Recently many molecular epidemiology studies revealed that a new O3:K6 V. parahaemolyticus strains with tdh positive and trh negative have caused a pandemic of gastroenteritis at least in Asia and America.

• 近年的副溶血弧菌分子流行病学研究表明，一种新的tdh阳性、trh阴性的O3：K6群副溶血弧菌菌株引起了包括亚洲、美洲等多个国家在内的大流行。