Article
Molecular evolution of Adh and LEAFY and the phylogenetic utility of their introns in Pyrus (Rosaceae).
BMC evolutionary biology - 14 Sept 2011
Zheng Xiaoyan, Hu Chunyun, Spooner David, Liu Jing, Cao Jiashu, Teng Yuanwen
Abstract excerpt
BACKGROUND: The genus Pyrus belongs to the tribe Pyreae (the former subfamily Maloideae) of the family Rosaceae, and includes one of the most important commercial fruit crops, pear. The phylogeny of Pyrus has not been definitively reconstructed. In our previous efforts, the internal transcribed spacer region (ITS) revealed a poorly resolved phylogeny due to non-concerted evolution of nrDNA arrays. Therefore,...
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