Antibody (Ab)-dependent enhancement of infection occurs when preexisting antibodies present in the body from a primary (first) dengue virus (DENV) infection bind to an infecting DENV particle ...

There is no evidence that any of the coronavirus vaccines in development worsen a coronavirus infection rather than confer immunity to it, but the phenomenon is something scientists are closely ...

Antibodies created during a viral infection or in response to a vaccine help to prevent reinfection with that specific virus but can, in some cases, worsen infections by similar ones. This phenomenon, ...

People who are infected a subsequent time with a different type of the dengue virus may experience something called "antibody-dependent enhancement." This condition occurs when the immune response ...

"The same applies to the theory of antibody-dependent enhancement (ADE) of the infection, according to which a virus can find its way into a cell quicker when it merges with antibodies. Again ...