(IMAGE) University of Vienna Caption The scientists from the Department of Microbiology and Ecosystem Science, who participated in the study, with a laboratory culture of comammox Nitrospira. From left to right: Ping Han, Petra Pjevac, Julia Vierheilig, Michael Wagner, Craig Herbold, Holger Daims, Marton Palatinszky. Thomas Rattei (not in picture) also participated. Credit Copyright: Allen Tsao Usage Restrictions The image may only be used with appropriate caption or 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.