Tagged: south african strain

How worried should we be about these new Covid-19 mutations? - Infectious Thoughts

Siouxsie Wiles Jan 26, 2021

The new Northland case has been linked to the South African strain of Covid-19, one of a number of new, more contagious Covid variants. Here’s how they emerge and why. Let’s start with the basics. The genetic material of the SARS-CoV-2 virus responsible for Covid-19 is a strand of RNA made up of almost 30,000 nucleotides. Those nucleotides – adenine, … Read More