Dad's Genes Build Placentas, Explaining Grandsire Effect
Thursday, August 15, 2013 - 12:30
in Biology & Nature
Placentas support the fetus and mother, but those organs grow according to blueprints from dad, according to new research at Cornell University. The study, published in the Proceedings of the National Academy of Sciences in June, shows that the genes in a fetus that come from the father dominate in building the fetal side of the placenta.