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Merck

234376

Macrophage Colony-Stimulating Factor, Human, Recombinant, E. coli

Synonym(s):

Macrophage Colony-Stimulating Factor, Human, Recombinant, E. coli, rhM-CSF

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About This Item

CAS Number:
UNSPSC Code:
12352202
MDL number:
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assay

≥97% (SDS-PAGE)

Quality Segment

form

lyophilized

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

impurities

<1.0 EU/μg Endotoxin (EU/μg M-CSF)

shipped in

dry ice

storage temp.

−70°C

General description

Recombinant, human macrophage colony-stimulating factor expressed in E. coli. Stimulates formation of macrophage colonies from bone marrow hematopoietic progenitor cells. Induces cell death in HIV-1 infected monocytes. Human M-CSF is active in murine systems and the recombinant cytokine is indistinguishable from the natural M-CSF in all biological assays tested.

Biochem/physiol Actions

ED₅₀ = 0.5-1.5 ng/ml as measured in a cell proliferation assay using the M-CSF-dependent mouse monocytic cell line, M-NFS-60

Physical form

Lyophilized from sterile-filtered PBS, 50 µg of BSA/µg M-CSF.

Preparation Note

Following reconstitution, aliquot and freeze (-70°C) for long term storage or refrigerate (4°C) for short term storage. Stock solutions are stable for 1 month at 4°C or for 3 months at -70°C.
Reconstitute to a concentration of ≥1 mg/ml with sterile PBS containing ≥0.1% HSA or BSA.

Other Notes

Edwards, M., et al. 1998. Bone 22, 325.
Bergamini, A., et al. 1994. Immunol. Lett. 42, 35.
Hattersley, G., et al. 1991. Biochem. Biophys. Res. Commun.177, 526.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Standard Handling (A)


Storage Class

11 - Combustible Solids

wgk

WGK 2



Certificates of Analysis (COA)

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