Prevalence and risk factors of avian influenza H9N2 among backyard birds in Iran in 2015

Author: Mohammad MEHRABADI ¹ ; Arash GHALYANCHILANGEROUDI ² ; Mohammad RABIEE ³ ; Farshad TEHRANI ⁴
Author Information

1. Razi Vaccine and Serum Research Institute, Agricultural Research, Education and Extension Organization (AREEO)
2. Department of Microbiology and Immunology, Faculty of Veterinary Medicine, University of Tehran
3. Division of Epidemiology Zoonosis, Department of Food Hygiene and Quality Control, Faculty of Veterinary Medicine, University of Tehran
4. Department of Health and Management of Poultry Diseases, Iranian Veterinary Organization
Publication Type:Journal Article
Keywords: Backyard birds; H9N2; Influenza; Iran
From: Asian Pacific Journal of Tropical Medicine 2019;12(12):559-564
CountryChina
Language:Chinese
Abstract: To investigate the prevalence and the risk factors of H9N2 avian influenza among backyard birds in Iran between October and November 2015. Methods: In this study, a total of 15 500 blood samples and 2 884 cloacal swab samples of backyard birds were collected in villages of Iran between October and November 2015. Then, serum samples were examined with the hemagluttination inhibition test and cloacal swab samples were pooled together and examined by RT-PCR. The samples that had serological titer ≥ 4 (log