Glomming Onto Proteins to Detect Cancer Early On

(The Q&A incorrectly reported the amount of a Gates Foundation grant as $1.5 million. The correct amount is $500,000.)

Lung cancer is often diagnosed too late for treatment to help. That's part of the reason why it's the leading cause of cancer deaths worldwide. Early detection makes a difference -- 86 percent of patients with timely diagnoses who undergo surgery survive for five years.