125I Ligands

Choose from our broad - and ever-growing - range of 125I ligands labeled by various methods including chloramine-T, IODOGEN®, Bolton-Hunter reagent, lactoperoxidase and exchange labeling with sodium iodide.

To meet your need for high specific activity ligands, 125I is the label of choice, allowing up to 2200 Ci/mmol.

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Products

6-CKINE (CCL21), (human, recombinant), [125I]-Bolton-Hunter labeled

NEX387 6-Ckine (CCL21) is a 111 amino acid residue CC chemokine containing six conserved cysteines....  View more

AB-MECA, [125I]-(4-Amino-3-[125I]iodobenzyl-5''-N-)

NEX312 Agonist 125I-AB-MECA binds strongly to cloned, human A3AR (type 3 adenosine receptors): Kd=0.59....  View more

AGRP (human, synthetic), (Ac-87-132), [125I]

NEX372 [125I]-AGRP human (Ac-87-132), a fragment of the naturally occurring Agouti-related protein ...  View more

AMYLIN (rat), [125I]

NEX448 This product is similar to GE Healthcare's IM234. This product has been used to study the following...  View more

ANGIOTENSIN I (human), [125I]-Tyr4

NEX101 Angiotensin is an oligopeptide in the blood that causes vasoconstriction, increased blood pressure,...  View more

ANGIOTENSIN II (human), [125I]-Tyr4-

NEX105 Angiotensin II acts as an endocrine, autocrine/paracrine, and intracrine hormone.ACE is a target...  View more

ANGIOTENSIN II, [125I]-Sar1, Ile8]

NEX248 [125I]-Sar1-Ile8-Angiotensin II is an angiotensin receptor antagonist which binds to a single...  View more

ANGIOTENSIN IV (human), [125I]-Tyr2

NEX295 [125I]-Tyr2-Angiotensin IV (human) is a ligand which binds to a unique subset of non AI, non...  View more

APAMIN [125I]His18-NH2

NEX242 [125I]-Apamin is a K+ channel antagonist and can be used in the detection and quantification ...  View more

Apelin 13 [Glp65, Nle75, Tyr77] [125I]

Ligand for the APJ ReceptorApelin has been identified as the endogenous ligand for the human APJ receptor.1...  View more

ATRIAL NATRIURETIC FACTOR (rat), [125I]Tyr28]

NEX228 Atrial natriuretic factor (ANF) is a powerful vasodilator, and a polypeptide hormone secreted...  View more

ATRIAL NATRIURETIC PEPTIDE(human)

NEX425 Atrial natriuretic factor (ANF) is a powerful vasodilator, and a polypeptide hormone secreted...  View more

BOMBESIN (6-14), D-Tyr6[125I], βAla11, Phe13, Nle14

NEX377 Bombesin stimulates gastrin release from G cells. It activates three different GPCRs known as...  View more

BOMBESIN, [125I]Tyr4

NEX258 Bombesin stimulates gastrin release from G cells. It activates three different GPCRs known as...  View more

BOVINE SERUM ALBUMIN, [125I]-, (BSA)

NEX076 Bovine serum albumin (also known as BSA or "Fraction V") is a serum albumin protein that has...  View more

CALCITONIN (eel),[125I]

Calcitonin is a peptide hormone that lowers calcium concentration in the blood which inhibits osteoclastic...  View more

CALCITONIN [Tyr12] (Human), [125I]

NEX422 [125I]-Calcitonin (h) is suitable for the use in radioimmunoassay as well as in the radioreceptor...  View more

CALCITONIN [Tyr22] (Salmon), [125I]

NEX423 Calcitonin is a 32-amino acid linear polypeptide hormone that is produced in humans primarily...  View more

CALCITONIN GENE-RELATED PEPTIDE (Human 8-37), [125I]

NEX354 Human CGRP binds to human CGRP receptors in the central nervous system and peripheral nervous...  View more

CALCITONIN GENE-RELATED PEPTIDE (human), [125I]

NEX354 Calcitonin Gene-Related Peptide (CGRP). Human CGRP binds to human CGRP receptors in the central...  View more

CALCITONIN(rat) [125I]

Calcitonin is a peptide hormone that lowers calcium concentration in the blood which inhibits osteoclastic...  View more

CGP 42112A, [125I]

NEX324 CGP 42112A is an Angiotensin II receptor type 2 agonist. Extremely high selectivity makes [125I]-CGP...  View more

