https://www.zaobao.com.sg/realtime/world/story20210601-1150858
依照新命名係統,最早在英國發現的B117變種病毒將改稱Alpha變種病毒,最早在南非發現的B1351將改稱Beta變種病毒,最早在巴西發現的P1將改稱Gamma變種病毒,而最早在印度發現的B1617有兩個分支——屬於須關切變種的B16172將改稱Delta變種病毒,屬於待觀察變種的B16171將改稱Kappa。
'It's the right thing to do': WHO renames COVID variants with Greek letter names to avoid confusion, stigma
PS
https://www.who.int/en/activities/tracking-SARS-CoV-2-variants/
Variants of Concern
WHO label |
Pango lineage |
GISAID clade/lineage | Nextstrain clade |
Earliest documented samples |
Date of designation |
---|---|---|---|---|---|
Alpha |
B.1.1.7 |
GRY (formerly GR/501Y.V1) |
20I/S:501Y.V1 |
United Kingdom, |
18-Dec-2020 |
Beta | B.1.351 | GH/501Y.V2 | 20H/S:501Y.V2 | South Africa, May-2020 |
18-Dec-2020 |
Gamma | P.1 | GR/501Y.V3 | 20J/S:501Y.V3 | Brazil, Nov-2020 |
11-Jan-2021 |
Delta | B.1.617.2 | G/452R.V3 | 21A/S:478K |
India,
|
Variants of Interest
WHO label | Pango lineage |
GISAID clade/lineage | Nextstrain clade |
Earliest documented samples |
Date of designation |
---|---|---|---|---|---|
Epsilon | B.1.427/B.1.429 | GH/452R.V1 | 20C/S.452R | United States of America, Mar-2020 |
5-Mar-2021 |
Zeta | P.2 | GR | 20B/S.484K | Brazil, Apr-2020 |
17-Mar-2021 |
Eta | B.1.525 | G/484K.V3 | 20A/S484K | Multiple countries, Dec-2020 |
17-Mar-2021 |
Theta | P.3 | GR | 20B/S:265C | Philippines, Jan-2021 |
24-Mar-2021 |
Iota | B.1.526 | GH | 20C/S:484K | United States of America, Nov-2020 |
24-Mar-2021 |
Kappa | B.1.617.1 | G/452R.V3 | 21A/S:154K | India, Oct-2020 |
4-Apr-2021
|