Expression of Helicobacter pylori napA Gene in Lactococcus lactis and Its immunogenicity Analysis
LI Jian-Fang, BANG Zheng-Hua, XIAO Gong-Jian, LUO Na, YANG Ceng-Fu, LI Jian-Feng, XU Wei-Meng
China Biotechnology . 2008, (6): 77 -83 .