Dr Yan Jian (IMAGE) City University of Hong Kong Caption Dr Yan Jian, Assistant Professor in the Department of Biomedical Sciences at CityU. Credit City University of Hong Kong Usage Restrictions Image must be used with appropriate caption and 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.