Well that escalated quickly…
Omicron, BA.1, and BA.2 – We need to follow them closely. One has an S-gene drop out the other not. Genomics surveillance and qPCR are essential to control it as it spreads widelyl.
— Tulio de Oliveira (@Tuliodna) December 7, 2021
Tulio de Oliveira is Director of CERI: Centre for Epidemic Response & innovation, South Africa