《乳酸菌作为黏膜疫苗载体的研究》 Lactic Acid Bacteria as Mucosal Vaccine Carrier 李元昆 副教授 新加坡国立大学杨潞龄医学院微生物学系 Associate Prof. Yuankun Lee Department of Microbiology Yong Loo Lin School of Medicine National University of Singapore