How Delta is reinforcing the shell for Covid Boosters


Scientists still don’t really know its effects. One reason is that antibodies are only one part of the immune response – other components also play important protective roles. For example, vaccination produces a durable immune memory. The so-called memory B cells mature and increase in number within six months, so that if another infection occurs, new antibodies can be produced to better block the coronavirus variants. In addition, the amount of T cells produced by the vaccine, a type of white blood cell that is able to find and destroy virus-infected cells, can be detected after six months, helping to prevent serious illness. important. That is to say, although a decline in antibody levels over time can lead to an increased risk of breakthrough infection, vaccination is still highly effective in protecting from developing a life-threatening case. life threatening Covid-19. | How Delta is reinforcing the shell for Covid Boosters


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