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Articles for H5N1, search results for humans

Opinion: Bird flu is coming for humans. We can either get ready or court disaster
1 week, 1 day ago

Opinion: Bird flu is coming for humans. We can either get ready or court disaster

LA Times  

Bird flu has seen a resurgence in the U.S. this year, with California leading the pack. Since 2022, millions of egg-laying chickens have been exposed to, infected with and culled or killed by H5N1 in the U.S. What stands out this year is how widespread the infection has been among dairy cows, which are spreading it to farmworkers — the …

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Health Experts Warn of Bird Flu's Pandemic Threat
1 week, 6 days ago

Health Experts Warn of Bird Flu's Pandemic Threat

Deccan Chronicle  

Paris: Health experts have been sounding the alarm about the potential pandemic threat posed by bird flu, which has been showing signs of mutating as it spreads among cows and infects people in the United States. The deadly bird flu variant H5N1 first emerged in China in 1996, but over the last four years it has sp More than 300 …

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Bird flu may need a single mutation to spread among humans, study finds
2 weeks, 4 days ago

Bird flu may need a single mutation to spread among humans, study finds

LA Times  

Cows are milked at a Fresno dairy farm. Here’s what you need to know to start your weekend: The H5N1 bird flu may be one mutation away from being a threat to humans. And here’s today’s e-newspaper The H5N1 bird flu virus may need just one mutation to be a threat to humans, a study found. “Yikes,” “Oh great” and …

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A single mutation could make bird flu much worse, study finds
2 weeks, 5 days ago

A single mutation could make bird flu much worse, study finds

Salon  

As the number of human bird flu cases continues to rise and more dairy farms across the country report outbreaks, scientists are increasingly concerned that the H5N1 virus will mutate to better infect people. In the lab, the authors of the study found that a single mutation in the primary protein, hemagglutinin could give it the ability to cling onto …

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Just one mutation can make H5N1 bird flu a threat to humans, California researchers say
2 weeks, 6 days ago

Just one mutation can make H5N1 bird flu a threat to humans, California researchers say

LA Times  

California researchers say the world may be just one genetic tweak away from human-to-human transmission of the H5N1 bird flu virus — a worrisome mutation that could open the door to widespread human infections and possibly even a pandemic, according to some experts. In a study published Thursday in the journal Science, Scripps Research Institute biologists determined that a single …

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H5N1 strain of bird flu can spread through air, study finds
3 weeks, 1 day ago

H5N1 strain of bird flu can spread through air, study finds

India Today  

Avian influenza, commonly known as bird flu, primarily affects birds and some cattle. The findings drew attention to the fact that while the 2005 strain of H5N1 did not demonstrate any infectious virus particles in air samples, newer strains as recent as 2022 in a European polecat and 2024 in a US dairy worker showed limited virus in the air. …

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Bird flu worries European health agencies as they increase virus surveillance
1 month ago

Bird flu worries European health agencies as they increase virus surveillance

Salon  

As flu season nears, Europe is increasing surveillance for human cases of H5N1 influenza, also known as bird flu. “We’ve updated our guidance to include milder symptoms in individuals exposed to birds or other animals,” Angeliki Melidou, principal expert in respiratory viruses at the ECDC, told The Telegraph. “The priority is to strengthen surveillance and ensure we monitor and follow …

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H5N1 bird flu infects five more humans in California, and one in Oregon
1 month, 1 week ago

H5N1 bird flu infects five more humans in California, and one in Oregon

LA Times  

As H5N1 bird flu spreads among California dairy herds and southward-migrating birds, health officials announced Friday that six more human cases of infection: five in California and one in Oregon — the state’s first. California’s state epidemiologist, Erica Pan, said that while the announcement of five cases today may sound like a sudden explosion or acceleration in cases, it was …

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H5N1 bird flu might be more prevalent among humans than public health data shows
1 month, 1 week ago

H5N1 bird flu might be more prevalent among humans than public health data shows

The Independent  

The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US Your briefing on the latest headlines from across the US SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our privacy policy As H5N1 bird flu …

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CDC calls for expanded testing for bird flu after blood tests reveal more farmworker infections
1 month, 2 weeks ago

CDC calls for expanded testing for bird flu after blood tests reveal more farmworker infections

Associated Press  

Federal health officials on Thursday called for more testing of employees on farms with bird flu after a new study showed that some dairy workers had signs of infection, even when they didn’t report feeling sick. Farmworkers in close contact with infected animals should be tested and offered treatment even if they show no symptoms, said Dr. Nirav Shah, principal …

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Should We Be Worried About Bird Flu?
1 month, 2 weeks ago

Should We Be Worried About Bird Flu?

Huff Post  

ULISES RUIZ via Getty Images The H5N1 virus, aka the bird flu, spilled over to commercial poultry before sickening cattle earlier this year. The increase in avian influenza activity is due to a major outbreak occurring in wild birds that has been ongoing and has spilled into poultry farms and now dairy cattle,” Dr. Amesh Adalja, an infectious disease expert …

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Alarming development as mutated bird flu strain that is 30x deadlier leaves American infected
1 month, 3 weeks ago

Alarming development as mutated bird flu strain that is 30x deadlier leaves American infected

Daily Mail  

Doctors are expressing alarm about a mutated form of bird flu that infected a farm worker in Texas. Government-backed researchers took a sample of the virus, infected mice and ferrets with it and found it had evolved to become far deadlier than the wild strain currently spreading on US farms. Researchers have suggested that drinking unpasteurized milk from an infected …

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Just How Deadly Is Bird Flu to Humans?
3 months, 1 week ago

Just How Deadly Is Bird Flu to Humans?

