Sex, Genes and Vulnerability (VIDEO) Harvard Medical School This video is under embargo. Please login to access this video. Caption Some diseases exhibit a clear sex bias, occurring more often, hitting harder or eliciting different symptoms in men or women. New work led by researchers in the Blavatnik Institute at Harvard Medical School and at the Broad Institute of MIT and Harvard provides a clear genetic explanation behind the sex bias observed in some of these diseases. Nolan Kamitaki, first author of the study in Nature, provides a two-minute summary of the findings. Credit Harvard Medical School Usage Restrictions Noncommercial use, with credit. 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.