calcium and phosphate due to inhibition of resorption by osteoblasts and osteocytes.

Calcitonin and Related Products
Product #  Product Name Notes Add to Cart
T3535 Calcitonin human, (Thyrocalcitonin, hCT, Calcitonin, human reduced cyclic, Calcitonin M, human C carcinoma)  
T0158 Calcitonin porcine (Thyrocalcitonin)  
T0283 Calcitonin rat (Thyrocalcitonin)  
T3660 Calcitonin salmon (Thyrocalcitonin)  
A0597 Acetyl-[Asn30,Tyr32]-Calcitonin fragment 8-32 trifluoroacetate salt (AC 187) Potent, selective antagonist of amylin-induced hyperglycoemia and hyperlactoemia.
C0167 Calcitonin Gene Related Peptide human (CGRP-I, α-CGRP) Potent, long-lasting vasodilator; activation of CGRP receptors on pancreatic β-cells increases plasma levels of pancreatic enzymes.
C1044 β-Calcitonin Gene Related Peptide human (β-CGRP, CGRP-II) Potent hypotensive agent and vasodilator.
C0292 Calcitonin Gene Related Peptide rat (CGRP-I, α-CGRP) Potent, long-lasting vasodilator; activation of CGRP receptors on pancreatic β-cells increases plasma levels of pancreatic enzymes.
C2806 Calcitonin Gene Related Peptide fragment 8-37 human (α-CGRP 8-37, human) Selective competitive antagonist at CGRP receptors but not at calcitonin receptors.
Calcitonin and Related Product Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
C2355 Anti-Calcitonin, Rabbit whole antiserum Human, rat Highly purified peptide corresponding to human calcitonin Immunohistochemistry, Indirect Immunofluorescence
C226 Monoclonal Anti-Calcitonin Gene-Related Peptide, (Anti-CGRP) Clone C4/19 Mouse purified immunoglobulin Rat, human Rat α-CGRP Immunohistochemistry, Dot blot, Radioimmunoassay
C8198 Anti-Calcitonin Gene Related Peptide (CGRP), Rabbit whole antiserum Rat, human Rat CGRP Immunohistochemistry, Dot blot, Radioimmunoassay

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Other Obesity Research Products

CART stands for cocaine and amphetamine regulated transcript. Satiety factor, closely associated with the actions of two important regulators of food intake, leptin and neuropeptide Y.

Other Obesity Research Products
Product #  Product Name Notes Add to Cart
C5977 CART Fragment 55-102 human  
C6227 CART Fragment 61-102 rat  
C6102 CART Fragment 55-102 rat  
E2643 Enterostatin human Inhibits fat intake in experiments involving dietary choice.
E7019 Exendin-3 Activates VIP receptors and stimulates amylase release from pancreatic acinar cells. Its interaction with GLP-1 (glucagon-like peptide-1) receptors increases intracellular cAMP. Originally isolated from Heloderma horridum (Gila monster lizard) venom.
E7144 Exendin-4 Activates GLP-1 (glucagon-like peptide-1) receptors to increase intracellular cAMP in pancreatic acinar cells, but has no effect on VIP receptors. Originally isolated from Heloderma suspectum (Gila monster lizard) venom.
E7269 Exendin Fragment 9-39 Glucagon-like peptide-1 (GLP-1) receptor antagonist; competitive inhibitor of exendin-3 and exendin-4.
Other Obesity Research Antibodies
Product #  Product Name Species Reactivity Immunogen Application Add to Cart
U6382 Anti-UCP1, Rabbit affinity isolated antibody Rat, mouse, human Peptide corresponding to amino acids 145-159 of human UCP-1 Immunoblotting, Immunohistochemistry
U7757 Anti-UCP3, Rabbit affinity isolated antibody Human, rat, mouse Peptide corresonding to amino acids 254-267 of UCP-3 Immunoblotting, Immunohistochemistry

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