Doctor Jia Xu of Chengdu Medical College was invited to give an academic report in the multi-function hall in the library of ZMU on 9th, June. The meeting was chaired by Li Xiaofei, Director of Scientific Research. Some staff and postgraduates attended the meeting. Focusing on the topic of riboswitch and bacterial resistance, Doctor Jia systematically introduced the latest development in the new regulatory mechanism and shared his experience during the research. His extensive knowledge, brilliant speech and seriousness for study impressed the teachers and students greatly. The report would be a great promotion for the improvement of scientific levels of ZMU.