article_snippet.sent: A limit should be set on the number of children who can be fathered by sperm donors, to combat fears that siblings or cousins could unwittingly meet and start families, experts say.
article_snippet.sent: One man could theoretically ‘sire’ an ‘unlimited number’ of children, say the researchers, writing in the journal Reproductive BioMedicine.
article_snippet.sent: The panel suggests no donor should sire more than 100 offspring.
article_snippet.sent: The case comes as leading fertility scientists from Birmingham University and the Netherlands are calling for new international rules limiting the number of children one donor can produce to 100.
article_snippet.sent: leading fertility scientists from Birmingham University and the Netherlands are calling for new international rules limiting the number of children one donor can produce to 100 say if a donor exceeds this there is a risk of siblings inter-breeding and suffering psychological damage on finding out leading fertility scientists from Birmingham University and the Netherlands are calling for new international rules limiting the number of children one donor can produce to 100 are related to hundreds of other children.