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IL13 Recombinant Human Protein (Gibco™)

Recombinant Human Interleukin 13 (IL13) is a bioactive protein intended for use in cell culture applications. IL13 down-regulates macrophage produced cytokines such as TNF-α, IL-1, IL-6, IL-8, and IL-12 in response to LPS challenge or IFN-γ. IL13 induces monocyte differentiation and also induces B cell differentiation and proliferation.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High purity recombinant bioactive protein
Recombinant Human Interleukin 13 is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High biological activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Interleukin 13 (IL13) specific activity is determined by the dose dependent proliferation of human TF-1 cells.

Proven compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

TNF Recombinant Mouse Protein (Gibco™)

Recombinant Mouse Tumor Necrosis Factor-α (TNF) is a bioactive protein intended for use in cell culture applications. TNF causes cytolysis and cytostasis of many tumor cell lines. TNF has a wide spectrum of activities, including chemotaxis of neutrophils, alteration of the endothelium, inhibition of anticoagulatory mechanisms, and promotion of angiogenesis.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Mouse Tumor Necrosis Factor-α is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Mouse Tumor Necrosis Factor-α (TNF) specific activity is determined by the dose dependent cytotoxicity of L929 cells.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IL17 Recombinant Human Protein (Gibco™)

Recombinant IL17 is a bioactive protein intended for use in cell culture applications. IL17 stimulates epithelial, endothelial or fibroblastic cells to secrete IL-6, IL-8 and G-CSF. IL17 also increases the expression of ICAM-1 in fibroblasts.

IFN-α A Pure Recombinant Mouse Protein (Gibco™)

Recombinant Mouse Interferon α A (IFN-αA) is a bioactive protein intended for use in cell culture applications. IFN-α is involved in antiviral and antiparasitic activities.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Mouse Interferon α A is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Mouse Interferon α A (IFN-αA) is specific activity is determined by titration with the use of the cytopathic effect inhibition assay.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IL18 Recombinant Mouse Protein (Gibco™)

Recombinant IL18 is a bioactive protein intended for use in cell culture applications. IL18 induces IFN-γ in activated peripheral blood lymphocytes.

IL1A Recombinant Human Protein (Gibco™)

Recombinant IL1A is a bioactive protein intended for use in cell culture applications. IL-1 is involved in a number of biological process including the stimulation of T-helper cells, promotion proliferation and synthesis of immunoglobulins, and the activation of fibroblasts and NK cells.

IL17F Recombinant Human Protein (Gibco™)

Recombinant Human IL17F is a bioactive protein intended for use in cell culture applications. IL17F is a member of structurally related cytokines. The IL-17 family of cytokines plays a role in mediating proinflamatory responses. Recombinant Human IL17F is one of the many GIBCO® recombinant bioactive proteins available from Life Technologies. This is the 10 microgram size.

High purity—minimal interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—GIBCO® proteins bioassayed with GIBCO® media

High purity recombinant bioactive protein
Recombinant human IL17F is one of more than 250 GIBCO® recombinant proteins available from Life Technologies. To help ensure GIBCO® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to help ensure a biologically active protein.

High biological activity
In house activity testing includes a variety of cell proliferation, cytotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, and protease assays. Recombinant IL17F specific activity is determined by the dose-dependent induction of IL-6 secretion from NDHF Adult fibroblasts.

Proven Compatibility with GIBCO® Media
GIBCO® proteins are bioassayed with GIBCO® media. Since 1962 GIBCO® has been a consistent provider of high quality media, reagents, and sera for reliable cell culture.

We also offer a selection of growth factors for use in cell therapy applications through our GIBCO® Cell Therapy Systems (CTS™) product line.

For Research Use Only. Not intended for any animal or human therapeutic or diagnostic use.

Related links
See our selection of recombinant GIBCO® growth factors.
Learn more about the GIBCO® Cell Therapy Systems (CTS™) product line.

