Kgnu - How On Earth

Enjoy the two features we offer today, June 4: Feature #1 (start time 5:36):  Cancer drugs are much more targeted than they were many years ago.  But researchers are still trying to find a way to deliver drugs much more precisely to cancer cells, partly to avoid damaging, sometimes lethal, side effects. A huge obstacle has been getting nucleic acids to cross the membrane of cancer cells.  A new study has brought researchers closer to crossing this big hurdle.  Dr. Tom Anchordoquy, a lead author of the study, speaks with co-host Susan Moran about the study and what it means for cancer patients and researchers. Dr. Anchordoquy is an investigator at the University of Colorado Cancer Center in Denver and a professor at the Skaggs School of Pharmacy and Pharmaceutical Sciences.   Feature #2 (start time 15:02): Being an astronaut is a risky job, but perhaps one of the less-known risks is the high levels of radiation beyond the relatively protective cocoon of Earth’s magnetic field.  This will be a particular