What does it mean when the FDA designates an experimental approach with “breakthrough status”?  You weren’t given an adequate explanation last night when CBS News led its evening newscast with a graphic reading “CANCER BREAKTHROUGH.” It was a followup to what CBS says is its two-year exploration of a polio-virus-for-glioblastoma trial at Duke.  It was featured on … Continue reading CBS proclaims ‘cancer breakthrough’ – doesn’t explain what FDA means by that term