Using DNA probe specific for centromere region of chromosome 3,7,8,9 and 12, we have detected the lymphocyte of peripheral blood, the fresh tissue and t he paraffin section of tumor tissue.

• 用3、7、8、9、12号染色体着丝粒特异性DNA探针，分别对外周静脉血的淋巴细胞、新鲜实体瘤组织、瘤组织石蜡切片进行染色体检测。