Duke University biochemist Mardee Delahunty, left, greets Nobel Prize winner Robert Lefkowitz at the parking deck near Lefkowitz' office at Duke in Durham, N.C., on Wednesday, Oct. 10, 2012. Lefkowitz and Brian Kobilka of Stanford University School of Medicine won the Nobel Prize in chemistry Wednesday for studies of protein receptors that let body cells sense and respond to outside signals like danger or the flavor of food. Such studies are key for developing better drugs.
Section:Photo
