Coronavirus and Avian Flu Tidbits #294, May 12, 2024
Announcements:
First, there is now a Resources Page here for the most commonly asked questions I'm getting.
Happy to continue to answer your questions/concerns as best I can, so don't be shy about that.
New Post:
4.95 Million People Die From Treatable Infections Annually. A New Project Tells Their Stories
News
Mike Hoerger, May 8: “SARS-CoV-2 levels in wastewater have increased marginally (2%) this week after months of decline. We expect a gradual increase through the end of May, and then a decline again around early June.”
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GI symptoms in Covid:
"Lack of appetite, nausea, vomiting, diarrhoea, and abdominal pain. These may not be the symptoms people expect with covid, but around 50% of people experience them after SARS-CoV-2 infection, and in some people they’re the only symptoms. Gastrointestinal (GI) symptoms may be the first sign of infection or may develop later and persist as part of long covid."
https://www.bmj.com/content/385/bmj.q842
Avian Flu H5N1:
Excellent explanation from Brenda Goodman, CNN re How viruses break into cells
https://www.cnn.com/2024/05/09/health/bird-flu-cows-human-receptors/index.html
"Viruses need a way to hack into cells. For the virus that causes Covid-19, the key is a receptor called ACE2. For flu viruses, it’s a sugar molecule that sticks up from the surface of cells called a sialic acid.
Different animals carry different forms, or shapes, of sialic acids...Flu viruses tend to prefer to bind to one shape over the other, he said.
Researchers think this may be one reason why H5N1, which originated in birds, hasn’t been shown to spread efficiently between people.
Until recently, nobody knew what kind of sialic acid receptors cows had, because it was believed that they didn’t catch A-strain flu viruses like H5N1.
[But tissue samples from cows showed] The tiny milk-producing sacs of the udder, called alveoli, were brimming with sialic acid receptors, and they had both the kind of receptors associated with birds and those that are more common in people. . .
That finding has raised concern because one way flu viruses change and evolve is by swapping pieces of their genetic material with other flu viruses. ... called reassortment
“If you get both viruses in the same cell at the same time, you can essentially get hybrid viruses coming out of it,” said study author Dr. Richard Webby, director of the World Health Organization Collaborating Centre for Studies on the Ecology of Influenza in Animals and Birds.
In order to be infected simultaneously with two flu viruses – a bird flu virus and a human flu virus – a cell would need to have both kinds of sialic acid receptors, which cows do, something that wasn’t known before this study."
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5/8 @RickABright
Other:
Bacteria on the International Space Station have mutated into opportunistic pathogens never seen on Earth: several strains of a multi-drug-resistant bacterium known as Enterobacter bugandensis read more: nasa.gov/centers-and-fa
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Diagnostics:
still an incredible, negligent last of testing.
Drugs:
Devices:
Epidemiology/Infection control:
Check wastewater SCAN for activity
Portland, Maine. New Hamshire, Florida, California (Fremont), Hawaii, Nebraska, and Idaho are all rising.
Tips, general reading for public:
Vaccinate
Mask
Ventilate
Politics:
Masks:
U Conn is banning masks at graduation.
Banning "masks of any kind" at a university graduation ceremony during a period when Covid is still circulating raises ADA issues. ADA requires public accommodations, incl. universities, to make reasonable accommodations for individuals with disabilities unless doing so would result in an undue burden or fundamentally alter the nature of the service provided. - Pantea Javidan
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Avian Flu:
The U.S. CDC is locked in a power struggle with key states — and the dairy industry — as it tries to better track #H5N1 in cattle and prevent another potential pandemic,
https://www.politico.com/news/2024/05/06/bird-flu-dairy-farms-cdc-00156119
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Gen Z, Guns:
https://twitter.com/XianJaneway/status/1787538635467706508
GOP/
Feel good du jour:
Comic relief:
Thinking about joining the cicadas this summer and just screaming for six weeks straight. You? pic.twitter.com/snKr0BTJWk
— National Park Service (@NatlParkService) May 8, 2024
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So this is what inspired the creators of Star Wars!pic.twitter.com/APzgl3ghWW
— Figen (@TheFigen_) May 8, 2024
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These are baby stingrays. They look like aliens stuck in ravioli. pic.twitter.com/clj7uWjF6Y
— Nature is Amazing ☘️ (@AMAZlNGNATURE) May 5, 2024
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https://twitter.com/Yoda4ever/status/1788268146627076565
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https://twitter.com/buitengebieden/status/1789258930507440360
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https://twitter.com/buitengebieden/status/1788863167226921001
Perspective/Poem
Bits of beauty: