Expression and purification of listeriolysin O from Listeria monocytogenes harbouring E247M and D320K mutations in Bacillus subtilis - Ngo, Huy; Nguyen, Anh; Huynh, Phuong; Nguyen, Phuc; Tran, Thuoc; Nguyen, Hoang; Phan, Trang (VNUHCM Journal of Science and Technology Development, 2016)