European Sperm Donor with Rare TP53 Mutation Linked to 10 Cancer Cases in Children

Prolific sperm donor passes genetic cancer causing mutation to 10 offsprings

Donor fathering 67 babies, carrying an undetected TP53 mutation; 23 of his offspring inherited cancer risk and 10 are diagnosed with leukemia or lymphoma; Israeli legislation to prevent such cases, lacking

Man who unknowingly has rare cancer donated his sperm to over 60 families with heartbreaking consequences

The man made a significant amount of donations back in 2008, however, he was unaware that he carried a rare cancer-causing gene

Donor sperm used to conceive at least 67 children across Europe contained a genetic mutation that causes cancer. Ten children fell ill. The new case raises questions about whether the use of sperm from a single donor should be limited in number and how to inform all the families involved.

This is why a French scientist proposes that stricter limits be imposed on the maximum number of donations at European level.

One Man, 67 Children, Deadly Gene: Rare Cancer Detected In 10 Children

The matter came to light after two families approached their fertility clinics upon discovering their children had cancer.

Man with rare cancer-causing gene donated his sperm to over 60 families

At least 67 have been conceived with the man's sperm, and now 10 of them have cancer. The case now raises questions about excessive sperm donation.