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Macrophage Colony Stimulating Factor Active Protein | CSF1 active protein

Macrophage Colony Stimulating Factor, Recombinant, Mouse (M-CSF)

Gene Names
CSF1; MCSF; CSF-1
Purity
Highly Purified
98% as determined by RP-HPLC, anion-exchange FPLC and/or reducing and non-reducing SDS-PAGE Silver Stained gel.
Synonyms
Macrophage Colony Stimulating Factor; Recombinant; Mouse (M-CSF); CSF1 active protein
Ordering
For Research Use Only!
Host
E Coli
Purity/Purification
Highly Purified
98% as determined by RP-HPLC, anion-exchange FPLC and/or reducing and non-reducing SDS-PAGE Silver Stained gel.
Form/Format
Supplied as a lyophilized powder in 5mM Tris, pH 8.0, 100mM sodium chloride.
Sequence
The sequence of the first five N-terminal amino acids was determined and was found to be Met-Lys-Glu-Val-Ser.
Biological Activity
Mouse M-CSF is fully biologically active when compared to standard. The ED50, calculated by the dose-dependent stimulation of the proliferation of murine M-NFS-60 indicator cells was found < 1ng/ml, corresponding to a Specific Activity of 1 x 10e6 IU/mg.
Dimers and Aggregates
Less than 1% as determined by silver-stained SDS-PAGE gel.
Endotoxin Level
0.1ng/ug (IEU/ug) of Recombinant Murine M-CSF.
Protein Content
Protein quantitation was carried out by two independent methods:
1. UV spectroscopy at 280 nm.
2. Analysis by RP-HPLC, using a calibrated solution of M-CSF as a Reference Standard.
Solubility
Reconstitute the lyophilized mouse M-CSF in sterile dH2O to 100ug/ml, which can then be further diluted with other aqueous solutions.
Preparation and Storage
Lyophilized powder may be stored at 4 degree C for short-term only. Reconstitute to nominal volume by adding sterile dH2O and store at -20 degree C. Reconstituted product is stable for 12 months at -20 degree C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Related Product Information for CSF1 active protein
Macrophage colony stimulating factor (M-CSF) is one of the glycoproteins called colony-stimulating factors (CSFs).A mononuclear phagocyte colony-stimulating factor (M-CSF) synthesized by mesenchymal cells. The compound stimulates the survival, proliferation, and differentiation of hematopoietic cells of the monocyte-macrophage series. Some clinical investigations have shown autologous production of M-CSF various human cell lines in vitro and by tumors in vivo

Recombinant Mouse M-CSF produced in E.coli is a disulfide linked homodimer, non-glycosylated, polypeptide chain containing 2 x 156 amino acids and having a total molecular mass of 36.4kD. Recombinant M-CSF is purified by proprietary chromatographic techniques.
Product Categories/Family for CSF1 active protein

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
UniProt Accession #
Molecular Weight
36.4kD
NCBI Official Full Name
macrophage colony-stimulating factor
NCBI Official Synonym Full Names
colony stimulating factor 1 (macrophage)
NCBI Official Symbol
CSF1
NCBI Official Synonym Symbols
MCSF; CSF-1
NCBI Protein Information
macrophage colony-stimulating factor 1; lanimostim
UniProt Protein Name
Macrophage colony-stimulating factor 1
UniProt Gene Name
CSF1
UniProt Synonym Gene Names
CSF-1; M-CSF; MCSF
UniProt Entry Name
CSF1_HUMAN

NCBI Description

The protein encoded by this gene is a cytokine that controls the production, differentiation, and function of macrophages. The active form of the protein is found extracellularly as a disulfide-linked homodimer, and is thought to be produced by proteolytic cleavage of membrane-bound precursors. The encoded protein may be involved in development of the placenta. Alternate splicing results in multiple transcript variants. [provided by RefSeq, Sep 2011]

Uniprot Description

Function: Cytokine that plays an essential role in the regulation of survival, proliferation and differentiation of hematopoietic precursor cells, especially mononuclear phagocytes, such as macrophages and monocytes. Promotes the release of proinflammatory chemokines, and thereby plays an important role in innate immunity and in inflammatory processes. Plays an important role in the regulation of osteoclast proliferation and differentiation, the regulation of bone resorption, and is required for normal bone development. Required for normal male and female fertility. Promotes reorganization of the actin cytoskeleton, regulates formation of membrane ruffles, cell adhesion and cell migration. Plays a role in lipoprotein clearance. Ref.19 Ref.21 Ref.22 Ref.23

Subunit structure: Homodimer or heterodimer; disulfide-linked. Interacts with CSF1R. Ref.15 Ref.16 Ref.17 Ref.23

Subcellular location: Cell membrane; Single-pass membrane protein Ref.15 Ref.16. Processed macrophage colony-stimulating factor 1: Secreted › extracellular space Ref.15 Ref.16.

Post-translational modification: N- and O-glycosylated. Glycosylation and proteolytic cleavage yield different soluble forms. One high molecular weight soluble form is a proteoglycan containing chondroitin sulfate. O-glycosylated with core 1 or possibly core 8 glycans. Isoform 1 is N- and O-glycosylated. Isoform 3 is only N-glycosylated. Ref.15 Ref.16 Ref.24 Ref.25

Involvement in disease: Aberrant expression of CSF1 or CSF1R can promote cancer cell proliferation, invasion and formation of metastases. Overexpression of CSF1 or CSF1R is observed in a significant percentage of breast, ovarian, prostate, and endometrial cancers. Ref.19 Ref.21Aberrant expression of CSF1 or CSF1R may play a role in inflammatory diseases, such as rheumatoid arthritis, glomerulonephritis, atherosclerosis, and allograft rejection. Ref.19 Ref.21

Research Articles on CSF1

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Product Notes

The CSF1 csf1 (Catalog #AAA651002) is an Active Protein produced from E Coli and is intended for research purposes only. The product is available for immediate purchase. The amino acid sequence is listed below: The sequence of the first five N-terminal amino acids was determined and was found to be Met-Lys-Gl u-Val-Ser. It is sometimes possible for the material contained within the vial of "Macrophage Colony Stimulating Factor, Active Protein" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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