How evolution could thwart the new COVID vaccines and what we can do to prevent that

How evolution could thwart the new COVID vaccines and what we can do to prevent that

The first drug against HIV brought dying patients back from the brink. But as excited doctors raced to get the ...
Imperfect or leaky vaccines

Are imperfect, ‘leaky’ vaccines resulting in emergence of nastier viruses?

Some in medicine argue that 'imperfect' vaccines that do not eliminate all viruses from the host may lead to the ...