{"product_id":"abcam-ab316401","title":"Abcam, ab316401, Recombinant Mouse PF4 Protein Standard (His tag)","description":"\u003cp\u003eSize: 10µg\u003cbr\u003e\nRecombinant Mouse PF4 Protein Standard (His tag) is a Mouse Full Length protein, expressed in HEK 293 cells, with \u0026gt;80%, suitable for SDS-PAGE, sELISA.\u003cbr\u003e\nKey facts\u003cbr\u003e\nPurity:\u0026gt;80% SDS-PAGE,\u003cbr\u003e\nExpression system:HEK 293 cells,\u003cbr\u003e\nTags:His tag C-Terminus,\u003cbr\u003e\nApplications:SDS-PAGE, sELISASee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,\u003cbr\u003e\nBiologically active:No,\u003cbr\u003e\nAccession:Q9Z126,\u003cbr\u003e\nAnimal free:Yes,\u003cbr\u003e\nCarrier free:No,\u003cbr\u003e\nSpecies:Mouse,\u003cbr\u003e\nStorage buffer:pH: 7.3 - 7.5Constituents: 2.922% Sodium chloride, 0.64107% disodium;hydrogen phosphate;dodecahydrate, 0.02858% Potassium phosphate monobasic\u003c\/p\u003e\n\n\u003cp\u003eProduct details:\u003cbr\u003e\nWhile the standard is the same as the one provided in the corresponding SimpleStep ELISA Kit, it cannot be treated as the consumable provided with our SimpleStep ELISA Kit due to differences in its concentration calibration.\u003cbr\u003e\nAbcam guarantee that this protein standard is suitable for use in a sandwich ELISA. Individual results may vary due to differences in technique, laboratory equipment, buffers, and other experimental factors. The detection range provided for this protein standard is based on initial sandwich ELISA validation data.\u003cbr\u003e\nThe protein concentration is the concentration after validation on our sandwich ELISA platform. This Standard protein is guaranteed to work with our Capture and Detector antibodies in sELISA. Please contact our Scientific Support team to know which antibody pair is suitable for this protein.\u003c\/p\u003e\n\n\u003cp\u003eProperties and Storage Information:\u003cbr\u003e\nShipped at conditions-Dry Ice, Appropriate short-term storage conditions--80°C, Appropriate long-term storage conditions--80°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze \/ thaw cycle\u003c\/p\u003e\n\n\u003cp\u003eSupplementary Information:\u003cbr\u003e\nThis supplementary information is collated from multiple sources and compiled automatically.\u003cbr\u003e\nThe protein Platelet Factor 4 (PF4) also known as CXCL4 is a member of the chemokine (C-X-C motif) ligand family. This small protein has a molecular weight of approximately 7.8 kDa. PF4 is mainly expressed in megakaryocytes and stored in the alpha granules of platelets. During platelet activation PF4 releases into the bloodstream where it interacts with other proteins and cell types. Researchers measure PF4 levels with methods such as PF4 ELISA to study its expression and functions under various physiological and pathological conditions.\u003cbr\u003e\nBiological function summary\u003cbr\u003e\nPF4 plays an important role in modulating the immune response and coagulation processes. PF4 is not part of a stable protein complex but can interact dynamically with heparin on the surface of endothelial cells and glycosaminoglycans. It inhibits the action of heparin promoting clot formation and angiogenesis. PF4 also attracts and activates different types of leukocytes and can regulate inflammatory processes influencing how the immune system responds to injury.\u003cbr\u003e\nPathways\u003cbr\u003e\nPF4 significantly interacts with both the coagulation and inflammation pathways. In the coagulation pathway PF4 acts to neutralize heparin-like molecules thereby enhancing thrombosis. It works closely with proteins such as thrombin and fibrinogen contributing to the blood clot cascade. Within the inflammatory pathway PF4's chemokine activity helps direct leukocytes to sites of tissue damage or infection linking it to cytokines and other chemokines that mediate immune responses.\u003cbr\u003e\nResearchers associate PF4 with conditions such as thrombosis and autoimmune pathologies. In thrombosis the overexpression of PF4 can lead to excessive clot formation pointing to its interaction with proteins like thrombin. PF4 also plays a role in heparin-induced thrombocytopenia (HIT) a disorder where the immune system mistakenly produces antibodies against heparin-PF4 complexes further indicating its direct involvement with immune and coagulation pathways.\u003c\/p\u003e","brand":"Abcam","offers":[{"title":"Default Title","offer_id":46843934408873,"sku":"ab316401","price":0.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/iright.com\/ar\/products\/abcam-ab316401","provider":"Iright","version":"1.0","type":"link"}