GM-CSF was initially characterized as a factor that can support the in vitro colony formation of granulocyte-macrophage progenitors. It is also a growth factor for erythroid, megakaryocyte, and eosinophil progenitors. GM-CSF is produced by a number of different cell types (including T cells, B cells, macrophages, mast cells, endothelial cells, fibroblasts, and adipocytes) in response to cytokine or inflammatory stimuli. On mature hematopoietic cells, GM-CSF is a survival factor for and activates the effector functions of granulocytes, monocytes/macrophages, and eosinophils (1, 2). GM-CSF promotes a Th1 biased immune response, angiogenesis, allergic inflammation, and the development of autoimmunity (3‑5). It shows clinical effectiveness in ameliorating chemotherapy-induced neutropenia, and GM-CSF transfected tumor cells are utilized as cancer vaccines (6, 7). The 22 kDa glycosylated GM-CSF, similar to IL-3 and IL-5, is a cytokine with a core of four bundled alpha ‑helices (8‑12). Mature human GM-CSF shares 63%‑70% amino acid sequence identity with canine, feline, porcine, and rat GM-CSF and 54% with mouse GM-CSF. GM-CSF exerts its biological effects through a heterodimeric receptor complex composed of GM-CSF R alpha /CD116 and the signal transducing common beta chain (CD131) which is also a component of the high-affinity receptors for IL-3 and IL-5 (13, 14). In addition, GM-CSF binds a naturally occurring soluble form of GM-CSF R alpha (15). Human GM-CSF is active on canine and feline cells but not on murine cells (16‑18).
Key Product Details
Species Reactivity
Validated:
Human
Cited:
Human, Mouse
Applications
Validated:
Western Blot, Neutralization
Cited:
Immunohistochemistry, Western Blot, Neutralization, Immunocytochemistry, ELISA Capture
Label
Unconjugated
Antibody Source
Polyclonal Goat IgG
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Product Specifications
Immunogen
E. coli-derived recombinant human GM-CSF
Ala18-Glu144
Accession # P04141
Ala18-Glu144
Accession # P04141
Specificity
Detects human GM‑CSF in direct ELISAs and Western blots. In direct ELISAs, less than 1% cross‑reactivity with recombinant mouse GM‑CSF is observed. Neutralizes the biological activity of both recombinant human GM‑CSF and natural human GM‑CSF.
Clonality
Polyclonal
Host
Goat
Isotype
IgG
Endotoxin Level
<0.10 EU per 1 μg of the antibody by the LAL method.
Scientific Data Images for Human GM‑CSF Antibody
Cell Proliferation Induced by GM‑CSF and Neutralization by Human GM‑CSF Antibody.
Recombinant Human GM-CSF (Catalog # 215-GM) stimulates proliferation in the TF-1 human erythroleukemic cell line in a dose-dependent manner (orange line). Proliferation elicited by Recombinant Human GM-CSF (0.5 ng/mL) is neutralized (green line) by increasing concentrations of Goat Anti-Human GM-CSF Antigen Affinity-purified Polyclonal Antibody (Catalog # AF-215-NA). The ND50 is typically 0.08-0.16 µg/mL.Applications for Human GM‑CSF Antibody
Application
Recommended Usage
Western Blot
0.1 µg/mL
Sample: Recombinant Human GM-CSF (Catalog # 215-GM)
Sample: Recombinant Human GM-CSF (Catalog # 215-GM)
Neutralization
Measured by its ability to neutralize GM‑CSF-induced proliferation in the TF‑1 human erythroleukemic cell line. Kitamura, T. et al. (1989) J. Cell Physiol. 140:323. The Neutralization Dose (ND50) is typically 0.08-0.16 µg/mL in the presence of 0.5 ng/mL Recombinant Human GM‑CSF.
Reviewed Applications
Read 3 reviews rated 4 using AF-215-NA in the following applications:
Formulation, Preparation, and Storage
Purification
Antigen Affinity-purified
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Shipping
Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: GM-CSF
References
- Martinez-Moczygemba, M. and D.P. Huston (2003) J. Allergy Clin. Immunol. 112:653.
- Barreda, D.R. et al. (2004) Dev. Comp. Immunol. 28:509.
- Eksioglu, E.A. et al. (2007) Exp. Hematol. 35:1163.
- Cao, Y. (2007) J. Clin. Invest. 117:2362.
- Fleetwood, A.J. et al. (2005) Crit. Rev. Immunol. 25:405.
- Heuser, M. et al. (2007) Semin. Hematol. 44:148.
- Hege, K.M. et al. (2006) Int. Rev. Immunol. 25:321.
- Kaushansky, K. et al. (1992) Biochemistry 31:1881.
- Diederichs, K. et al. (1991) Science 254:1779.
- Cantrell, M.A. et al. (1985) Proc. Natl. Acad. Sci. 82:6250.
- Lee, F. et al. (1985) Proc. Natl. Acad. Sci. 82:4360.
- Wong, G.G. et al. (1985) Science 228:810.
- Onetto-Pothier, N. et al. (1990) Blood 75:59.
- Hayashida, K. et al. (1990) Proc. Natl. Acad. Sci. 87:9655.
- Pelley, J.L. et al. (2007) Exp. Hematol. 35:1483.
- Hogge, G.S. et al. (1990) Cancer Gene Ther. 6:26.
- Sprague, W.S. et al. (2005) J. Comp. Pathol. 133:136.
- Shanafelt, A.B. et al. (1991) J. Biol. Chem. 266:13804.
Long Name
Granulocyte Macrophage Growth Factor
Alternate Names
CSF-2, CSF2, GMCSF, Molgramostim, Sargramostim
Entrez Gene IDs
Gene Symbol
CSF2
UniProt
Additional GM-CSF Products
Product Documents for Human GM‑CSF Antibody
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Human GM‑CSF Antibody
For research use only
Related Research Areas
Citations for Human GM‑CSF Antibody
Customer Reviews for Human GM‑CSF Antibody (3)
4 out of 5
3 Customer Ratings
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Application: Immunocytochemistry/ImmunofluorescenceSample Tested: Melanoma tissueSpecies: HumanVerified Customer | Posted 10/01/2021
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Application: ImmunohistochemistrySample Tested: Adult brainSpecies: HumanVerified Customer | Posted 03/27/2018Published in https://www.ncbi.nlm.nih.gov/pubmed/28169287 Used at 10ug/ml. Briefly, frozen brain sections were fixed in 4% PFA (Fisher Scientific), followed by antigen retrieval using heating in acid citric buffer (Vector, Burlingame, CA, USA). Endogenous avidin-biotin was blocked for 15 min (Vector). Sections were incubated with 10% horse serum in PBS (Biosera, Boussens, France) and Fc Receptor Blocking Solution was added (Human TruStain FcX Biolegend, London, UK). Primary antibodies were added overnight at 4 °C. GM-CSF was detected with donkey anti-goat-biotin (ab6578, Abcam), followed by streptavidin-alkaline phosphatase (SA-5100, Vector) and visualised with the Vector Blue Alkaline Phosphatase Substrate Kit III (Vector).
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Application: Western BlotSample Tested: Recombinant GM-CSFSpecies: HumanVerified Customer | Posted 07/01/2016
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Protocols
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