News and Commentary
Heredity (2008) 100, 543–544; doi:10.1038/hdy.2008.15; published online 19 March 2008
Gene expression: Gene expression: an X chromosome look beyond additive and nonadditive effects
B Lemos
Correspondence: B Lemos, Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA. e-mail: blemos@oeb.harvard.edu

