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某鸡场大肠杆菌和沙门氏菌的分离鉴定及自家灭活苗免疫效果检测

Sichuan Animal & Veterinary Sciences(2017)

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Abstract
在四川某肉鸡场采集临床上疑似大肠杆菌与沙门氏菌混合感染的病死鸡的心血、肝脏,进行细菌分离,并对分离菌进行形态观察、生化试验、致病力测定、16S rRNA测序及自家灭活苗免疫效果检测.结果显示:分离出的两株细菌一株为致病性大肠杆菌,一株为沙门氏菌;用自家灭活苗免疫1个月后,大肠杆菌平均凝集效价为1:63.67,沙门氏菌为1:48,具有良好的免疫效果.
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