Questions tagged [sars-cov-2]

SARS-CoV-2 is the scientific name given by the International Committee on Taxonomy of Viruses to the virus that causes the disease Covid-19 or coronavirus disease 2019.

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Clinical implications of observed faster mutation rate of SARS-CoV-2 in group quarantine?

This was posted as a rapid communication on WHO's bulletin: 28 specimens of COVID-19 patients from the cruise with a 3 week quarantine period were collected in USA and Japan from February 10 to ...
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Would the human seasonal coronaviruses be just as deadly as COVID-19 in a population with no prior immunity?

Presuming that we were able to find a person who was never exposed to any of the human seasonal coronaviruses (part of the viruses that cause the common cold), would the virus be just as deadly for ...
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Degree of correlation between viral load and symptom severity in Covid-19?

Someone asked here a general/related (qualitative) question Does viral load of the initial infection affect its severity? but I'm interstested a more focused question regarding Covid-19: How well ...
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Why is developing a SARS-CoV-2 vaccine expected to take longer than developing the 1957 flu vaccine?

Maurice Hillman developed a vaccine for the 1957 flu pandemic that was ready within five months (1). One commonly hears that it will take at least 12-18 months in total to deploy a vaccine against ...
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How mutable is SARS-CoV-2 virus?

As it commonly known, mutability is a fundamental characteristic of viruses which presents the ability of virus genome to adapt to physical circumstances, prevent and circumvent vaccine effect and to ...
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Does the virus causing COVID-19, the Coronavirus SARS-CoV-2 stop being infectious when it is dry? [closed]

There are studies on the persistence of the SARS-CoV-2 virus on surfaces. These studies aim to find out how long a surface remains infectious to humans. As far as I understand, it is not determined ...
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What are the genetic predispositions, if any, for covid-19?

What are the genetic predispositions, if any, for covid-19? For example, https://www.express.co.uk/news/science/1258244/Coronavirus-symptoms-COVID19-susceptibility-genetic-transmission-latest-...
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Possibility of using the virus instead of the spike protein for covid-19 immunisation using MNA delivery

I've read the article: https://www.upmc.com/media/news/040220-falo-gambotto-sars-cov2-vaccine regarding a prospective method of immunization against sars-cov-2 using the spike protein of the virus ...
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Are there reliable studies on the viability of the SARS-CoV-2 virus with respect to temperature?

There have been "suggestions" (facebook, media etc) that the novel coronavirus is heat sensitive. Specifically that the virus is "killed" or impotent when subjected to temperature of 77F. Are there ...
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If a SARS-CoV-2 asymptomatic infected individual is exposed to a high viral load, could they develop COVID-19 disease?

I would add my own research if I could to respect site rules, but I can't. There are no studies on SARS-CoV-2, all I can find is for SARS-CoV-1 and some Chinese information based studies. My ...
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What is the clinical significance of the ACE2 receptor tropism of SARS-COV-2?

I understand that ACE2 functions as a receptor for SARS-CoV-2, so there are theoretical concerns to the use of ACE inhibitors as they might upregulate this receptor. This NEJM study was helpful to ...
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Is there a way of administering the SARS-COV-2 virus safely? (as in a poor man's vaccine)

Knowing that the normal entry points of the virus to the body are the nose, mouth and eye: https://www.who.int/news-room/commentaries/detail/modes-of-transmission-of-virus-causing-covid-19-...
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Why did COVID-19 spread so much faster than H1N1/09 in China?

Despite China's success in controlling the COVID-19 outbreak insofar, a March 31 Science paper that analyzes the response has this intriguing (and alarming) observation The dispersal of COVID-19 ...
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Other than death, what are the potential long-term health impacts on individuals infected with COVID-19?

There is a lot of concern about deaths resulting from or exacerbated by SARS-CoV-2 infections, but I can find little about the potential long-term health impacts on those who 'recover' (understandably,...
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Could COVID-19 be less "dangerous" by the pass of the time?

Could COVID-19 be less "dangerous" by the pass of the time, say for instance, on August? By dangerous I mean, less aggressive in terms of the symptoms, mortality, less probability of caught the virus,...
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Allowing persons having sars-cov-2 antibodies to move freely

Would it make sense from the public safety point of view to allow the persons already having the antibodies to move more freely than the persons not having the antibodies? Or it is more of an ethical ...
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Can SARS-CoV-2 be a potential cause for Guillain-Barré syndrome?

According to Wikipedia :- ...Although the cause is unknown, the underlying mechanism involves an autoimmune disorder in which the body's immune system mistakenly attacks the peripheral nerves and ...
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Did SARS-CoV-2 spread into Japan, USA, Taiwan, and other countries from single super spreaders?

What's the data to inform us how this infection spread so quickly? It seems that the virus first appeared in around November 2019 in China and an infected person visited the seafood market in Huanan, ...
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Is it possible to detect the virus that causes the disease covid-19 with a regular 2500x microscope? [closed]

What equipment would you need to do to detect SARS-CoV-2 in a sample.
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How long can SARS-CoV-2 persist on surfaces?

We are seeing different values for how long this virus can persist on surfaces with the more recent data suggesting: copper 4 hours, plastic & stainless steel 3 days and, other studies stainless ...

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