Some of the genetic differences that make every child unique may arise in a father’s sperm years earlier than scientists thought. Researchers have discovered that some genetic reshuffling in human sperm occurs before meiosis, the specialized cell division that creates reproductive cells. The finding pushes the origins of certain inherited differences further back in sperm [...]
Researchers at the Wellcome Sanger Institute and the University of Cambridge have discovered that genetic reordering in sperm occurs before the mediaeous process, challenging the previous understanding of the origin of genetic differences...