Keywords Colonic neoplasms;Tumor cells;cultured;Oligonucleotides;antisense;Enteropeptidase;Enzyme linked immunosorbent assay;Flow cytometry;

• 结肠肿瘤;肿瘤细胞;培养的;寡核苷酸类;反义;肠肽酶;酶联免疫吸附测定;流式细胞术;