c-Myc oncoprotein, as a kind of basic helix-loop-helix-leucine zipper transcription factor, belongs to the proto-oncogen......

采用免疫组织化学ABC法，测定了40例胆囊癌和8例胆囊腺性息肉组织中P21、P53、BCL－2癌基因蛋白的表达情况及增殖细胞核抗原的表达强度......