CHOLECYSTOKININ OCTAPEPTIDE, [125I]-Bolton Hunter labeled

NEX203 Cholecystokinin (CCK) is a peptide hormone of the gastrointestinal system responsible for stimulating...  View more

COMPLEMENT C5a (human, recombinant), [125I], Bolton-Hunter Labeled

NEX250 C5a is a 74-amino-acid glycopeptide with a carboxy-terminal arganine that is crucial for its ...  View more

COMPLEMENT C3a (human), [125I], Bolton-Hunter Labeled

NEX356 : [125I]-Bolton Hunter labeled Complement C3a will be useful for the characterization of C3a...  View more

CORTICOTROPIN RELEASING FACTOR (human, rat), [125I-Tyr0]

NEX216 [125I]Tyr0--Corticotropin Releasing Factor (CRF) has been shown to be active in radioimmunoassays...  View more

C-PEPTIDE (human), [I-125]

C-peptide is important for insulin biosynthesis. C Peptide measurement is conducted as an outcome in...  View more

CTACK (human, recombinant), (CC:27), [125I]

NEX391 CTACK (Cutaneous T cell-attracting chemokine) (CCL27) is also known as Eskine, ILC, and ALP ...  View more

CXCL16 (human recombinant), [I125]

NEX398 Chemokine (C-X-C motif) ligand 16 (CXCL16) is a small cytokine belonging to the CXC chemokine...  View more

DEOXYCYTIDINE-5''-TRIPHOSPHATE, 5-[125I] Iodo-Tetraammonium Salt

NEX074 [125I] Iododeoxycytidine triphosphate ([125I] Iodo-dCTP) applications include labeling DNA and DNA...  View more

DOI, [125I]-(±)-

NEX255 [125I]-(±)DOI is a high affinity (2.2 nM) radioligand which binds to the agonist high affinity...  View more

ELEDOISIN, [125I], Bolton-Hunter Labeled Lys4

NEX218 Eledoisin an endecapeptide from a species of mollusk origin, which is a precursor of a large ...  View more

ENDOTHELIN-1 (Human, Porcine), [125I]Tyr13

NEX259 Endothelins are proteins that constrict blood vessels and raise blood pressure. They are normally...  View more

EOTAXIN (human, recombinant), [125I]

NEX314 Strong, selective binding of [125I]-ABEotaxin, NEX-314, suggests usefulness in studies of eosinophils:...  View more

EPIBATIDINE, [125I]

NEX358 Epibatidine is an alkaloid that originally is found in the skin of a neotropical poisonous frog,...  View more

EPIDERMAL GROWTH FACTOR (EGF) h

NEX428 Epidermal growth factor or EGF is a growth factor that plays an important role in the regulation...  View more

EPIDERMAL GROWTH FACTOR (Murine), [125I]

NEX160 Epidermal growth factor or EGF is a growth factor that plays an important role in the regulation...  View more

EXENDIN (9-39), [125I]

NEX335 Exendin (9-39) is a specific GLP-1 receptor antagonist. This peptide is a potent Glucagon-Like...  View more

FOLLICLE STIMULATING HORMONE, [125I]

NEX173 Follicle-stimulating hormone (FSH), (h) is a hormone found in humans and other animals. FSH ...  View more

FRACTALKINE (Human, Recombinant), [125I]-

NEX368 Chemokine (C-X3-C motif) ligand 1 (CX3CL1) is a large cytokine protein of 76 amino acids, it ...  View more

GALANIN (Human), [125I]-

NEX333 Galanin (Human), [125I]- has been tested for receptor assays in the CNS. The product may also...  View more

GALANIN (Porcine), [125I]

NEX243 [125I]-Galanin has been tested for receptor assays in the CNS. The product may also be useful...  View more

GASTRIN I (Human), [125I]Tyr12]

NEX176 Gastrin is a hormone that stimulates secretion of gastric acid (HCl) by the parietal cells of...  View more

GHRELIN (Human), [His[125I]]

NEX388 Ghrelin is an acylated endogenous peptide which stimulates the release of growth hormone from...  View more

GLP-1 (7-36), [125I]

NEX308 [125I]-GLP-1 will enhance studies on the mechanism of insulin release from the pancreatic beta...  View more

GLP-2, [125I]-Bolton-Hunter labeled

NEX390 Glucagon-like peptide 2 (human), a thirty-three amino acid residue peptide, is a neurotransmitter...  View more

GLUCAGON, Receptor Grade, [125I]

NEX207 Glucagon is a hormone, secreted by the pancreas, which raises blood glucose levels.PerkinElmer...  View more

