Live vaccines are made from greatly weakened forms of disease-causing organisms. Often, live vaccines provide full protection after one or two doses. Examples of live vaccines include oral polio ...

Vaccine shedding is when components of a vaccine are released into the body or out into the environment. This can only happen in live-attenuated vaccines that contain a weakened form of a pathogen.

In sub-Saharan Africa and other developing regions, for example, ... Citation: Extending the shelf life of vaccines (2022, August 5 ...

Making Vaccines by Rick Groleau Today there is mounting concern about the threat of a bioterrorist attack using smallpox—so much concern that in October 2001 the American government decided to ...

Coinfection in the host can result in functional complementation between live vaccines and virulent virus. Virulence , 2022; 13 (1): 980 DOI: 10.1080/21505594.2022.2082645 Cite This Page : ...

Live attenuated vaccines may cause neurotropic complications, especially in immunocompromised individuals. The yellow fever vaccine can lead to neurotropic disease (YEL-AND), manifesting as ...