If vaccinia viruses would not both be immunogenic and relatively benign, they would likely not be a favored vehicle for vaccinations.

Question

Quizplus · Accepted Answer

The fact that vaccinia viruses are both immunogenic (able to elicit an immune response) and relatively benign (not causing severe illness) makes them an attractive choice as a vehicle for vaccinations. If they were not immunogenic, they would not be effective in stimulating an immune response, and if they were not relatively benign, they could cause harm to the person receiving the vaccine.

If Vaccinia Viruses Would Not Both Be Immunogenic and Relatively