More than 100 sperm and egg donors prove ready to reveal identity to offspring

Dozens of sperm and egg donors who gave their gametes anonymously have reregistered to allow their identities to be revealed to their donor offspring once the new register of the Human Fertilisation and Embryology Authority (HFEA) opens in 2010.

Some 90 people who donated gametes between August 1991, when the HFEA came into being, and April 2005, when the right to anonymity was abolished, have reregistered as identifiable, it emerged this week.

Around 50 donors who gave sperm before August 1991 have also registered with UK DonorLink, a voluntary register set up in 2004 …