At least in case of Polio. The Polio vaccine was cultured in HeLa cells. The HeLe cell line came from a 31 year old woman so I don't think she could be considered "fetal" by any stretch of the imagination.
At least in case of Polio. The Polio vaccine was cultured in HeLa cells. The HeLe cell line came from a 31 year old woman so I don’t think she could be considered “fetal” by any stretch of the imagination.
The Immortal Life of Henrietta Lacks. It’s a great book about the HeLa cells that came from her cervical cancer. They are still using those cells today because they reproduce so quickly.