Mice by Mass Spectrometry (IMAGE) Helmholtz Association Caption The consequences of the transplanted intestinal bacteria were examined for the metabolism of mice by mass spectrometry at the Helmholtz Centre for Environmental Research (UFZ) in Leipzig. Credit Photo: André Künzelmann/UFZ 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.