三疣梭子蟹病原弗氏柠檬酸杆菌的分离鉴定及定居因子抗原基因检测OA北大核心CSCDCSTPCD
Detection of cfa gene and isolation and identification of the pathogen Citrobacter freundii isolated from Portunus trituberculatus
2009年10月江苏赣榆地区某养殖场养殖的三疣梭子蟹出现大量死亡,症状主要表现为:病蟹行动缓慢、不摄食,蟹体消瘦,打开头胸甲可见肝胰腺、鳃、肌肉等内脏组织水肿,部分肝胰腺和肌肉组织呈腐烂状.从患病梭子蟹肌肉、肝胰脏、体内积液中分离到大量优势生长的细菌.人工感染试验,证明分离菌(JG091120-1)对健康三疣梭子蟹具有很强的致病性.对分离菌进行了形态特征、理化特性等常规表型生物学检验,同时利用分子生物学方法测定了代表菌株的16S rRNA和gyr…查看全部>>
Portunus trituberculatus,mainly distributed in East Chins Sea and Yellow Sea,is a large marine economic crabs with rich nutritional and medicinal properties. In recent years, P. Trituberculatus aquaculture has developed rapidly along the Jiangsu coastal waters,while some epidemic diseases broke out which was attributed to many factors, for example, pathogenic microorganism. In the late autumn of 2009, the cultured P. Trituberculatus suffered from serious dis…查看全部>>
阎斌伦;张晓君;梁利国;杨维;杨家新
淮海工学院江苏省海洋生物技术重点实验室,江苏连云港222005淮海工学院江苏省海洋生物技术重点实验室,江苏连云港222005淮海工学院江苏省海洋生物技术重点实验室,江苏连云港222005南京师范大学生命科学学院,江苏南京210046南京师范大学生命科学学院,江苏南京210046
农业科技
三疣梭子蟹弗氏柠檬酸杆菌16S rRNAgyrBcfa
Portunus trituberculatus Citrobacter freundii 16S rRNA gyrB cfa
《水产学报》 2012 (3)
391-398,8
国家“十一五”科技支撑计划重大项目(2006BAD09A01)连云港市科技攻关项目(CG0907)
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