基本释义:

分层群选

网络释义

1)stratified mass selection,分层群选

2)population stratification,人群分层

3)multilayers population structure,分层种群

4)ethnic stratification,族群分层

5)sorted layer,分选层

6)hierarchical filtering,分层筛选

用法和例句

However, considerable concern has been expressed that this approach is prone to population stratification, which can lead to biased or spurious results.

文章对人群分层的检出及校正的方法和原理进行了阐述,包括基于核心家系的传递/不平衡检验(TDT)以及基于不相关基因组遗传标记的基因组对照(GC)和结构化关联(SA)等,并且对这几种方法进行了比较。

Recently,various statistical methods robust to population stratification were proposed for association designs studies, unrelated inpiduals to identify associations between candidate markers and traits of interest(both qualitative and quantitative).

目前,在关联研究中提出了许多针对解决控制人群分层的统计方法,这些方法几乎都是利用不相关个体来确定候选基因与遗传性状(包括数量与属性性状)之间的关联性的。