Article
Esx1 is an X-chromosome-imprinted regulator of placental development and fetal growth.
Nature genetics - 1 Nov 1998
Li Y, Behringer R R
Abstract excerpt
In marsupials and mice, the paternally derived X chromosome is preferentially inactivated in the placental tissues of female embryos. We show here that the X-linked homeobox gene Esx1 (refs 5,6), whose expression is restricted to extraembryonic tissues, is a chromosomally imprinted regulator of placental morphogenesis and trophoblast differentiation. Heterozygous female mice that inherited a mutant Esx1 allele...
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