Sperm donor with hidden cancer gene conceives nearly 200 kids

Sperm donor with hidden cancer gene conceives nearly 200 kids

A sperm donor whose samples helped conceive nearly 200 children across Europe unknowingly carried a cancer-causing genetic mutation — a hidden risk now tied to multiple childhood illnesses and early deaths. An investigation led by the BBC and many other public service broadcasters revealed that the donations were made to Denmark’s European Sperm Bank (ESB). Those donations … Read more