attenuated live vaccine

June 1, 2015 / Last updated : April 20, 2019 TheVaccineMom Vaccine Immunology

Viral Vaccine Immunology

What happens after you are injected with a viral vaccine? And which viral vaccine type is best? (Note that I’m going to be talking about viral vaccines ONLY.) First of all, there two basic types of viral vaccines: live attenuated vaccines (LAV) and inactivated (killed) vaccines. LAV contain a vaccine virus that is a weakened version of the natural disease-causing virus. Inactivated vaccines use a […]

February 7, 2015 / Last updated : October 23, 2019 TheVaccineMom Laboratory Lingo

Descendants of human fetal cells in the making of vaccines

Are there fetal cells in vaccines? No. Do some vaccines contain viruses grown in cells from the human fetal origin? Yes. But, I feel this needs some explanation. And before I get started, this isn’t meant to be a debate or opinion article. These are just the facts as I’ve researched them. And before I […]