Dr. Yan Liu, Ph.D., is a Senior Engineer at the National Center for Translational Medicine, Ruijin Hospital. Specializing in biopharmaceutical R&D and clinical translation, she has led several National Major New Drug Discovery Projects, securing two Class I IND approvals and 13 patents. Her research focuses on anti-infective mechanisms, with landmark publications on TFF2-Interferon synergy in The Lancet EClinicalMedicine. With 16 peer-reviewed papers, Dr. Liu currently develops exosome-based delivery platforms for severe respiratory diseases, leveraging her expertise in molecular pharmacology and regulatory science to bridge the gap between laboratory innovation and clinical application.