People who recovered from COVID-19 have effective T-cells against the omicron

Recent studies are starting to say that the neutralizing antibodies elicited by prior COVID-19 infections and vaccinations are ineffective against the omicron variant. I talked about them at Study shows absence of omicron neutralization with the Pfizer and AstraZeneca shots, and Omicron can evade antibodies from vaccinated and COVID convalescent people. But, there is more…