R&D Prostaglandin E2 Parameter ELISA Kit - For the quantitative determination of Prostaglandin E2 (PGE2) in cell culture supernates, serum, plasma, and urine. The R&D Parameter PGE2 ELISA is a 3.5 hour forward sequential competitive enzyme immunoassay designed to measure PGE2 in cell culture supernates, serum, plasma, and urine. This R&D Paramerter assay is based on the forward sequential competitive binding technique in whic…
R&D Proteome Profiler Human Phospho-Kinase Array Kit - Human Phospho-Kinase Array Kit for the parallel determination of the relative levels of protein phosphorylation. The kit contains 4 sets of 2 membranes - each spotted in duplicate with 46 different kinase antibodies. The R&D Human Phospho-Kinase Array is a rapid, sensitive, and economical tool to simultaneously detect the relative levels of phosphorylation of 46 kinase ph…
R&D VEGF -Recombinant Human VEGF 165R Protein Vascular endothelial growth factor (VEGF or VEGF-A), also known as vascular permeability factor (VPF), is a potent mediator of both angiogenesis and vasculogenesis in the fetus and adult. Specifications and Use for R&D VEGF 165RSource of R&D VEGF• A DNA sequence encoding the 165 amino acid residue variant of human VEGF (Leung, D.W. et al., 1989, Science 246:1306) was expressed in…
R&D Activin - Recombinant Activin A Protein from Human/Mouse/Rat Activins and inhibins, members of the TGF-β superfamily, have been shown to have a wide range of biological activities including: mesoderm induction, neural cell differentiation, bone remodeling, hematopoiesis and reproductive physiology. Specifications and Use for R&D Activin ASource of R&D Activin• A DNA sequence encoding the human Activin A protein sequenc…
R&D Systems Recombinant Human BMP-4 BMP-4 is a TGF-β superfamily ligand that is widely expressed from early embryogenesis through adulthood. It plays an important role in mesenchyme formation, epidermal determination, suppression of neural induction, the development of multiple organs, and tissue repair. Specifications and Use of R&D BMP-4R&D BMP-4 Source • A DNA sequence encoding the human BMP-4 mature chain (amino acid r…
R&D Recombinant Mouse Wnt-3a Wnt proteins are secreted glycoproteins that contain a conserved pattern of 23-24 cysteine residues. Wnts play critical roles in both carcinogenesis and embryonic development. Specifications and Use for R&D Wnt-3aSource of R&D Wnt-3a • A DNA sequence encoding the signal peptide from human CD33, Met 1 - Ala 16, joined with the mature mouse Wnt-3A, Ser 19 - Lys 352 (Accession # P27467; Roelink, H.…
R&D Systems Recombinant Human IL-4 Interleukin-4 (IL-4), also known as B cell-stimulatory factor-1, is a monomeric, approximately 13 kDa - 18 kDa Th2 cytokine that shows pleiotropic effects during immune responses. It is a glycosylated polypeptide that contains three intrachain disulfide bridges and adopts a bundled four α-helix structure. Specifications and Use of R&D Systems Recombinant Human IL-4Source • A DNA sequence en…
R&D TNF-alpha / TNFSF1A - Recombinant Human Protein Tumor necrosis factor alpha (TNF-alpha), also known as cachectin and TNFSF1A, is the prototypic ligand of the TNF superfamily. It is a pleiotropic molecule that plays a central role in inflammation, apoptosis, and immune system development. Specifications and Use for R&D TNF-alphaSource of R&D TNF• A DNA sequence encoding the mature human TNF-α protein sequence (Accession…
R&D Systems Recombinant Human FGF basic (146 aa) FGF basic is a member of the FGF family of at least 23 related mitogenic proteins which show 35 - 60% amino acid conservation. FGF acidic and basic, unlike the other members of the family, lack signal peptides and are apparently secreted by mechanisms other than the classical protein secretion pathway. Specifications and Use of R&D FGF basic Source of R&D FGF • A DNA sequenc…
R&D Systems Recombinant Human IL-6 Interleukin 6 (IL-6) is a pleiotropic α-helical cytokine that plays important roles in acute phase reactions, inflammation, hematopoiesis, bone metabolism, and cancer progression. IL-6 activity is essential for the transition from acute inflammation to either acquired immunity or chronic Specifications and Use of R&D IL-6 Source• A DNA sequence encoding the mature human IL-6 protein sequen…
R&D Systems Recombinant Human IGF-I/IGF-1, CF Insulin-like growth factor I, also known as somatomedin C, is the dominant effector of growth hormone and is structurally homologous to proinsulin. Human IGF-I is synthesized as two precursor isoforms with N- and alternate C-terminal propeptides. These isoforms are differentially expressed by various tissues. Specifications and Use of R&D Recombinant Human IGF-1 / ICF-1, CFSource…
R&D Systems Recombinant SCF Protein Stem cell factor (SCF), also known as c-kit ligand (KL), mast cell growth factor (MGF), and steel factor (SLF), is a widely expressed 28 - 40 kDa type I transmembrane glycoprotein. It promotes the survival, differentiation, and mobilization of multiple cell types including myeloid, erythroid, megakaryocytic, lymphoid, germ cell, and melanocyte progenitors. Specifications and Use for R&D SC…
R&D Mouse TNF-alpha/TNFSF1A DuoSet This R&D DuoSet ELISA Development kit contains the basic components required for the development of sandwich ELISAs to measure natural and recombinant mouse Tumor Necrosis Factor alpha (TNF-alpha). DuoSets are designed for the analysis of cell culture supernates. Other sample types, such as serum and plasma, need to be validated prior to use in this R&D DuoSet. Each R&D DuoSet ELISA kit cont…
