Identifying Personal Genomes by Surname Inference

Anonymity Compromised The balance between maintaining individual privacy and sharing genomic information for research purposes has been a topic of considerable controversy. Gymrek et al. (p. 321 ; see the Policy Forum by Rodriguez et al. ) demonstrate that the anonymity of participants (and their families) can be compromised by analyzing Y-chromosome sequences from public genetic genealogy Web sites that contain (sometimes distant) relatives with the same surname. Short tandem repeats (STRs) on the Y chromosome of a target individual (whose sequence was freely available and identified in GenBank) were compared with information in public genealogy Web sites to determine the shortest time to the most recent…