His-MT II, [125I]

NEX374 [125I]His-MT II, a potent agonist at specific melanocortin receptors, is a metabolically stable...  View more

INSL-3

NEX419 [125I]-INSL3 (h) is suitable for the use in radioimmunoassay as well as receptor binding assay....  View more

INSULIN (Human, Recombinant), [125I]

NEX420 [125I]-Insulin (h) is suitable for the use in radioimmunoassay as well as receptor binding assay.PerkinElmer...  View more

INSULIN (Porcine), [125I]-

NEX104 Insulin (porcine) is radioiodinated with no carrier added 125I using a modification of the Hunter...  View more

INSULIN (Porcine), Receptor Grade, [125I]TyrA14]

NEX196 [125I]TyrA14 Insulin has been proven to be active in a receptor binding assay using cultured ...  View more

INSULIN-LIKE GROWTH FACTOR-I (Human, Recombinant), [125I]

NEX241 Insulin-like growth factor-1 (an anabolic peptide hormone) stimulates growth, metabolism, and...  View more

INTERLEUKIN-1β (Human, Recombinant), [125I]

NEX232 Interleukin-1 (IL-1) refers to a group of three polypeptides (interleukin-1 alpha (IL-1α), interleukin-1...  View more

INTERLEUKIN-2 (Human, Recombinant), [125I]

NEX229 [125I]-rIl-2 is radioiodinated with no carrier added 125I using a modified chloramine-T procedure...  View more

INTERLEUKIN-6 (Human, Recombinant), [125I]

NEX269 Il-6 may have an important role in autoimmune diseases; Il-6 cooperates with other agents, including...  View more

INTERLEUKIN-8 (Human, Recombinant), [125I]

NEX277 [125I]-IL-8 serves in receptor binding assays, binding with high affinity at the IL-8 receptors,...  View more

IODOCLONIDINE, p-[125I]-(2-[(2,6-dichloro-4-[125I]

NEX253 p-[ 125I]iodoclonidine has been used to characterize a2 adrenergic receptors in rat cerebral ...  View more

IODO-MELATONIN, 2-[125I]

NEX236 2-[125I]-iodomelatonin has been used to identify, characterize and localize melatonin binding...  View more

IODOPROXYFAN

NEX436 Recommended for radioimmunoassay. Iodoproxyfan, [125I] is a novel potent and selective histamine...  View more

IP-10 (human, recombinant), [125I]-Bolton Hunter labeled

NEX348 IP-10 acts at the CXCR3 receptor and attracts T cells, particularly activated T cells. IP-10...  View more

I-TAC (Human Recombinant), [125I]-

NEX376 I-TAC has been shown to bind to the CXCR3 receptor. [125I]-I-TAC has been shown to bind to the...  View more

Leptin (Human, Recombinant), [125I]

NEX347 Human leptin, the product of the obese gene, binds strongly to murine and human leptin receptors...  View more

LEPTIN (murine, recombinant), [125I]-

NEX340 Murine leptin, the product of the mouse obese gene, binds strongly to murine and human leptin...  View more

LH-RH, [125I]-[D-Trp6]

NEX365 [125I]-[D-Trp6]-LH-RH will be useful for receptor binding studies in cell lines and tissue cultures.  View more

LUTEINIZING HORMONE RELEASING HORMONE, [125I]Tyr5-]

NEX163 Luteinizing-hormone-releasing hormone (LHRH), also known as Gonadotropin-releasing hormone (GnRH),...  View more

LYSERGIC ACID DIETHYLAMIDE, 2-[125I]iodo-(+)

NEX199 Preparations have been shown to be active in binding to the serotonin receptors.Lysergic acid...  View more

MCP-1,[125I], Bolton-Hunter Labeled

NEX313 Chemokine (C-C motif) ligand 2 (CCL2) is a small cytokine belonging to the CC chemokine family...  View more

MELANIN-CONCENTRATING HORMONE (human), [125I]

NEX373 The neuropeptide melanin-concentrating hormone is useful in binding to mouse melanoma cells. ...  View more

MELANIN-CONCENTRATING HORMONE (human, mouse, rat), [Phe13, [125I]Tyr19]

NEX375 The neuropeptide Phe13, Tyr19 melanin-concentrating hormone is useful in binding to mouse melanoma...  View more

METASTIN 45-54, [125I]

Metastin is a C-terminal amidated 54 amino acid peptide encoded from the human metastasis suppressor...  View more

