This does not affect the viruses infectivity, invokes a natural immune response and there is no chance that they will regain their virulence function, which can occur with some other vaccines.
Parindikan punika nenten ngiusin virus, ngawi respons kekebalan alami taler nenten wenten  galah majeng dane prasida molihang malih kawigunan virulensi nyane, sane prasida kapanggihang antuk makudang vaksin tiosan.