Variants Of Coronavirus
And it may be able to infect people who've already had COVID-19. A report from Brazil confirms that a 29-year-old woman came down with this variant after an earlier coronavirus infection a few months before. The mutation on the Alpha variant is on the spike protein, which helps the virus infect its host. These vaccines make antibodies against many parts of the spike protein, so it's unlikely that a single new mutation in the Alpha variant will make the vaccine less effective. Current PCR tests for COVID-19 can effectively find Omicron cases. Everything You Should Know About The 2019 Coronavirus And Covid Businesses may choose to keep vaccination requirements in place. Epsilon,Theta, and Zeta were at one point listed as variants of interest and were downgraded by the WHO. The WHO labeled it a “variant under monitoring” in April 2021, meaning some of its characteristics may pose a future risk to humans. As of September 2021, the CDC hadn't escalated Mu to being a variant