Cellular immunity, a valuable ally in the fight against the Omicron

It is now well established that the Omicron variant is less sensitive to the antibodies generated by the two doses of the COVID-19 vaccines. Fortunately, studies indicate that the other aspect of immunity, cellular immunity, is not affected by mutations in the variant, which helps maintain excellent protection against more severe forms of the disease. This probably explains that despite the dramatic increase in the number of new positive cases, there is little increase in hospitalizations, in populations that were vaccinated. Download the column

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