FDA Raids Immunotherapy Clinic, Seizes Smallpox Vaccine

The FDA has seized vials of smallpox vaccine from a California immunotherapy company, claiming they had been used for an unauthorized cancer treatment.

StemImmune markets an unapproved treatment for cancer involving stem cells and a type of virus commonly used to inoculate against smallpox. The virus, vaccinia, is an attractive option because it’s good at getting into cancerous cells and can be genetically tweaked to improve effectiveness. It’s not easy to get, however, because it can cau

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