Jumping genes threaten egg cell quality

A woman's supply of eggs is finite, so it is crucial that the quality of their genetic material is ensured. New work from Carnegie's Marla Tharp, Safia Malki, and Alex Bortvin elucidates a mechanism by which, even before ...

Good males are bad fathers

Contrary to predictions, males of high genetic quality are not very successful when it comes to fertilizing eggs. A new study on seed beetles by Swedish and Danish scientists Göran Arnqvist and Trine Bilde shows that when ...

Study eyes egg quality and composition

(PhysOrg.com) -- There's no substantial quality difference between organically and conventionally produced eggs. That's one of a number of findings in an Agricultural Research Service (ARS) study examining various aspects ...