IL18 Recombinant Human Protein (Gibco™)

Recombinant Human Interleukin-18 (IL18) is a bioactive protein intended for use in cell culture applications. IL18 induces IFN-γ in activated peripheral blood lymphocytes.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Human Interleukin-18 is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Interleukin-18 (IL18) specific activity is determined by the induction of IFN-γ by KG-1 cells.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IFN-γ Recombinant Mouse Protein (Gibco™)

Recombinant Mouse Interferon-γ (IFN-γ) is a bioactive protein intended for use in cell culture applications. IFN-γ is involved in many biological processes such as inducing the secretion of TNF-α and stimulating the release of reactive oxygen species from macrophages. It is also involved with bone growth and inhibits bone resorption. It is antiviral and antiparasitic and inhibits the proliferation of cells.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Mouse Interferon-γ is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Mouse Interferon-γ (IFN-γ) specific activity is determined in a dose response cytostasis assay of the mouse cell line WeHi279, as measured by the reduction of MTS.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IL10 Recombinant Human Protein (Gibco™)

Recombinant IL10 is a bioactive protein intended for use in cell culture applications. IL10 inhibits the synthesis of a number of cytokines, such as TNF-α, Il-1, and Il-6 from macrophages and Il-2, IFN-γ, and TNF-β from Th1 cells.

IL2 Recombinant Mouse Protein (Gibco™)

Recombinant IL-2 is a bioactive protein intended for use in cell culture applications. IL-2 causes proliferation of T cells and is a central regulator of immune responses.

IL20 Recombinant Human Protein (Gibco™)

Recombinant IL20 is a bioactive protein intended for use in cell culture applications. There are two heterodimeric receptor complexes for IL20. The first is composed of IL20 Ra and IL20 Rb. The second is composed of IL-22 R and IL20b. IL20 induces the proliferation of multipotential hematopoietic progenitor cells, directs the differentiation and expansion of keratinocytes, and promotes the release of proinflammatory mediators in keratinocytes and other cells expressing the IL20 receptor.

IL28B Recombinant Human Protein (Gibco™)

Recombinant Human Interleukin-28B (IL28B) is a bioactive protein intended for use in cell culture applications. IL28B is involved in the immune response, with functionality similar to type I interferons. IL28B has been shown to bind a heterodimeric receptor comprised of IL-10 receptor beta and IL-28 receptor alpha.

• High purity—no interference from other proteins or contaminants
• High biological activity—more results with less protein
• Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High purity recombinant bioactive protein
Recombinant Human Interleukin-28B (IL28B) is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to get a biologically active protein.

High biological activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, and protease assays. Recombinant Human Interleukin-28B (IL28B) specific activity is determined by the dose dependent protection of the cytopathic effect on A549 cells.

Proven compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been a consistent provider of high quality media, reagents, and sera for reliable cell culture.

Related links
See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for any animal or human therapeutic or diagnostic use.

IL1B Recombinant Mouse Protein (Gibco™)

Recombinant IL1B is a bioactive protein intended for use in cell culture applications. IL-1 is involved in a number of biological process including the stimulation of T-helper cells, promotion proliferation and synthesis of immunoglobulins, and the activation of fibroblasts and NK cells.

PDGF-BB Recombinant Mouse Protein (Gibco™)

Recombinant Mouse Platelet Derived Growth Factor-BB (PDGF-BB) is a bioactive protein intended for use in cell culture applications. Members of the PDGF family are mitogenic factors for cells of mesenchymal origin.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Mouse Platelet Derived Growth Factor-BB is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Mouse Platelet Derived Growth Factor-BB (PDGF-BB) specific activity is determined by the dose-dependent proliferation of BALB/c 3T3 cells.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

SDF1B Recombinant Mouse Protein (Gibco™)

Recombinant SDF1B is a bioactive protein intended for use in cell culture applications. SDF1B is a small cytokine that belong to the intercrine family, members of which activate leukocytes and are often induced by proinflammatory stimuli such as lipopolysaccharide, TNF, or IL-1.

Soluble TNF-RI Recombinant Human Protein (Gibco™)

Recombinant Human Soluble TNF-Receptor Type I (sTNF-RI) is a bioactive protein intended for use in cell culture applications. sTNF-RI is a member of the TNF-receptor superfamily. This protein is one of the major receptors for the tumor necrosis factor-alpha. This receptor can activate NF-κB, mediate apoptosis, and function as a regulator of inflammation. Antiapoptotic protein BCL2-associated athanogene 4 (BAG4/SODD) and adaptor proteins TRADD and TRAF2 have been shown to interact with this receptor, and thus play regulatory roles in the signal transduction mediated by the receptor.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High purity recombinant bioactive protein
Recombinant Human Soluble TNF-Receptor Type I is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High biological activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Soluble TNF-Receptor Type I (sTNF-RI) specific activity is determined by measuring the inhibition of TNF-α mediated cytotoxicity in murine L929 cells in the presence of 0.25 ng/ml TNF-α.

