clade

n.

进化枝，分化枝；

1. A clade may contain many grades.
   一个进化枝可能包括许多进化级。
2. A clade is a ‘branch' and is a term used in the taxonomy of species.
   一个进化枝是一个分支，是物种分类中使用的形式。

SAR11 clade dominates ocean surface bacterioplankton communities.
Evidence for a clade of nematodes, arthropods and other moulting animals.
Nested clade analyses of phylogeographic data: testing hypotheses about gene flow and population history.
Nested clade analysis of phylogeographical data: testing hypotheses about gene flow and population history
Phylogeny of a rapidly evolving clade: the cichlid fishes of Lake Malawi, East Africa.
Cultivation of the ubiquitous SAR11 marine bacterioplankton clade
Metagenomic microbial community profiling using unique clade-specific marker genes
Extensive polymorphism observed in HIV-1 clade B protease gene using high-density oligonucleotide arrays
Comprehensive cross-clade neutralization analysis of a panel of anti-human immunodeficiency virus type 1 monoclonal antibodies
Extensive polymorphisms observed in HIV|[ndash]|1 clade B protease gene using high|[ndash]|density oligonucleotide arrays