Origin of Coronavirus

Origin of Coronavirus


Experts say SARS-CoV-2 originated in bats. That’s also how the coronaviruses behind Middle East respiratory syndrome (MERS) and severe acute respiratory syndrome (SARS) got started. The first case of novel coronavirus was reported in Wuhan’s open-air wet markets, China in…

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Covid-19 Vaccines

Covid-19 Vaccines


Pfizer-BioNTech: This vaccine is 95% effective in preventing the COVID-19 virus with symptoms. But the vaccine has had strict requirements involving how the vaccine is stored. For instance, it has required shipping in ultra-cold temperature-controlled units (-94 degrees Fahrenheit). This…

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Covid-19 Lockdown

Covid-19 Lockdown


Many countries have declared restrictive measures, such as lockdown, shelter in place, or stay at home orders, to slow down the spread of the coronavirus. As the novel coronavirus continues to spread, countries are putting their citizens on various forms…

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Testing for Covid-19

Testing for Covid-19


RT-PCR tests: “PCR” stands for “polymerase chain reaction” which is a way of amplifying the nucleic acids in your sample. According to the FDA, the polymerase chain reaction converts any virus RNA in your sample into DNA and “amplifies” it…

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coronavirus Mutations

Coronavirus Mutations


When a virus replicates or makes copies of itself, it sometimes changes a little bit. These changes are called “mutations.” A virus with one or several new mutations is referred to as a “variant” of the original virus. The more…

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Coronavirus Evolution

Coronavirus Evolution


Scientists first identified a human coronavirus in 1965. It caused a common cold. Later that decade, researchers found a group of similar human and animal viruses and named them after their crown-like appearance. Severe acute respiratory syndrome coronavirus (SARS-CoV) and…

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