小鼠速激肽受体2(TACR2)检测试剂盒在一步法测定中,当标本中受检抗原的含量很高时,过量抗原分别和固相抗体及酶标抗体结合,而不再形成"夹心复合物"。类同于沉淀反应中抗原过剩的后带现象,此时反应后显色的吸光值(位于抗原过剩带上)与标准曲线(位于抗体过剩带上)某一抗原浓度的吸光值相同,如按常法测读,所得结果将低于实际的含量,这种现象被称为钩状效应(hook effect),因为标准曲线到达高峰后呈钩状弯落。钩状效应严重时,小鼠速激肽受体2(TACR2)检测试剂盒反应甚至可不显色而出现假阴性结果。因此在使用一步法试剂测定标本中含量可异常增高的物质(例如血清中HBsAg、AFP和尿液hCG等)时,应注意可测范围的zui高值。用高亲和力的单克隆抗体制备此类试剂可削弱钩状效应。假使在被测分子的不同位点上含有多个相同的决定簇,例如HBsAg的a决定簇,也可用针对此决定的同一单抗分别包被固相和制备酶结合物。但在HBsAg的检测中应注意亚型问题,小鼠速激肽受体2(TACR2)检测试剂盒HBsAg有adr、adw、ayr、ayw4个亚型,虽然每种亚型均有相同的a决定簇的反应性,这也是用单抗作夹心法应注意的问题。

klA009Ga 鸡血管生成素2(ANGPT2)ELISA试剂盒现货供应 ELISA Kit for Angiopoietin 2 (ANGPT2) Chicken (Gallus)
klA034Ga 鸡成纤维细胞生长因子4(FGF4)ELISA试剂盒现货供应 ELISA Kit for Fibroblast Growth Factor 4 (FGF4) Chicken (Gallus)
klA036Ga 鸡成纤维细胞生长因子9(FGF9)ELISA试剂盒现货供应 ELISA Kit for Fibroblast Growth Factor 9 (FGF9) Chicken (Gallus)
klA605Ga 鸡脂联素(ADP)ELISA试剂盒现货供应 ELISA Kit for Adiponectin (ADP) Chicken (Gallus)
klA543Ga 鸡免疫球蛋白M(IgM)ELISA试剂盒现货供应 ELISA Kit for Immunoglobulin M (IgM) Chicken (Gallus)
klA380Ga 鸡血管活性肠肽(VIP)ELISA试剂盒现货供应 ELISA Kit for Vasoactive Intestinal Peptide (VIP) Chicken (Gallus)
klB827Ga 鸡轴突生长诱向因子1(Ntn1)ELISA试剂盒现货供应 ELISA Kit for Netrin 1 (Ntn1) Chicken (Gallus)
klA991Ga 鸡饥饿素(GHRL)ELISA试剂盒现货供应 ELISA Kit for Ghrelin (GHRL) Chicken (Gallus)
klA005Ga 鸡血管紧张素Ⅱ(ANGⅡ)ELISA试剂盒现货供应 ELISA Kit for Angiotensin II (AngII) Chicken (Gallus)
klA861Ga 鸡补体成分3(C3)ELISA试剂盒现货供应 ELISA Kit for Complement Component 3 (C3) Chicken (Gallus)
klB480Ga 鸡甘露糖结合蛋白(MBL)ELISA试剂盒现货供应 ELISA Kit for Mannose Binding Lectin (MBL) Chicken (Gallus)
klA641Ga 鸡分泌型免疫球蛋白A(sIgA)ELISA试剂盒现货供应 ELISA Kit for Secretory Immunoglobulin A (sIgA) Chicken (Gallus)
klA873Ga 鸡热休克蛋白70(HSP70)ELISA试剂盒现货供应 ELISA Kit for Heat Shock Protein 70 (HSP70) Chicken (Gallus)
klA053Ga 鸡胰岛素样生长因子结合蛋白2(IGFBP2)ELISA试剂盒现货供应 ELISA Kit for Insulin Like Growth Factor Binding Protein 2 (IGFBP2) Chicken (Gallus)
klA471Ga 鸡骨钙素(OC)ELISA试剂盒现货供应 ELISA Kit for Osteocalcin (OC) Chicken (Gallus)
klA073Ga 鸡白介素2(IL2)ELISA试剂盒现货供应 ELISA Kit for Interleukin 2 (IL2) Chicken (Gallus)
klA077Ga 鸡白介素4(IL4)ELISA试剂盒现货供应 ELISA Kit for Interleukin 4 (IL4) Chicken (Gallus)
klA108Ga 鸡骨保护素(OPG)ELISA试剂盒现货供应 ELISA Kit for Osteoprotegerin (OPG) Chicken (Gallus)
klA214Ga 鸡窖蛋白(CAV1)ELISA试剂盒现货供应 ELISA Kit for Caveolin 1 (CAV1) Chicken (Gallus)
klA135Ga 鸡血小板生成素(TPO)ELISA试剂盒现货供应 ELISA Kit for Thrombopoietin (TPO) Chicken (Gallus)
klA147Ga 鸡脂联素受体1(ADIPOR1)ELISA试剂盒现货供应 ELISA Kit for Adiponectin Receptor 1 (ADIPOR1) Chicken (Gallus)小鼠速激肽受体2(TACR2)检测试剂盒