Stanley Kleis' Bioreactor (IMAGE) University of Houston Caption University of Houston associate professor Stanley Kleis' research team at the Cullen College of Engineering originally developed this palm-size bioreactor for use on NASA's unmanned spaceflights. Credit Thomas Shea/University of Houston Usage Restrictions must 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.