Proven compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IL2 Recombinant Human Protein (Gibco™)

Recombinant Human Interleukin 2 (IL2) is a bioactive protein intended for use in cell culture applications. IL2 causes proliferation of T-cells and is a central regulator of immune responses.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Human Interleukin 2 is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Interleukin 2 (IL2) specific activity is determined by the dose dependent proliferation of mouse CTLL-2 cells.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IFN-α A/D Recombinant Human Protein, Liquid Form (Gibco™)

Recombinant IFN-α A/D is a bioacitve protein intended for use in cell culture applications. IFN-α is involved in antiviral and antiparasitic activitites.

IL7 Recombinant Human Protein (Gibco™)

Recombinant Human Interleukin 7 (IL7) is a bioactive protein intended for use in cell culture applications. IL7 stimulates the proliferation of pre-B and pro-B cells. IL7 also supports the maturation of megakaryocytes.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Human Interleukin 7 is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Interleukin 7 (IL7) specific activity is determined by the dose dependent proliferation of human PBMCs.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IL6 (Interleukin 6) CTS™ Recombinant Human Protein (Gibco™)

Cell Therapy Systems (CTS™) Recombinant Human Interleukin 6 (IL6) is a bioactive protein intended for use in cell culture applications, including pre-clinical and clinical cell therapy studies. IL6 is a pleotropic cytokine involved in several cellular processes including inflammation, hematopoeisis, and immune response. The lyophilized, E. coli-expressed IL6 CTS™ Recombinant Human is verified for activity through dose-dependent proliferation of mouse B9 cells.

Qualified—helps reduce your burden in qualifying reagents for regulatory submission in cell therapy applications
Highly Pure—minimizes interference from other proteins or contaminants
Active—get more results with less protein

Simplified Transition into Clinical Research
GIBCO® Cell Therapy Systems (CTS™) products are of high quality and supplied with harmonized documentation such as Certificates of Analysis, Certificates of Origin, and access to authorization letters for our Drug Master Files, as appropriate. The GIBCO® CTS™ product line enables you to reduce your burden in qualifying reagents during your transition from research applications to clinical applications.

High Purity
To help verify that GIBCO® CTS™ Recombinant growth factors are of the highest quality, each protein is analyzed for purity, along with structural homogeneity, to help ensure a biologically active protein. The purity of each GIBCO® CTS™ recombinant growth factor is verified by SDS-PAGE to be over 95% pure and to have endotoxin levels below 0.1 ng/μg.

High Biological Activity
All GIBCO® CTS™ Recombinant growth factors are verified for activity. Each lot has its own ED50 determined using an activity assay based on a specific function of the growth factor. The activity of our IL6 CTS™ Recombinant Human growth factor is determined by the dose-dependent proliferation of mouse B9 cells to have an ED50 range of 0.008–0.02 ng/mL (specific activity: 1.25 × 10^8–5.0 × 10^7 units/mg). Optimal concentration for individual applications should be determined by a dose response assay.

Related Links
Learn More About GIBCO® Cell Therapy Systems (CTS™) Products
Cell Therapy Systems Technical Support Web Page
Our Full Collection of GIBCO® CTS™ Growth Factors
Our Full Collection of GIBCO® Growth Factors

IL17 Recombinant Mouse Protein (Gibco™)

Recombinant IL17 is a bioactive protein intended for use in cell culture applications. IL17 stimulates epithelial, endothelial or fibroblastic cells to secrete IL-6, IL-8 and G-CSF. IL17 also increases the expression of ICAM-1 in fibroblasts.

IL8 Monocyte Recombinant Human Protein (Gibco™)

Recombinant IL8 Monocyte is a bioactive protein intended for use in cell culture applications. IL8 is chemotactic for all known types of migratory immune cells. IL8 also inhibits the adhesion of leukocytes to activated endothelial cells.