METASTIN 45-54, [125I]

NEX395 Metastin is a C terminal amidated 54 amino acid peptide encoded from the human metastasis suppressor...  View more

MIP 3β (human, recombinant), [125I]-

NEX370 [125I]-MIP-3β is a b chemokine which is chemotactic for lymphocytes. It is a functional ligand...  View more

MIP-1α (human, recombinant), [125I]

NEX298 [125I]-MIP-1α is useful in RIA, receptor studies and crosslinking experiments in the research...  View more

MIP-1β, (Leu3,Gly47), (human recombinant), [125I]

NEX299 [125I]-MIP-1 alpha and MIP-1 beta are structurally and functionally related CC chemokines. They...  View more

MIP-3α (Human, Recombinant), [125I]

NEX371 [125I]- Macrophage Inflammatory Protein-3 Alpha (MIP3A) also known as CCL20 or liver activation...  View more

MIT-1, [125I], Bolton Hunter Labeled Radioligand

A peptide ligand for Prokineticin-1 and -2 receptorsMIT-1 (Mamba intestinal toxin-1), an 81 amino acid...  View more

MOTILIN, [125I]-

The peptide hormone motilin (22 amino acids) affects gastric motility by stimulating antrum and duodenal...  View more

NEUROKININ A, [125I]-Substance K

NEX252 [125I]-NKA is a radioiodinated tachykinin which binds selectively to NK-2 receptors. Typical ...  View more

NEUROKININ B, [125I]His, MePhe7

[125I]-NKB is a radioiodinated tachykinin which binds selectively to NK-3 receptors. [125I]-NKB complements...  View more

NEUROMEDIN U-25 (Porcine), [Tyr18[125I]]-

[Tyr18[125I]-]-Neuromedin U-25 (porcine) is a specific ligand for the FM3 and FM4 receptors. The physiological...  View more

NEUROMEDIN U-8 [125I]

NEX392 The neuropeptide Neuromedin U-8 was isolated from porcine spinal cord and it produces a stimulating...  View more

NEURONOSTATIN (rat), [125I]

Neuronostatin, (NST), a recently discovered 13 amino acid peptide, sharing the same precursor with ...  View more

Neuropeptide S (Human), [125I-Tyr10]

Neuropeptide S (human), Ser-Phe-Arg-Asn-Gly-Val-Gly-Thr-Gly-Met-Lys-Lys-Thr-Ser-Phe-Gln-Arg-Ala-Lys-Ser-OH, is...  View more

OREXIN A, [125I]-

NEX367 The Orexin A is a peptide that stimulates feeding. Drugs which act as antagonists at orexin receptors...  View more

ORNITHINE VASOTOCIN ANALOG, [125I]

NEX254 [125I]-OVTA is a selective oxytocin antagonist which exhibits very low cross reactivity with...  View more

Pancreatic Polypeptide (Human), [125I]

NEX315 Pancreatic polypeptide is produced by the islets of Langerhans and released in response to meals....  View more

PARATHYROID HORMONE (1-34) Amide, (Rat), [125I-Nle8,21,Tyr34]

NEX353 PTH (1-34) [Nle8,18,Tyr34 125I], (h) is a stable ligand and binds to the PTH receptor with high...  View more

PARATHYROID HORMONE 1-34 (human) [125I]-[Nle8,18, Tyr34]-,

NEX397 Parathyroid hormone (PTH), parathormone or parathyrin, is secreted by the parathyroid glands...  View more

PDGF [125I]

NEX433 Platelet-derived growth factor (PDGF) is one of the numerous growth factors, or proteins that...  View more

PEPTIDE YY (human), ([125I]-PYY)

NEX341 Peptide YY is a short (36-amino acid) protein released by cells in the ileum and colon in response...  View more

PEPTIDE YY, (Porcine), [125I]

NEX240 Synthetic Peptide YY is radioiodinated with no-carrier-added 125I using a modification of the...  View more

PROLACTIN (human), [125I]

NEX127 Prolactin (PRL) or Luteotropic hormone (LTH) is a peptide hormone primarily associated with lactation.  View more

PROLACTIN (rat), [125I]-

NEX108 Prolactin (PRL) or Luteotropic hormone (LTH) is a peptide hormone primarily associated with lactation....  View more

QRFP-43 [125I], Human Radioligand

QRFP-43 is a 43 amino acid polypeptide starting from N-terminal pyroglutamic acid and ending at C-terminal arginine-phenylalanine-amide....  View more

