Article
Sperm-related phenotypes implicated in both maintenance and breakdown of a natural species barrier in the house mouse.
Proceedings. Biological sciences - 7 Dec 2012
Albrechtová Jana, Albrecht Tomás, Baird Stuart J E, Macholán Milos, Rudolfsen Geir, Munclinger Pavel, Tucker Priscilla K, Piálek Jaroslav
Abstract excerpt
The house mouse hybrid zone (HMHZ) is a species barrier thought to be maintained by a balance between dispersal and natural selection against hybrids. While the HMHZ is characterized by frequency discontinuities for some sex chromosome markers, there is an unexpected large-scale regional introgression of a Y chromosome across the barrier, in defiance of Haldane's rule. Recent work suggests that a major force...
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