ROCHESTER, Minn. — May 14, 2014 — In a proof of principle clinical trial, Mayo Clinic researchers have demonstrated that virotherapy — destroying cancer with a virus that infects and kills cancer cells but spares normal tissues — can be effective against the deadly cancer multiple myeloma. The findings appear in the journal Mayo Clinic Proceedings.  … Continue reading Mayo Clinic First to Show Virotherapy is Promising Against Multiple Myeloma (pkg)