{"product_id":"gf-390","title":"Macrophage Colony Stimulator Factor (M-CSF), Human Recombinant","description":"\u003cp\u003eHuman M-CSF is produced in genetically engineered E. coli cells, and purified by sequential chromatography, refolding and HPLC. This polypeptide is a disulfide-linked dimeric protein (1).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular weight:\u003c\/strong\u003e 55 kDa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurity:\u003c\/strong\u003e Over 92% pure by amino acid composition and SDS gel electrophoresis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store at -20°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStability:\u003c\/strong\u003e Several months at -20°C. It is less stable in a solution of a pH lower than 5.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiological activity:\u003c\/strong\u003e The biological activity of human M-CSF is measured by the mouse bone marrow colony-forming assay (2). The specific activity is 6 X 107 U\/mg.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormulation:\u003c\/strong\u003e M-CSF is at 1 mg\/mL in 0.1% Mannitol, 0.1M Citrate (pH 6.5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReferences:\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e1. Halenbeck, R. et al. (1989) Biotechnology 7: 710-714\u003cbr\u003e2. Kawasaki, E.S. et al. (1985) Science 230: 291:296\u003cbr\u003e3. Suzu, S. et al. (1989) Cancer Res. 49:5913-5917\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- AB_PUBLISHED_USE_START --\u003e\n\u003csection class=\"ab-published-use\"\u003e\n\u003ch3 id=\"ab-published-use-gf-390\"\u003ePublished product use\u003c\/h3\u003e\n\u003cp\u003eA peer-reviewed study reported in-vivo use of recombinant human M-CSF from Austral Biologicals:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-vivo cytokine treatment:\u003c\/strong\u003e Recombinant human M-CSF from Austral Biologicals was administered intraperitoneally at 5 µg per mouse in the reported osteoclast-recruitment experiments. \u003ca href=\"https:\/\/doi.org\/10.1084\/jem.190.2.293\" rel=\"noopener\" target=\"_blank\"\u003eNiida et al., Journal of Experimental Medicine (1999)\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- AB_PUBLISHED_USE_END --\u003e\n\u003cp class=\"ab-datasheet-link\"\u003e\u003ca href=\"https:\/\/helix-chartreuse-ypja.squarespace.com\/s\/Austral_Biologicals_GF-390_Datasheet.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eDownload technical datasheet (PDF)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Austral Biologicals","offers":[{"title":"10 µg","offer_id":52518874775854,"sku":"GF-390-3","price":200.0,"currency_code":"USD","in_stock":true},{"title":"50 µg","offer_id":52518874808622,"sku":"GF-390-4","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/2846\/3918\/files\/austral-biologicals-gf-390-10ug.png?v=1788008664","url":"https:\/\/www.australbiologicals.com\/products\/gf-390","provider":"Austral Biologicals","version":"1.0","type":"link"}