Drosophila Devils

Science Seen | Drosophila Devils Courtesy of Steve Kay  DROSOPHILA DEVILS: Steve Kay, of the Scripps Research Institute in La Jolla, Calif., added the gene that encodes for luciferase--the enzyme that gives fireflies their glow--to these Drosophila fruit flies. Now he has a glow-in-the-dark genetic marker for his studies of cellular circadian clocks. And a little illumination if the lights go out. function sendData() { document.frm.pathName.value = location.pathname; result = false