R-(+)-TRANS-7-HYDROXY-PIPAT, [125I]

NEX307 Preparations have been shown to be active in binding to Dopamine D3 receptors. It is also useful...  View more

RANTES (Human, Recombinant), [125I]-

NEX292 [125I]-RANTES is useful in RIA, receptor studies and crosslinking experiments. It is important...  View more

RECOMBINANT PROTEIN A, [125I]

NEX146 [125I]-rProtein A is used to detect proteins in Western blots with GeneScreen™ and GeneScreen™Plus membranes....  View more

RECOMBINANT PROTEIN A, [125I], Specific Activity:2-10µCi (74.0-370kBq)/µg

[125I]-rProtein A is used to detect proteins in Western blots with GeneScreen™ and GeneScreen™Plus membranes....  View more

RTI-121, [125I]-

NEX318 [125I]-RTI-121 serves in receptor binding assays; binds with high affinity at the dopamine transporter...  View more

RTI-55, [125I]

NEX272 [125I]-RTI-55 is an excellent radioligand for the study of the dopamine transporter sites using...  View more

SAUVAGINE, [125I]-Tyr0]

NEX306 [125I]-Tyr0 Sauvagine has been shown to be active in receptor binding assays and has been used...  View more

SB258585, [125I]

NEX424 [125I]-SB258585 is radioiodinated with no carrier added 125I using a SB258585 derivative as precursor...  View more

SDF-1α (human, recombinant), [125I]-

NEX346 SDF-1 a acts at the CXCR4 (fusin or LESTR) receptor. 125I-SDF-1 a competes with SDF-1 a in CXCR4...  View more

SECRETIN, (h) [125I]

Secretin is a strongly basic gastrointestinal peptide hormone that stimulates the secretion of bicarbonate-rich...  View more

SECRETIN, (p) [125I]

Secretin is a strongly basic gastrointestinal peptide hormone that stimulates the secretion of bicarbonate-rich...  View more

SOMATOSTATIN, [125I]Tyr11

NEX389 Somatostatin is a cyclic neuropeptide found in the brain, pancreas and hypothalamus. Somatostatin...  View more

Substance P, [125I]Tyr8]

NEX152 Substance P, [125I]Tyr8] is radioiodinated with no carrier added 125I by a lactoperoxidase procedure...  View more

Substance P, Bolton-Hunter Labeled, [125I]Lys3]

NEX190 Substance P is released from the terminals of specific sensory nerves, it is found in the brain...  View more

TARC (human, recombinant), [125I]-

NEX369 [125I]-TARC is a selective high affinity ligand which will be useful for the localization and...  View more

THYROTROPIN RELEASING HORMONE, [125I]His2]

NEX153 Thyrotropin releasing hormone is radioiodinated with no carrier added 125I using a modification...  View more

THYROXINE, L-[125I]

NEX111 Thyroxine, or T4, is a prohormone and a reservoir for the active thyroid hormone triiodothyronine...  View more

TRANSFORMING GROWTH FACTOR β-1 (Human, Recombinant), [125I]

NEX267 TGF-β 1, is a growth factor produced by almost all mammalian cells. Recent studies suggest a ...  View more

TUMOR NECROSIS FACTOR-α (human, recombinant), [125I]-rTNFα

NEX257 [125I]-rTNFa is used in the study of TNFa receptors, and for radioimmunoassay. TNF is primarily...  View more

VASCULAR ENDOTHELIAL GROWTH FACTOR (human, recombinant), ([125I]-VEGF)

NEX328 [125I]-VEGF (human, recombinant), produced from a precursor obtained from an E. coli expressed...  View more

VASOACTIVE INTESTINAL POLYPEPTIDE (human, porcine, rat), [125I]

NEX192 VIP is radioiodinated with no carrier added 125I using a modification of the Hunter and Greenwood...  View more

VASOPRESSIN (Linear), V-1A Antagonist (Phenylacetyl1, 0-Me-D-Tyr2, [125I-Arg6]-)

NEX310 Arginine vasopressin (AVP), also known as vasopressin, is a peptide hormone that controls the...  View more

α-BUNGAROTOXIN, [125I]

NEX126 α-Bungarotoxin extracted from venom of the Taiwanese banded krait (Bungarus multicinctus) binds...  View more

α-MSH, Nle4, D-Phe7, [125I]

NEX352 α-MSH is a highly potent and metabolically stable analog of α-MSH.7 [125I]-[Nle4, D-Phe7]-α-MSH...  View more