Slate  

This story was originally published by Undark and has been republished here with permission. Compared to the H1 and H3 proteins in the influenza A viruses responsible for seasonal flu, H5 proteins trigger a weaker response from the immune system, said Peiris: “People may be getting mildly infected, but it’s not enough to elicit an antibody response.” Peiris and other …

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US Bird flu outbreak: From vaccine to transmission, all you need to know
4 months, 4 weeks ago

US Bird flu outbreak: From vaccine to transmission, all you need to know

Hindustan Times  

After H5N1 bird flu was detected at dairy farms, researchers confirmed the respiratory virus had spread to other animals. In a study, rush-released by the journal Nature on July 25 after an initial peer review, the researchers reported a “spillover of HPAI H5N1 virus in dairy cattle herds.” They were also able to detect cattle-to-cat and cattle-to-raccoon transmission, highlighting, as …

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How to pinpoint the H5N1 mortality rate in humans
5 months ago

How to pinpoint the H5N1 mortality rate in humans

Salon  

Just how deadly is the H5N1 avian flu? Compared to the H1 and H3 proteins in the influenza A viruses responsible for seasonal flu, H5 proteins trigger a weaker response from the immune system, said Peiris: “People may be getting mildly infected, but it’s not enough to elicit an antibody response.” Peiris and other experts described the current H5N1 outbreak …

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Bird flu seems to be slowly mutating to better infect humans. Experts warn the time to act is now
5 months, 2 weeks ago

Bird flu seems to be slowly mutating to better infect humans. Experts warn the time to act is now

Salon  

In late March, a worker on a commercial dairy farm in Texas developed a case of pink eye. “There's good news and bad news,” co-author of the study Keith Poulson, director of the Wisconsin Veterinary Diagnostic Laboratory, told Salon. Indeed, in the last part of the study scientists discovered that unlike older strains of H5N1, this one has the capacity …

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Health experts raise alarm over US response to bird flu
5 months, 4 weeks ago

Health experts raise alarm over US response to bird flu

China Daily  

Three months after the first detection of bird flu in US dairy cows, experts are expressing growing concern about the government's response and the potential for a deadly pandemic. Since avian influenza A, also known as "bird flu", was for the first time detected in dairy cows on March 25, the number of infected herds continues to rise. "In the …

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Experts say bird flu is a Pandora's box. Are we about to open it?
6 months ago

Experts say bird flu is a Pandora's box. Are we about to open it?

Salon  

On the heels of the COVID-19 pandemic, a different virus threatens to cause widespread illness and death, bring the global economy to its knees and throw us back into the chaos that we seemingly just emerged from with the virus SARS-CoV-2. “If we let this strain circulate uncontrolled, then boxes 2 and 3 are not that far ” Rajnarayanan added …

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Does H5N1 pose a threat for humans? | Explained
6 months ago

Does H5N1 pose a threat for humans? | Explained

The Hindu  

The story so far: The highly pathogenic avian influenza H5N1 strain has been affecting cattle across several States in the U.S., and for the first time, three cases of human infection in dairy farm workers were also reported, raising fears of the risks of a wider transmission of this virus from cattle to humans. The districts of Alappuzha, Kottayam and …

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Bird flu? Swine flu? A guide to H5N1 viruses and beyond
6 months ago

Bird flu? Swine flu? A guide to H5N1 viruses and beyond

Hindustan Times  

Ever been confused by the names for bird flu or Spanish flu H1N1? Those are examples of "Type A" influenza viruses — classed as highly infectious pathogens and a significant threat to influenza viruses that make the news. Type A influenza viruses often originate in aquatic birds and spread among bird species — that's then known as avian influenza or …

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Bird flu: Why the latest H5N1 case in Michigan is a real cause for concern.
6 months, 2 weeks ago

Bird flu: Why the latest H5N1 case in Michigan is a real cause for concern.

Slate  

This article was republished from Sequencer with updates to reflect additional information. The Centers for Disease Control and Prevention confirmed last week that a third person in the U.S. has tested positive for a highly pathogenic avian influenza virus. The two Great Lakes State residents worked on different farms; we also know that for the first time, this third case …

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What is bird flu and what do we know about the two strains detected in Victoria?
7 months ago

What is bird flu and what do we know about the two strains detected in Victoria?

ABC  

Two different strains of avian influenza — also known as "bird flu" — have been detected in Victoria. The transmission of avian influenza from birds or animals to humans is "very rare," Victoria's Department of Health said in a statement. Clare Looker, Victoria's chief health officer, said the avian influenza was "much less transmissible" than the seasonal flu and she …

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Clues from bird flu’s ground zero on dairy farms in the Texas Panhandle
7 months ago

Clues from bird flu’s ground zero on dairy farms in the Texas Panhandle

Salon  

In early February, dairy farmers in the Texas Panhandle began to notice sick cattle. The buzz soon reached Darren Turley, executive director of the Texas Association of Dairymen: “They said there is something moving from herd to herd.” Nearly 60 days passed before veterinarians identified the culprit: a highly pathogenic strain of the bird flu virus, H5N1. “People tend to …

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Bird flu is spreading. Are supermarket eggs and milk safe?
7 months, 4 weeks ago

Bird flu is spreading. Are supermarket eggs and milk safe?

Salon  

In early December, Sonoma County, California, declared an agricultural disaster when two poultry farms had to kill their entire flocks to try to stop “highly pathogenic avian influenza” — or bird flu — from spreading. This particular strain of bird flu, H5N1, had first been reported in the United States in early 2022 when escalating avian horror stories began popping …

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