{"product_id":"human-complement-c3a-onestep-elisa-kit-s0c3247","title":"Human Complement C3a OneStep ELISA Kit","description":"\u003ch4\u003eProduct Specification\u003c\/h4\u003e\u003cdiv class=\"responsive-table product-detail-table details-table\"\u003e\n\u003cbr\u003e\u003ctable style=\"width: 100%; height: auto;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eAntigen\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eComplement C3a; C3a\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eImmunogen\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eRecombinant Protein\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eAntibody Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eRecombinant mAb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eReactivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eHu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003ePurification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eProtein A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eStability \u0026amp; Storage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003e\u003cp\u003e12 months from date of receipt \/ reconstitution, 2 to 8°C as supplied.\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003ch4\u003eKit\u003c\/h4\u003e\u003cdiv class=\"responsive-table product-detail-table details-table\"\u003e\n\u003cbr\u003e\u003ctable style=\"width: 100%; height: auto;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003ePrecision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eIntra-assay: 4.6%；\u003cbr\u003eInter-assay: 6.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eSample type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eSerum; EDTA Plasma, Heparin Plasma, Citrate Plasma; Cell Culture Supernatant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eAssay type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eSandwich (quantitative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003e1.80 pg\/mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eRange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003e3.9 pg\/mL – 250 pg\/mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eRecovery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eSerum: 109%\u003cbr\u003eEDTA Plasma: 113%\u003cbr\u003eCitrate plasma: 110%\u003cbr\u003eHeparin Plasma: 97%\u003cbr\u003eCell Culture Supernatant: 94%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eAssay time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003e60 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 22%;\"\u003e\u003cstrong\u003eSpecies reactivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78%;\"\u003eHu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003ch4\u003eBackground\u003c\/h4\u003e\u003cdiv\u003e\u003cp\u003e\u003cspan\u003eHuman C3a is a 77-amino-acid peptide released by proteolytic cleavage of the complement component C3 during activation of the classical, lectin, or alternative complement pathways. As a potent anaphylatoxin, it binds to the G-protein-coupled receptor C3aR, which is expressed on mast cells, eosinophils, macrophages, neutrophils, and activated T lymphocytes. Upon receptor activation, C3a induces mast cell degranulation, histamine release, smooth muscle contraction, and increased vascular permeability, thereby contributing to acute inflammatory responses. It also acts as a chemoattractant for eosinophils and mast cells and modulates cytokine production in various immune cells. Beyond its proinflammatory role, C3a participates in antimicrobial defense and has been implicated in tissue regeneration and neural development. The biological activity of C3a is tightly controlled by carboxypeptidase N, which removes the C-terminal arginine to generate the less active C3a-desArg form. Dysregulated C3a signaling has been associated with several human diseases, including asthma, sepsis, and autoimmune disorders, making it an important target for therapeutic intervention.\u003c\/span\u003e\u003c\/p\u003e\u003c\/div\u003e","brand":"Starter","offers":[{"title":"1x24T","offer_id":67164650340427,"sku":"S0C3247-1x24T","price":170.0,"currency_code":"USD","in_stock":true},{"title":"1x48T","offer_id":67164650373195,"sku":"S0C3247-1x48T","price":285.0,"currency_code":"USD","in_stock":true},{"title":"1x96T","offer_id":67164650405963,"sku":"S0C3247-1x96T","price":700.0,"currency_code":"USD","in_stock":true},{"title":"5x96T","offer_id":67164650438731,"sku":"S0C3247-5x96T","price":3500.0,"currency_code":"USD","in_stock":true},{"title":"10x96T","offer_id":67164650471499,"sku":"S0C3247-10x96T","price":7000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/8375\/1499\/files\/69f4b767ff6142558eba15e87caebbf4_2ffb132c-fad8-41be-83d7-c9cff5fd8f98.jpg?v=1790737269","url":"https:\/\/www.antbioinc.com\/products\/human-complement-c3a-onestep-elisa-kit-s0c3247","provider":"AntBio","version":"1.0","type":"link"}