The viruses are constantly mutating and, on the other hand, new versions are being released, called variants. Although the SARS-CoV-2 is relatively slow-moving, experts are concerned about the three variants that will be available in the last weeks of 2020.
The first preoccupation is that it is more transmissible, which involves an increase in the number of cases and deaths and will be more difficult to control. On the other hand, it also raises the possibility of increasing the frequency of reinfections, including its ability to escape the vacancies that have been unleashed. In this sense, and yet it is ready to launch the campaigns on the field, preliminary investigations are underway: Modern has confirmed that it is evacuating its efficiency in front of the British and South African variants; Pfizer also confirmed that it had one day.
The technical denominations he provoked that are boutiques in the media such as “British” (B.1.1.7), “South African” (B.1.351) and “Brazilian” (P.1). This is what we know about each of them until recently:
