Individual cells isolated from biological clock can keep daily time, but are unreliable
Wednesday, September 9, 2009 - 15:21
in Biology & Nature
Alexis Webb enters a small room at Washington University in St. Louis with walls, floor and ceiling painted dark green, shuts the door, turns off the lights and bends over a microscope in a black box draped with black cloth. Through the microscope, she can see a single nerve cell on a glass cover slip glowing dimly. The glow tells her the isolated nerve cell is busy keeping time.