Study of Avian Hepatitis E Virus in layers, in Esfahan

Hepatitis E virus infection, including disease is emerging in recent years in most countries because of increased mortality and decreased egg production in laying hen flocks is about 20%. Due to the development of poultry farming laying hens and reduce economic losses for growers, pest control and waste reduction in egg production is very important. Since in our country no study has been done on this disease assessment and notification of the presence of the disease in cattle is evident laying. A total of 150 serum samples and 150 samples of fecal swabs of hens around the time of collection and Nested PCR method were investigated. A total of 150 serum samples and 150 fecal swab samples were taken. In 6 cases (4%) Since the virus genome was detected in 5 of 6 cases (3.33%) of the samples, but the virus was detected in fecal samples from the birds, the virus was detected in 1 case (0.66%) in both serum and swab samples were bird droppings containing the hepatitis E virus.