Zhou Xing (IMAGE) McMaster University Caption Zhou Xing is co-investigator of the study and a professor at the McMaster Immunology Research Centre and Department of Medicine. Credit McMaster University Usage Restrictions None. 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.