The outbreak has been ongoing since February 2022
3 June 2024
4 minute learn
The H5N1 chicken flu virus has unfold to dairy cows in the USA, elevating considerations about its unfold to people, reported Reuters.
Since 2022, chicken flu within the US has contaminated over 90 million chickens, greater than 9,000 wild birds, 67 dairy herds, oneperson who was uncovered to poultry andthree individuals who werein shut contact with an contaminated cattle.
The next is a timeline of the present outbreak within the nation:
Might 30
A third US dairy employee examined constructive for chicken flu in 2024 after publicity to contaminated cows, and was the primary to endure respiratory issues. The an infection was the second human case within the state of Michigan.
Might 22
One other human case of chicken flu is confirmed within the US with the an infection of a dairy employee in Michigan. It’s the second case in people this 12 months after the virus was detected in cattle.
April 26
Colorado turned the ninth US state to report an contaminated dairy herd.
April 25
Colombia restricted the import of beef and beef merchandise coming from US states as a consequence of chicken flu in dairy cows.
April 24
The US authorities mentioned it’ll require dairy cattle transferring between states to be examined for chicken flu.
April 23
The US Meals and Drug administration mentioned it had discovered chicken flu virus particles in some samples of pasteurized milk, however mentioned the industrial milk provide stays secure as a consequence of pasteurization.
April 11
South Dakota turned the eighth US state to seek out avian influenza in a dairy herd, after the U.S. Division of Agriculture (USDA) reported infections in North Carolina, Texas, Kansas, Ohio, Michigan, Idaho and New Mexico.
April 4
Chook flu dairy cow outbreak widened to a dairy herd in Ohio.
April 2
Mexico’s agriculture ministry mentioned it was taking preventative measures to extend surveillance and reinforce inspections of US livestock imports after chicken flu was present in dairy cattle there.
April 1
The second identified human case of chicken flu in the USA is reported in an individual from Texas who had contact with dairy cows presumed to be contaminated with the virus.
The virus was detected in dairy cattle in New Mexico, Michigan and Idaho, together with Texas and Kansas.
March 25
The USDA mentioned samples of milk collected from sick cattle in Kansas and Texas examined constructive for avian flu, however the nation’s milk provide was secure.
Dec. 12, 2023
Egg producer Cal-Maine Meals CALM.O mentioned it had briefly ceased manufacturing at a facility in Kansas after a number of the flock examined constructive for avian flu.
Nov. 3, 2023
Arkansas, a significant US hen producer, reported its first outbreak of deadly avian flu in a industrial poultry flock in a 12 months.
Oct. 6, 2023
The US detected its first case of avian flu on a industrial poultry farm since April, in a flock of 47,300 turkeys in Jerauld County, South Dakota.
April 14, 2023
The US authorities mentioned it was testing 4 potential chicken flu vaccines for poultry, after greater than 58 million chickens, turkeys and different birds had died within the nation’s worst outbreak ever.
March 20, 2023
Among the world’s main makers of flu vaccines say they may make lots of of tens of millions of chicken flu pictures for people inside months if a brand new pressure of avian influenza ever jumps throughout the species divide.
Oct. 7, 2022
Avian flu contaminated a industrial flock of breeding chickens in Arkansas, widening an outbreak of the illness within the southern area.
Nationwide, greater than 47 million birds have been killed by avian flu or culled to regulate its unfold this 12 months within the nation’s worst outbreak since a document 50 million birds have been worn out in 2015.
April 29, 2022
The first identified human case of H5N1 chicken flu in the USA appeared in an individual in Colorado, who was concerned in culling birds at a industrial poultry facility.
March 7, 2022
Greater than 22 million commercially raised US chickens and turkeys have been killed since February 2022 as a consequence of outbreaks of a extremely deadly sort of chicken flu.
March 4, 2022
A chicken flu outbreak is reported in a industrial flock of chickens being raised for meat in Stoddard County, Missouri, taking the unfold of the virus to 10 industrial hen and turkey farms in 4 states.
Feb. 9 , 2022
The USDA reported an outbreak of extremely pathogenic avian flu in an Indiana turkey flock, the nation’s first case in a industrial poultry operation since 2020.
