{"product_id":"recombinant-human-insulin-like-growth-factor-binding-protein-3-protein-igfbp3-active-bhp10500183","title":"Recombinant Human Insulin-like growth factor-binding protein 3 protein (IGFBP3) (Active)","description":"\u003cstyle\u003e.bhp-desc{font-size:16px;color:#1a1a1a;line-height:1.7}.bhp-desc h2{font-size:18px;font-weight:700;color:#003366;margin:24px 0 10px;padding-bottom:6px;border-bottom:2px solid #003366}.bhp-desc p{margin:0 0 12px}.bhp-desc .bhp-spec-table{width:100%;border-collapse:collapse;margin:12px 0 18px}.bhp-desc .bhp-spec-table th{width:36%;text-align:left;padding:8px 12px;background:#e8f0fb;color:#003366;font-weight:600;vertical-align:top;border:1px solid #ccd9f0}.bhp-desc .bhp-spec-table td{padding:8px 12px;vertical-align:top;border:1px solid #ccd9f0}.bhp-desc .bhp-qc-badge{display:inline-block;background:#e6f4ea;color:#1a7a3c;border:1px solid #a8d5b5;border-radius:4px;padding:6px 14px;font-size:14px;font-weight:600}.bhp-desc .bhp-warning-box{background:#fff8e6;border-left:4px solid #e6a817;padding:10px 14px;margin:10px 0 14px;border-radius:0 4px 4px 0}.bhp-desc .bhp-cat-pill{display:inline-block;background:#003366;color:#fff;border-radius:20px;padding:3px 12px;font-size:13px;margin-bottom:10px}\u003c\/style\u003e\n\u003cdiv class=\"bhp-desc\"\u003e\n\u003ch2\u003eScientific Background\u003c\/h2\u003e\n\u003cp\u003eIGF-binding proteins prolong the half-life of the IGFs and have been shown to either inhibit or stimulate the growth promoting effects of the IGFs on cell culture. They alter the interaction of IGFs with their cell surface receptors. Also exhibits IGF-independent antiproliferative and apoptotic effects mediated by its receptor TMEM219\/IGFBP-3R.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cspan class=\"bhp-cat-pill\"\u003eE. coli Expression\u003c\/span\u003e\n\u003cp\u003eRecombinant Human Insulin-like growth factor-binding protein 3 protein (IGFBP3) (Active) is a recombinant protein expressed in E. coli and purified to \u0026gt;98% as determined by SDS-PAGE. as determined by SDS-PAGE. Supplied as Lyophilized powder, tag-free. For research use only.\u003c\/p\u003e\n\u003cp\u003eWe recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg\/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20℃\/-80℃. Our default final concentration of glycerol is 50%. Customers could use it as reference.\u003c\/p\u003e\n\n\u003ch2\u003eProtein Specifications\u003c\/h2\u003e\n\u003ctable class=\"bhp-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMolecular Weight\u003c\/th\u003e\n\u003ctd\u003e28.8 kDa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExpression Region\u003c\/th\u003e\n\u003ctd\u003e28-291aa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExpression System\u003c\/th\u003e\n\u003ctd\u003eE. coli\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTag\u003c\/th\u003e\n\u003ctd\u003eTag-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePurity\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;98% as determined by SDS-PAGE.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eForm\u003c\/th\u003e\n\u003ctd\u003eLyophilized powder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Buffer\u003c\/th\u003e\n\u003ctd\u003eLyophilized from a 0.2 µm filtered  PBS, pH 7.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEndotoxin Level\u003c\/th\u003e\n\u003ctd\u003eLess than 1.0 EU\/μg as determined by LAL method.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUniProt Accession\u003c\/th\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.uniprot.org\/uniprot\/P17936\" target=\"_blank\"\u003eP17936\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage\u003c\/th\u003e\n\u003ctd\u003eThe shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. \nGenerally, the shelf life of liquid form is 6 months at -20℃\/-80℃. The shelf life of lyophilized form is 12 months at -20℃\/-80℃.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch2\u003eFunctional Activity\u003c\/h2\u003e\n\u003cp class=\"bhp-qc-badge\"\u003eBiologically Validated\u003c\/p\u003e\n\u003cp\u003eFully biologically active when compared to standard. The ED50 as determined by inhibiting IGF-II induced proliferation of serum free human MCF-7 cells is less than 200 ng\/ml, corresponding to a specific activity of ＞ 5.0 × 103 IU\/mg in the presence of 15 ng\/ml of rHuIGF-II.\u003c\/p\u003e\n\n\u003ch2\u003eSafety \u0026amp; Handling\u003c\/h2\u003e\n\u003cdiv class=\"bhp-warning-box\"\u003e\n\u003cstrong\u003eFor Research Use Only (RUO).\u003c\/strong\u003e Not intended for diagnostic or therapeutic use. Handle as potentially biohazardous material. Follow your institution's biosafety guidelines when working with recombinant proteins.\u003c\/div\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cp\u003eBrowse additional recombinant proteins, antibodies, and ELISA kits available through BioHippo to support your research workflow.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CUSABIO TECHNOLOGY LLC","offers":[{"title":"500 ug","offer_id":53343737184621,"sku":"CSB-AP002491HU-500UG","price":2618.0,"currency_code":"USD","in_stock":true},{"title":"100 ug","offer_id":53343936184685,"sku":"CSB-AP002491HU-100UG","price":1166.0,"currency_code":"USD","in_stock":true},{"title":"5 ug","offer_id":53343936217453,"sku":"CSB-AP002491HU-5UG","price":142.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/CSB-AP002491HU.png?v=1779071565","url":"https:\/\/www.ebiohippo.com\/products\/recombinant-human-insulin-like-growth-factor-binding-protein-3-protein-igfbp3-active-bhp10500183","provider":"BioHippo","version":"1.0","type":"link"}