Development of a DeltaglnA balanced lethal plasmid system for expression of heterologous antigens by attenuated vaccine vector strains of Vibrio cholerae.
Ryan ET, Crean TI, Kochi SK, John M, Luciano AA, Killeen KP, Klose KE, Calderwood SB. Development of a DeltaglnA balanced lethal plasmid system for expression of heterologous antigens by attenuated vaccine vector strains of Vibrio cholerae. Infect Immun. 2000 Jan; 68(1):221-6.