Recent comments in /f/askscience
gengengis t1_j7jjmf6 wrote
Reply to comment by jayhillcpa in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
Genetic testing. The viral genome is sequenced and edits between specimens are catalogued.
There are a shitload of mutations between most specimens. Many of these might be single amino acid flips which might not do anything at all. But the viral genome has certain core regions essential to its function. For instance, with Covid, one of these regions codes for the spike protein necessary for infecting host cells.
We can then count up the major core mutations and get an idea of how different one specimen is from another. And indeed, because this science has advanced so much, we can even make predictions about how certain mutations will affect the viral proteins, and how those changes might affect transmissibility and immune evasion.
birdstork t1_j7jicz0 wrote
Reply to comment by Asterose in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
People do say that about the weatherman - I hear it all the time. Meteorologists take time & explain how the pattern could shift but people don’t listen.
birdstork t1_j7jhsvh wrote
Reply to comment by SocialWinker in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
In NYC we were concerned about cats after a Lion and a few tigers at the Bronx Zoo caught covid. The zoo had been closed to the public but caretakers were coming to work as usual. This was a rough week; we’d already been hearing sirens nonstop (ambulances) and then it was like “oh come ON now cats too???”
[deleted] t1_j7jgdpt wrote
Reply to How do Earthquakes affect animals? by ObberGobb
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[deleted] t1_j7jfvl6 wrote
Reply to comment by jayhillcpa in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
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bananenkonig t1_j7jcy9p wrote
Reply to comment by hydrOHxide in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
A common cold could refer to either rhinovirus or coronavirus that are commonly present during cold season.
beaker38 t1_j7jcj93 wrote
Reply to comment by SolasHealth in When does the body store fat? by fappie6
But generally (for adults anyway), it’s the amount of fat stored in each fat cell that’s changing, and the number of cells doesn’t vary much, if at all.
[deleted] t1_j7jchqk wrote
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[deleted] t1_j7jbr44 wrote
Reply to How do animals get the necessary Vitamin D? by b_b___7
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[deleted] t1_j7jb9kj wrote
Reply to comment by PHealthy in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
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[deleted] t1_j7jb83v wrote
Reply to How do animals get the necessary Vitamin D? by b_b___7
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Triabolical_ t1_j7jai56 wrote
The inside of blood vessels have epithelial cells and a really weird coating known as the glycocalyx.
There are things that damage the glycocalyx and epithelial cells and processes that work to repair them. Some of the compounds in smog are excellent at causing damage, and that increases risk.
[deleted] t1_j7j9ali wrote
Reply to comment by NotAnotherEmpire in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
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[deleted] t1_j7j8djs wrote
Reply to How do animals get the necessary Vitamin D? by b_b___7
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binary101 t1_j7j8aic wrote
Reply to comment by ThisUsernameIsTook in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
Not really, China just had unexpected quarantines with no info on end dates and letting the public figure out how they were going to get supplies to keep alive for the duration.
ThisUsernameIsTook t1_j7j7whe wrote
Reply to comment by binary101 in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
Isn’t that sort of what China tried to do? Human nature makes it a really hard problem to solve out in the imperfect world.
binary101 t1_j7j5tfe wrote
Reply to comment by androgenoide in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
I think there are several issues, it can be done but it would require massive amount of planning, which like you said would make it almost impossible.
If we look at the COVID response and past pandemics, its very sudden and catches people out and causes mass panic (everyone going out to buy toilet paper). As no one knows/knew how long the lock downs would be.
However, if we announced it beforehand, informing the public of the duration of the quarantine. Set up supply drop offs, re-assure the public that there won't be supply issues, account for basic contingencies, it could be done, but it would require an almost militaristic amount of planning and logistics.
[deleted] t1_j7j5kve wrote
Reply to comment by Seicair in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
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[deleted] t1_j7j5br2 wrote
Reply to comment by SocialWinker in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
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[deleted] t1_j7j4g9p wrote
Reply to comment by SolasHealth in When does the body store fat? by fappie6
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[deleted] t1_j7j3cjx wrote
Reply to comment by PHealthy in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
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androgenoide t1_j7j3213 wrote
Reply to comment by binary101 in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
I know. It bothers me because it seems like it should be such an easy fix to keep food workers home but it turns out to be almost impossible.
Endogamy t1_j7jjuav wrote
Reply to comment by birdstork in (Virology) Has SARS-CoV-2 outcompeted all the other coronaviruses which have been called the ‘common cold’? by jsgui
Yeah complaining about inaccurate forecasts is so widespread and almost always wrong. It’s almost always someone who didn’t pay attention to the details of the forecast or misheard/misunderstood/misremembered it, or heard a forecast for another place but assumed it applied to them etc.