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Platelet Factor 4 (PF4) Recombinant, Human
Platelet Factor 4 (PF4) Recombinant, Human
Pricing
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| Human Platelet Factor-4 (PF-4) is a 7.8kD protein containing 70aa which is structurally related to human IL-8 and GRO- . PF-4 is a chemoattractant for human fibroblasts and certain other cells. | | | Catalog # | P4258-25 | | Biological Activity | The maximal chemotactic activity of human PF-4 on human fibroblasts as assayed in a modified Boyden chamber was achieved at a concentration range of 1.0-10.0ng/ml. | | Responding Cells (partial list) | Endothelial cells, Fibroblasts | | Concentration Range for most in vitro applications | 1.0-50ng/ml | | Storage and Stability | Lyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with ddH2O, protein carrier. Aliquot and store at -20°C. Reconstituted product is stable for 3 months at -20°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. | | Molecular Weight | 7.8kD | | Source | E. coli | | Purity | 98% by SDS-PAGE and HPLC analyses. Endotoxin: 0.1ng/ug | | Form | Supplied as a lyophilized protein without additives. | | Reconstitute with sterile ddH2O, protein carrier to 0.1-1mg/ml. | | | Important Note | This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. |
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