The A(H5N1) Avian Influenza Virus at the Domestic Animal-Wildlife-Human Interface: Issues of Concern

A brief overview of the past and present trajectories made by the A(H5N1) avian influenza virus among domestic birds, avian and mammalian wildlife species and humans is presented here, thereby taking into special account the 2.3.4.4b clade of the virus recently emerged in several geographic areas of the globe.