UC Berkeley Biological Clocks Laboratory
The Zucker Laboratory


    UC Berkeley Campanile at sunset “Environmental seasonality. . . a basic component of the ecosystem within which our ancestors evolved. . . left its mark indelibly upon the makeup of our biology and our behaviour.” - Johnston, 1993

    “the ability to perceive changes in daylength indicated by changes in the duration of melatonin secretion. . . is the only essential function attributable to melatonin in mammals to date.” - Arendt, 2000
Irving Zucker | Department of Psychology | 3129 Tolman Hall
University of California | Berkeley, Ca 94720-1650
Phone 510-642-7136 | Fax 510-642-5293

Page Last Modified 11/01/05