大连日本对虾5种流行病原体的调查

Investigation of Five Epidemic Pathogens From Penaeus Japonicus in Dalian

于2020年9月,采用套式PCR方法,对辽宁省大连市沙山、仙浴湾、大郑等8个地区日本对虾血细胞虹彩病毒(SHIV)、白斑综合征病毒(WSSV)、传染性皮下及造血组织坏死病毒(IHHNV)、急性肝胰腺坏死病致病性副溶血弧菌(VP_(AHPND))和虾肝肠胞虫(EHP)5种病原携带情况进行检测。结果表明:WSSV和EHP阳性检出率相对较高,分别为10.83%和8.92%;IHHNV、SHIV和VP_(AHPND)阳性率分别为7.01%,5.73%和2.55%。此外,沙山和仙浴湾的SHIV阳性检出率最高,大郑的WSSV和VP_(AHPND)阳性率最高,仙浴湾和沙山的IHHNV和EHP阳性率最高。

In September 2020,PCR methods were used to detect SHIV,WSSV,IHHNV,VP_(AHPND)and EHP of Penaeus japonicus from eight regions in Dalian,Liaoning Province.The results showed that the positive rates of WSSV and EHP were relatively high,which were 10.83% and 8.92%,respectively.The positive rates of IHHNV,SHIV and VP_(AHPND)were 7.01%,5.73% and 2.55%,respectively.Furthermore,the positive rates of SHIV were higher in Shashan and Xianyuwan,WSSV and VP_(AHPND)were highest in Dazheng,and IHHNV and EHP were higher in Xianyuwan and Shashan.