Article
Origins of extreme sexual dimorphism in genomic imprinting.
Cytogenetic and genome research - 1 Jan 2006
Bourc'his D, Bestor T H
Abstract excerpt
Roughly equal numbers of imprinted genes are subject to repression from alleles of maternal and of paternal origin. This masks the strong sexual dimorphism that underlies major aspects of imprinted gene regulation. First, imprints are established very early in the male germ line and persist for the reproductive life of the organism, while maternal genomic imprints are established shortly prior to ovulation and...
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