Chinese researchers According to the Harbin Veterinary Research Institute (HVRI) at the Chinese Academy of Agricultural Sciences led by Chen Hualan, the origins of evolution and diffusion can be identified. spread of the virusbird flu The H5N1 strain causing the epidemicbird fluworldwide by publishing in the journal Emerging Microbes & Infections.
Research shows that the virusbird flu The currently prevalent H5N1 It originated in the Netherlands in Oct. 2020 as a hybrid strain of the virus.bird flu H5N8 with two other subspecies H1N1 and H3N8
Chen Hualan said that the virusbird flu H5N1 has caused the loss of more than 70 million poultry birds in Europe, Africa and Asia, including North America, since Oct. 2020.
The researchers performed a detailed phylogenetic analysis of 233 representative strains of H5N1 virus from 28 countries.bird fluComplex genes are exchanged with different viral species that spread among wild birds and have formed 16 genotypes since their emergence.