Tun hnai lawka hmuh chhuah, coronavirus zinga inkai awlsam tak, Omicron atanga insiam danglama a thar insiam leh (sub-variant) chu ram 57-ah a kai hmuh an ni leh tawh tih World Health Organization (WHO) chuan a sawi.
Chawlhkar tina hri leng chungchanga thuthar a chhuah thinah United Nations hnuaia vantlang hriselna viltu chuan Thawhlehni khan ram thenkhatah chuan he sub-variant hi Omicron kai zahve aia tamin an kai a ni leh tawh tih a sawi.
Tun dinhmunah sub-variant-te danglam bikna liantham tak hmuh chhuah a la awm lo va; mahse, zirna hrang hrangah BA.2 an tih, ‘stealth variant’ tia an saiw bawk hi a chhuahna hri ai chuan a hlauhawm zawk tih hmuh a ni.
WHO hnuaia coronavirus leng meka technical lama an hotu, epidemiologist Maria Van Kerkhove chuan thuthar lakhawmtute hnenah BA.2 hi a hri pangngai, BA.1 aiin a thang chak a niin a sawi.
Van Kerkhove-i chuan BA.2 sub-variant hi ‘a hlauhawm danah inthlak danglam a awm hmel loh’ niin a sawi thung.
Hri leng meka inkai awlsam tak mai, Omicron hi a hmaa leng tawh, Delta leh a dangte lakah chuan a kaite-ah a thawk na lo zawk hle.
WHO chuan Omicron hi thla liam ta chhunga coronavirus kai zawng zawng zinga 93% chuangin an kai a nih thu leh a peng hrang hrang (sub-lineage) – BA.1, BA.1.1, BA.2 leh BA.3 te a nei niin a sawi.
A hmasa pahnih, BA.1 leh BA.1.1 hi Omicron kai 96%-in an kai niin public virus tracking database GISAID chuan a sawi.
Hetih lai hian WHO chuan Europe leh Asia khawmualpui hmun thenkhatah chuan BA.2 hi BA.1 aiin a darh chak zawk niin an sawi.