R&D SCF - Recombinant Mouse Protein Stem cell factor (SCF), also known as c-kit ligand (KL), mast cell growth factor (MGF), and steel factor (SLF), is a widely expressed 28 - 40 kDa type I transmembrane glycoprotein. It promotes the survival, differentiation, and mobilization of multiple cell types including myeloid, erythroid, megakaryocytic, lymphoid, germ cell, and melanocyte progenitors. Specifications and Use for R&D SC…
R&D Systems Recombinant Human LDL RThe low density lipoprotein receptor (LDLR) is the founding member of the LDLR family of scavenger receptors. This family contains transmembrane molecules that are characterized by the presence of EGF repeats, complement-like repeats, and YWTD motifs that form β-propellers. Specifications and Use for R&D LDL RSource of R&D LDL R• A DNA sequence encoding the signal peptide from human CD33 was…
R&D M-CSF - Recombinant Mouse Protein M-CSF, also known as CSF-1, is the primary regulator of macrophage survival, proliferation and differentiation and is essential for the survival and proliferation of osteoclast progenitors. M-CSF also primes and enhances macrophage killing of tumor cells and microorganisms, regulates the release of cytokines and other inflammatory modulators from macrophages, and stimulates pinocytosis.…
R&D PDGF BB, CF - Recombinant PDGF-BB Human Protein Platelet-derived growth factor (PDGF) was discovered as a major mitogenic factor present in serum but absent from plasma. It was found to be secreted from the α-granules of platelets activated during the coagulation of blood to form serum. Specifications and Use of R&D PDGFSource of of R&D PDGF • A DNA sequence encoding the 109 amino acid residue mature human PDGF-B chain p…
R&D Systems - Recombinant Human Bone morphogenetic protein 2 (BMP-2) Bone morphogenetic protein 2 (BMP-2)is a member of the BMP subgroup of the TGF-β superfamily. It plays a dominant role in embryonic dorsal-ventral patterning, organogenesis, limb bud formation, and bone formation and regeneration.Specifications and Use of R&D BMP-2R&D BMP-2 Source • The DNA sequence encoding human BMP-2 (Wozney, J. et al., 1988, Science 242…
R&D Systems - Recombinant Human HGF (NS0-expressed)HGF, also known as Hepatopoietin A, was initially identified as a potent mitogen for hepatocytes in primary culture. Subsequently, HGF was also shown to be mitogenic for a variety of cell types including endothelial and epithelial cells, melanocytes, and keratinocytes. Specifications and Use of R&D HGFSource of R&D human HGF • A DNA sequence encoding the 728 amino acid residu…
R&D Systems Recombinant Human IL-1 beta/IL-1F2 IL-1 is a name that designates two pleiotropic cytokines, IL-1α (IL-1F1) and IL-1β (IL-1F2), which are the products of distinct genes. IL-1α and IL-1β are structurally related polypeptides that share approximately 21% amino acid (aa) identity in human. Both proteins are produced by a wide variety of cells in response to inflammatory agents, infections, or microbial endotoxins. S…
R&D Systems Recombinant Human IL-2 Interleukin-2 (IL-2) is a O-glycosylated, four α-helix bundle cytokine that has potent stimulatory activity for antigen-activated T cells. It is expressed by CD4+ and CD8+ T cells, γδ T cells, B cells, dendritic cells, and eosinophils. Specifications and Use of R&D IL-2 Source • A DNA sequence encoding the mature human IL-2 protein sequence (Taniguchi et al., 1983, Nature 302: 305 - 310; Ma…
R&D Systems Recombinant Human FGF basic (157 aa)FGF basic is a member of the FGF family of at least 23 related mitogenic proteins which show 35 - 60% amino acid conservation. FGF acidic and basic, unlike the other members of the family, lack signal peptides and are apparently secreted by mechanisms other than the classical protein secretion pathway. This factor contains four cysteine residues, but reduced FGF basic retains fu…
TGF- β1 (transforming growth factor beta 1) is one of three closely related mammalian members of the large TGF-β superfamily that share a characteristic cystine knot structure.1 - 7 TGF-β1, -2 and -3 are highly pleiotropic cytokines that are proposed to act as cellular switches that regulate processes such as immune function, proliferation and epithelial-mesenchymal transition. Specifications and Use for R&D TGF-beta1Source •…
R&D Systems Recombinant Human HGFHGF, also known as scatter factor and hepatopoietin A, is a pleiotropic protein in the plasminogen subfamily of S1 peptidases. It is a multidomain molecule that includes an N-terminal PAN/APPLE-like domain, four Kringle domains, and a serine proteinase-like domain that has no detectable protease activity. Specifications and Use of R&D HGF Source of R&D HGF• A DNA sequence encoding the 728 am…
R&D Fluorokine Receptor Detection Kits - Biotinylated ligands for estimating receptor densities R&D Systems now offers a Human Activin A Biotinylated Fluorokine Kit (Catalog # NFACTA). This flow cytometry kit is designed for the detection of Activin A receptor-expressing cells by flow cytometry. Activin A is a disulfide-linked homodimer belonging to the TGF-beta superfamily that signals through Type I/Type II receptor comple…
