Chick Embryos and Vaccines

There are no chick embryos in vaccines.

Chick Embryos and Vaccines

Some vaccines, like MMR, are made or are grown in chick embryo fibroblast cells.

Others, like many influenza vaccines and the yellow fever vaccine, are actually grown in the allantoic sacs of chick embryos.

But just like vaccines that are grown in baker’s yeast, most of the egg proteins are removed as the vaccine antigens are removed and purified.

More on Chick Embryos and Vaccines

Last Updated on

2 thoughts on “Chick Embryos and Vaccines

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.