Since 2022, avian influenza has contaminated over 90 million US chickens
23 Might 2024
4 minute learn
The outbreak of H5N1 avian influenza virus has unfold to dairy cows for the primary time in the USA, elevating issues about it spreading to people by means of the nation’s milk provide.
Since 2022, avian influenza in the USA has contaminated over 90 million chickens, greater than 9,000 wild birds, 52 dairy herds, one individual in Texas who got here in shut contact with contaminated cattle and one other after publicity to poultry.
The next is a timeline of the present outbreak within the nation:
Might 22
The third identified human case of hen 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 turned the primary nation to limit the import of beef and beef merchandise coming from US states on account of hen flu in dairy cows.
April 24
The US authorities stated it’ll require dairy cattle transferring between states to be examined for avian influenza.
April 23
The US Meals and Drug administration stated it had discovered hen flu virus particles in some samples of pasteurised milk, however stated the industrial milk provide stays secure on account of pasteurisation.
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
Fowl flu dairy cow outbreak widened to a dairy herd in Ohio.
April 2
Mexico’s agriculture ministry stated it was taking preventative measures to extend surveillance and reinforce inspections of US livestock imports after hen flu was present in dairy cattle there.
April 1
The second identified human case of hen 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 stated 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 stated it had briefly ceased manufacturing at a facility in Kansas after among the flock examined constructive for avian flu.
Nov. 3, 2023
Arkansas, a significant US rooster producer, reported its first outbreak of deadly avian flu in a industrial poultry flock in a 12 months.
Oct. 6, 2023
The USA 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 stated it was testing 4 potential hen 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 might make tons of of tens of millions of hen flu photographs 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 report 50 million birds have been worn out in 2015.
April 29, 2022
The first identified human case of H5N1 hen 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 on account of outbreaks of a extremely deadly kind of hen flu.
March 4, 2022
A hen 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 rooster 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.
