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In June 2006 WHO predicted an upsurge in human deaths due to H5N1 during late 2006 or early 2007 following a summer/fall lull in most countries, as H5N1 appears to be somewhat seasonal in nature. In July and August 2006 significantly increased numbers of bird deaths due to H5N1 were recorded in Cambodia , China , Laos , Nigeria , and Thailand ...
Evolution from 1999 to 2002 created the Z genotype which became the dominant strain of highly pathogenic H5N1 in 2004. In January 2004 a major new outbreak of H5N1 surfaced in Vietnam and Thailand's poultry industry, and within weeks spread to ten countries and regions in Asia, including Indonesia, South Korea, Japan and China.
The deaths, at a farm near the region's capital of Hohhot, were due to the H5N1 strain, the Xinhua news agency said. Locations of 2005 outbreaks in Croatia. October 26, 2005 Croatia announced H5N1 strain was found in dead swans. [14] [15] October 31, 2005 Russia confirmed previously suspected H5N1 bird flu in ten rural communities across Russia ...
In December, a HPAI H5N1 subtype of clade 2.3.4.4b was found in a captive Asian black bear and in wild and captive birds in a wildlife park in France. [17] A human case of H5N1 was reported in the U.S. in April, "though this detection may have been the result of contamination of the nasal passages with the virus rather than actual infection."
GENEVA (Reuters) -There is a risk that the H5N1 bird flu virus, present in many wild birds, may infect cows in countries beyond the United States as they migrate, a World Health Organization ...
Dairy industry experts say the virus entered California after local cows were shipped to another state and then returned to California.
Scientists also know a lot more about H5N1 bird flu than they did the SARS-CoV-2 virus, and the US has been preparing for the threat of a new flu outbreak for a long time. Still, the virus is ...
According to WHO, the world has been at phase 3 on the scale, meaning a new influenza virus subtype is causing disease in humans, but has not yet spread efficiently and sustainably among humans. [29] So far, H5N1 infections in humans are attributed to bird-to-human transmission of the virus in most cases.