proband造句

1、No antibody was found in both of these two proband 'sera.
两位先证者血清中均无抗体。

2、The higher the extent of the relation to the proband is, the higher the prevalence is.
其亲属发病率高低与血缘关系近远相关，与先证者血缘关系越近的亲属患病率越高；

3、The risk to the sibs of a male proband depends upon the carrier status of the mother.
男性先证者的同胞的患病风险取决于其母亲的携带者状态。