Flawed Fertility (IMAGE) Cincinnati Children's Hospital Medical Center Caption This confocal microscope image from a study in the Oct. 18 online edition of Cell Reports shows spermatocytes in mice deficient for a Fanconi anemia pathway protein, Fancd2. The study from Cincinnati Children's Hospital Medical Center reports that mice lacking Fanconi anemia and DNA damage response proteins have disrupted sex chromosomes and are infertile, which the authors describe as a key finding in reproductive science. Credit Cincinnati Children's Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.