Evaluation of the effectiveness of the hemagglutination inhibition (hi) test in the diagnosis of avian influenza

Avian influenza remains one of the most dangerous viral infections affecting both wild and domestic birds. Effective diagnostics are essential to prevent outbreaks and virus dissemination. This article discusses the use of the hemagglutination inhibition test (HI test) as a standard serological method for identifying antibodies against the avian influenza virus. The methodology for performing the HI test, interpretation of results, and its significance in the veterinary control system in the Republic of Uzbekistan are presente.