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"32 mutations in Omicron, Oh, my!"

SARS-CoV-2 mutations give rise to new variants, and each one seems scarier that the last. The mutated variant Delta from earlier in 2021 was supposed to be the worst, but now Omicron, emerging in late 2021,is even more scary, with its apparent increase in infectivity and ability to dodge antibodies.
Gene map of common SARS-CoV-2 Variants, with Spike protein gene magnified

Omicron, delta, E484K. What do they mean?

Different strains of SARS-CoV-2 carry strange names. Where do they come from and what do they mean?

Covid-19: Sound policy on social distancing demands sound science

Effective policies to fight Covid-19 require policymakers abide by the advice offered by qualified scientists using valid scientific data. Georgia Governor Brian Kemp, for example, put Georgians at risk by ignoring experts advising that the virus could spread by those infected but not showing symptoms of Covid-191. The price for Governor Kemp’s ignorance was paid...
Gallery

DNA Base Letter Art

At superficial glance, a visitor to the Nevada Art Gallery in Reno might see only a random collection of oversized letters taking up an entire gallery wall. Closer inspection shows the 240 characters are limited to just four: A, T, C and G. You may recognize those as the standard abbreviations for the four DNA...
SARS-CoV-2 genome

Fighting Coronavirus with Molecular Genetics

Viruses are simple things- they consist of a string of DNA or RNA wrapped in protein. Yet they have no machinery to make proteins, not even their own. How can they be so pathogenic, giving rise to diseases ranging from polio to influenza and now, to the devastating new pandemic, Covid-19? Pathogenic viruses, including SARS-CoV-2...
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