Through efforts by his lab and others, he discovered that one of the most abundant proteins in mammalian sperm, hexokinase, is also the first enzyme in the glycolysis assembly line on its tail.
Why do so many accomplished women simply give up these days and decide to have children on their own, sometimes using anonymous sperm donors, thus creating the world's first purposely fatherless children?
The idea of selling any body part, let alone the combination of sperm and egg that leads to the formation of an embryo, can be disconcerting at first (or even second) thought.