Modern medicine

    Researchers at the University of Pennsylvania have detected a protein in more than half of breast cancer sufferers they studied, which they believe is related to tumor growth and spreading.
    Carolyn Beeler has the full story on P-Rex1, and what it means for breast cancer studies and treatments.

    Want a digest of WHYY’s programs, events & stories? Sign up for our weekly newsletter.

    It will take 126,000 members this year for great news and programs to thrive. Help us get to 100% of the goal.