CBS proclaims ‘cancer breakthrough’ – doesn’t explain what FDA means by that term

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