公告提醒:爱必信所有产品和服务仅用于科学研究,不用于临床应用及其他用途提供产品和服务(也不为任何个人提供产品和服务)! YZ剂描述: 产品名称:Entecavir Monohydrate 产品别名:恩替卡韦水合物 英文别名:ETV;Baraclude;SQ 34676;BMS 200475;SQ34676;BMS200475;SQ-34676;BMS-200475 靶点:Reverse Transcriptase CAS:209216-23-9 纯度:>98% 外观:见爱必信官网 保存方法:store at -20℃ for one year(Powder); in DMSO or others solvent store at 2-4℃ for two weeks, at -20℃ for six months. 描述: Entecavir is a nucleoside analog (more specifically, a guanosine analogue) that inhibits reverse transcription, DNA replication and transcription in the viral replication process. Entecavir is an oral antiviral drug used in the treatment of hepatitis B infection. 溶解性:DMSO Solubility: 59 mg/mL (199.8 mM) 体外研究: Entecavir-triphosphate is a highly potent inhibitor of wild-type HBV Pol and is 100- to 300-fold more potent than lamivudine-triphosphate against 3TC-resistant HBV Pol. Entecavir inhibits the replication of 3TC-resistant HBV, but 20- to 30-fold higher concentrations are required. Entecavir results in an impressive reduction of serum viral DNA with covalently closed circular DNA and hepatitis B viral core antigen negativity in liver biopsy specimens. Entecavir has potent activity (EC50, 0.1 nM) against HIV in a unique single-cycle, single-cell-based pseudovirus assay (24) with CD4+ lymphocytes using a green fluorescent protein reporter fluorescence-activated cell sorter assay as the endpoint. 体内研究:Entecavir causes a 4-log drop in serum DHBV DNA levels within 80 days and a slower 2- to 3-log drop in serum DHBV surface antigen (DHBsAg) levels within 120 days in ducks. Entecavir treatment reduces DHBV DNA replicative intermediates 70-fold in the liver, while the level of the stable, template form, covalently closed circular DNA decreases only 4-fold in ducks. Entecavir treatment reduces both the intensity of antigen staining and the percentage of antigen-positive hepatocytes in the liver, but the intensity of antigen staining in bile duct cells appeares not to be effected in ducks. 产品信息订购: 产品货号 | 产品名称 | 规格 | 价格 | 大包装及货期 | abs811046 | Entecavir Monohydrate | 5mg | 715 | 立即咨询 | 产品更多信息请进入爱必信网站咨询 |