C57BL/6 mouse (IMAGE) Hokkaido University Caption A C57BL/6 mouse used in the study (Photo: Haruka Wada) Credit Haruka Wada Usage Restrictions This image may be used to report on this press release as long as the copyright holder is credited. License Original 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.