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Cat. No.: IL3-10 (for 10μg)

Cat. No.: IL3-100 (for 100μg)

Cat. No.: IL3-1k (for 1mg)

Synonyms    

CSF2; colony stimulating factor 2 (granulocyte-macrophage); Colony-stimulating factor; CSF; GM-CSF; GMCSFgranulocyte-macrophage colony-stimulating factor; granulocyte-macrophage colony stimulating factor; MGC131935; MGC138897; Molgramostin; molgramostin; sargramostim; Sargramostim

Purity    

>98% by SDS-PAGE and HPLC analyses.

Biological Activity    

Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using human TF-1 cells is less than 0.1ng/ml, corresponding to a specific activity of >1.0×107IU/mg.

Physical Appearance    

Sterile Filtered White lyophilized (freeze-dried) powder.

Formulation    

Lyophilized from a 0.2μm filtered concentrated solution in PBS, pH7.4.

Endotoxin    

Less than 1EU/μg of rHuGM-CSF as determined by LAL method.

Reconstitution    

We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1% BSA to a concentration of 0.1-1.0mg/ml. Stock solutions should be apportioned into working aliquots and stored at ≤-20℃. Further dilutions should be made in appropriate buffered solutions.

Category    

Cytokine

Background    

Granulocyte-Macrophage Colony Stimulating Factor (GM-CSF) is secreted by a number of different cell types (including activated T cells, B cells, macrophages, mast cells, endothelial cells and fibroblasts) in response to cytokine or immune and inflammatory stimulation. It was initially characterized as a growth factor that can support the in vitro colony formation of granulocyte-macrophage progenitors and has functions of stimulates the growth and differentiation of hematopoietic precursor cells from various lineages. GM-CSF has also been reported to have a functional role on non-hematopoietic cells and can induce human endothelial cells to migrate and proliferate. Additionally, it can stimulate the proliferation of a number of tumor cell lines, including osteogenic sarcoma, carcinoma and adenocarcinoma cell lines. Human GM-CSF shares 54% sequences identity with mouse GM-CSF, but has no biological effects across species. GM-CSF is used as a medication to stimulate the production of white blood cells following chemotherapy and has also recently been evaluated in clinical trials for its potential as a vaccine adjuvant in HIV-infected patients.

Amino Acid Sequence    

APARSPSPST QPWEHVNAIQ EARRLLNLSR DTAAEMNETV EVISEMFDLQ EPTCLQTRLE LYKQGLRGSL TKLKGPLTMM ASHYKQHCPP TPETSCATQI ITFESFKENL KDFLLVIPFD CWEPVQE

Only for research and not intended for treatment of humans or animals

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SBS Genetech is a long-term sponsor of Cold Spring Harbor Laboratory