食品伙伴網(wǎng)訊 據(jù)世界動物衛(wèi)生組織(OIE)消息,日本農(nóng)林水產(chǎn)省8月13日向OIE緊急報告稱,6月12日兵庫縣(Hyogo)的1家農(nóng)場發(fā)生鴨病毒性肝炎。
受本次疫情影響的鴨子有330只,其中251只發(fā)病、死亡,屠宰79只,發(fā)病率76.06%,病死率100%。本次診斷性質(zhì)為實驗室檢驗。感染來源尚不清楚。日本上一次發(fā)生鴨病毒性肝炎是在1962-1963年期間。
部分原文報道如下:
On 12 June 2015, high mortality of ducklings was notified by the owners and the local veterinary officers visited the farm for inspection. Samples from the dead ducklings were sent to the local veterinary laboratory of Himeji Livestock Hygiene Centre in Hyogo prefecture for diagnosis including Avian Influenza and Newcastle disease. Salmonella Enteritidis was isolated on 22 June, 2015. As haemorrhagic lesion and proliferation of bile duct were observed in liver by pathological examination, the test for duck virus hepatitis was conducted. A virus was isolated with positive result for RT-PCR specific to duck hepatitis A virus 1. The allantoic fluid sample and the PCR products were sent to National Institute of Animal Health and confirmed as duck hepatitis A virus 1 on 11 August, 2015. The last recorded cases of duck virus hepatitis were between 1962 and 1963.