Pembrolizumab生物仿制藥是一種人源化單克隆抗體,可阻斷PD-1與其配體PD-L1和PD-L2之間的相互作用。它是一種IgG 4 κ免疫球蛋白,分子量約為149 kDa。 Pembrolizumab生物仿制藥-研究級該產品同種型對照:Bulk Human IgG4 Isotype Control (IB4) [ICH2257] 緩沖液:ICH3001-100ml,nICH3002-100ml,nICH3003-100ml, 濃度:1.0 - 5.0 mg/ml 純度:>95% by SDS-PAGE and HPLC 內毒素:≤ 1.0 EU/mg as determined by the LAL method 制劑:Phosphate buffered saline (PBS) pH 7.2,with no carrier protein, potassium or preservatives added. BSA and Azide free.