1. Introduction Avian influenza is caused by Orthomyxoviridae type A family specific virus. There are 3 types of Influenza ... virus: A, B, C, as far as we know, only type A influenza virus can infect Poultry. Avian influenza virus (AIV ... drops slowly, one by one, to the sample hole with “S” mark. 5) Read the result in 10-15 minutes, the result ...