Adhesion gene (aha1), aerolysin gene (aerA) and cytotonic enterotoxin gene (alt) were considered as major virulence genes of Aeromonas.

• 粘附素(aha1)、气溶素(aerA)和细胞兴奋性肠毒素(alt)是气单胞菌的主要毒力因子。