Key variants

WHO’s new classifications

Alpha

First detected in Kent/UK B.1.1.7

Beta

First detected in South Africa B.1.351

Gamma

First detected in Brazil P.1

Delta

First detected in India B.1.617.1 B.1.617.2

Epsilon

First detected in California B.1.427 B.1.429

Zeta

First detected in Brazil P.2

Eta

First detected in UK/Nigeria B.1.525

Theta

First detected in the Philippines P.3