IL6 Recombinant Human Protein (Gibco™)

Recombinant Human Interleukin 6 (IL6) is a bioactive protein intended for use in cell culture applications. IL6 is a pleiotropic cytokine involved in several cellular processes including inflammation, hematopoeisis, and immune response.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Human Interleukin 6 is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Interleukin 6 (IL6) specific activity is determined by the dose dependent proliferation of mouse B9 cells.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

IL4 (Interleukin 4) CTS™ Recombinant Human Protein (Gibco™)

Recombinant IL4 is a bioactive protein intended for use in cell culture applications. IL4 promotes the proliferation and differentiation of activated B cells. In addition, IL4 up-regulates class II MHC antigen expression and IgE receptors. ED50 = 0.05 to 0.4 ng⁄mL (Specific Activity: 2.0 x 10^7 to 2.5 x 10^6 units⁄mg). The biological activity is determined by measuring the dose-dependent proliferation of human TF-1 cells. A concentration range of 0.1 to 10.0 ng⁄mL is effective for most in vitro applications.

Soluble TNF-RII Recombinant Human Protein (Gibco™)

Recombinant Soluble TNF-RII is a bioactive protein intended for use in cell culture applications. sTNF-RII is a member of the TNF-receptor superfamily. This protein and TNF-receptor 1 form a heterocomplex that mediates the recruitment of two anti-apoptotic proteins, c-IAP1 and c-IAP2, which possess E3 ubiquitin ligase activity. The function of IAPs in TNF-receptor signalling is unknown, however, c-IAP1 is thought to potentiate TNF-induced apoptosis by the ubiquitination and degradation of TNF-receptor-associated factor 2, which mediates anti-apoptotic signals. Knockout studies in mice also suggest a role of this protein in protecting neurons from apoptosis by stimulating antioxidative pathways.

IL6 Recombinant Mouse Protein (Gibco™)

Recombinant Mouse Interleukin 6 (IL6) is a bioactive protein intended for use in cell culture applications. IL6 is a pleiotropic cytokine involved in several cellular processes including inflammation, hematopoeisis, and immune response.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High Purity Recombinant Bioactive Protein
Recombinant Mouse Interleukin 6 is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High Biological Activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Mouse Interleukin 6 (IL6) specific activity is determined by the dose dependent proliferation of mouse B9 cells.

Proven Compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

SCF Recombinant Human Protein, Animal-Origin Free (Gibco™)

Recombinant Human Stem Cell Factor (SCF, c-kit Ligand) is a bioactive protein intended for use in cell culture applications. SCF is a pleiotropic factor that acts in utero in germ cell and neural cell development, and hematopoiesis, all believed to reflect a role in cell migration. In adults, it functions pleiotropically, while mostly noted for its continued requirement in hematopoiesis.

High purity—no interference from other proteins or contaminants
High biological activity—more results with less protein
Proven compatibility—Gibco® proteins bioassayed with Gibco® media

High purity recombinant bioactive protein
Recombinant Human Stem Cell Factor is one of our more than 250 available Gibco® recombinant proteins. To help ensure Gibco® growth factors are of the highest quality, each protein is analyzed for purity along with structural homogeneity to ensure a biologically active protein.

High biological activity
In-house activity testing of Gibco® Recombinant Proteins includes cell proliferation, cytotoxicity, chemotaxis, calcium flux, secondary cytokine up-regulation, induction of surface antigen expression, antiviral, and protease assays. Recombinant Human Stem Cell Factor (SCF, c-kit Ligand) specific activity is determined by the dose dependent proliferation of human MO-7e cells.

Proven compatibility
Gibco® proteins are bioassayed with Gibco® media. Since 1962, Gibco® has been the consistent provider of high quality media, reagents, and sera for reliable cell culture.

See our selection of recombinant Gibco® growth factors.

For Research Use Only. Not intended for animal or human diagnostic or therapeutic use.

TNF Recombinant Swine Protein (Gibco™)

Recombinant TNF is a bioactive protein intended for use in cell culture applications. TNF causes cytolysis and cytostasis of many tumor cell lines. TNF has a wide spectrum of activities, including chemotaxis of neutrophils, alteration of the endothelium, inhibition of anticoagulatory mechanisms, and promotion of angiogenesis.

IL31 Recombinant Human Protein (Gibco™)

Recombinant IL31 is a bioactive protein intended for use in cell culture applications. IL31 is primarily associated with activated T cells and expressed by Th2 rather than Th1 cells. IL31 signals via IL31RA and the oncostatin M receptor. IL31 signaling has been shown to involve the Jak/STAT pathway, the PI3 kinase/AKT cascade, and MAP kinase pathway.