市售仔虾中副溶血性弧菌的检测

应用常规细菌分离法对西宁市某几个农贸市场采集的70份仔虾样品进行了副溶血性弧菌的检测,经细菌形态观察、嗜盐性试验、细胞色素氧化酶试验和生化特性测定,鉴定为副溶血性弧菌。结果检出阳性菌株4株,阳性率为5.7%(4/70),同时通过致病性试验证明4株分离菌对小白鼠有致死效应。

Detection on Vibrio parahaemolyticus of Tsai shrimp in Sale

70 tsai shrimps samples from several markets of Xining city were used to detect Vibrio parahaemdyticus by means of conventional technique of isolation bacteria.The result showed that 4 strains were determined as Vibrio parahaemdyticu through bacterial morphological observation,halophilic test,cytochrome oxidase test and biochemical test.The positive rate was 5.7%(4/70).At the same time,4 strains isolated bacterial had lethal effect for mouse by pathogenic test.