marker of chromosome

基本解释

The chromosome was processed for counting the number of chromosome and observing marker chromosome;
常规方法制备染色体，观察细胞株染色体数目及标志染色体；
Objective To detect the chromosomal origin of supernumerary marker chromosome(SMC) and derivative chromosome which was obliterate in origin.
目的检测来源不明的额外标记染色体和衍生染色体。
ObjectiveTo identify the origin of the marker chromosome in a patient with chromosome aberration, and to provide the precise genetic diagnosis.
目的：确定额外标记染色体来源，对染色体异常患者进行明确的遗传学诊断。