This purified protein was confirmed as a human CETP by SDS PAGE, specific immunoreaction with CETP monoclonal antibodies and CETP activity determination.

• 纯化CETP经SDS?PAGE电泳鉴定呈单一区带，分子量65000，蛋白质含量0?325mg/ml，与国外和作者研制CETP单抗的免疫斑点试验呈特异性反应，与纯化脂蛋白（a）、载脂蛋白（Apo）A1、ApoB、IgG、IgA、IgE、C3、C4抗体无免疫反应。