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Fats and Flies
Dr. Estela Arrese
Estela Arrese, a biochemist at Oklahoma State University, studies fat storage and regulation in insects. Her work could illuminate human diseases such as obesity and diabetes as well as improve pest control.

For Janice: Legacy of a Short Life
Dr. Kevin Tracey
Still inspired by the tragic death of a young patient, immunologist and neurosurgeon Kevin Tracey studies why our immune systems can make us sick and how a particular nerve can keep it in check.

Just Found
Bacterial spores have four outer layers that protect against harsh environmental conditions (color added). Courtesy: Adam Driks
Read about flu proteins, bacteria's protective shell and how Tylenol can prevent kidney damage.

This page last reviewed on May 18, 2011