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circadian rhythm

Locating the brain’s SAD center

May. 7, 2015—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.

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VUCast Extra: One mom’s race for a cure for son’s rare disorder

Apr. 7, 2015—It’s a story of love and determination and a debilitating lifelong disorder. A son’s rare genetic disease has led his mom to become a scientist at Vanderbilt University. Watch this VUCast Extra and a mom’s race against time.

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Circadian clock – Angelman syndrome link established

Feb. 5, 2015—Vanderbilt biologists have found a direct link between the biological clock and Angelman syndrome, a neurogenetic disorder that occurs in more than one in every 15,000 live births. The link may provide a valuable way to judge the effectiveness of the first experimental drugs under development for treating the syndrome.

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Tricking algae’s biological clock boosts production of drugs, biofuels

Nov. 7, 2013—Tricking algae’s biological clock to remain in its daytime setting can dramatically boost the amount of commercially valuable compounds that these simple marine plants can produce when they are grown in constant light.

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Sleep strategy used by night nurses throws off their circadian clocks

Apr. 14, 2011—As many as 25 percent of hospital nurses use sleep deprivation to adjust to working on the night shift, the poorest strategy for adapting their internal, circadian clocks to a night-time schedule.

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