Cyclin D1 and CDK4 expression vectors which can express Cyclin D1 and CDK4 fusion proteins are successfully constructed.

• 本研究成功构建了细胞周期蛋白D1及CDK4原核表达载体,后两者在细胞内能正确表达细胞周期蛋白D1及CDK4融合蛋白。