Douglas Mcmahon
-
Vanderbilt team determining how seasonal light for pregnant moms affects offspring’s mental health
Seasonal light exposure during pregnancy had effects on serotonin and depression that persisted into adulthood in mice. Read MoreMay 14, 2019
-
Locating the brain’s SAD center
Vanderbilt biologists have localized the seasonal light cycle effects that drive seasonal affective disorder to a small region of the brain called the dorsal raphe nucleus. Read MoreMay 7, 2015
-
New model to test how antidepressants work
A new mouse model offers the ability to better test how selective serotonin reuptake inhibitors (SSRIs) work and could lead to the development of new classes of anti-depressants. Read MoreFeb 18, 2011
-
Babies’ biological clocks dramatically affected by birth light cycle
Graduate student Chris Ciarleglio who performed the study in the McMahon Lab that found the circadian clock in mammals is imprinted by the day/night cycle when an individual is born. The finding may help explain why people born in the winter at high latitudes are at greater risk for seasonal… Read MoreDec 6, 2010