A New Genetic Fingerprint Lives in Your Belly (image) Washington University School of Medicine Share Print E-Mail Caption A new study suggests that the collection of microbial DNA in the gut is just as individualized as our own human DNA. The research, by scientists at Washington University School of Medicine in St. Louis and the European Molecular Biology Laboratory in Heidelberg, Germany, is published online Dec. 5 in Nature. Credit U.S. Department of Agriculture/Washington University Usage Restrictions Appropriate credit for image Share Print E-Mail 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.