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Letter

Nature Genetics 38, 830–834 (1 July 2006) | doi:10.1038/ng1819

A genetic signature of interspecies variations in gene expression

Itay Tirosh , Adina Weinberger , Miri Carmi & Naama Barkai

Phenotypic diversity is generated through changes in gene structure or gene regulation. The availability of full genomic sequences allows for the analysis of gene sequence evolution.