Gut Microbes (IMAGE) University of Colorado at Boulder Caption The American Gut project has received more than $300,00 in an online crowdfunding effort to sequence human gut bacteria. Credit American Gut project 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.