melatonin
How a Sleep-Associated Hormone Affects Murine Tooth Development
How a Sleep-Associated Hormone Affects Murine Tooth Development
Mallory Locklear | Aug 22, 2016
Disrupting the light/dark cycles of pregnant mice, researchers observe detrimental effects in the mouths of the animals’ pups.
How Caffeine Affects the Body Clock
How Caffeine Affects the Body Clock
Ruth Williams | Sep 16, 2015
Evening consumption of the drug leads human circadian rhythms to lag.
Melatonin for MS?
Melatonin for MS?
Karen Zusi | Sep 11, 2015
Improvements in multiple sclerosis symptoms correlate with higher levels of the sleep hormone, a study finds.
Light’s Dark Side
Light’s Dark Side
Kate Yandell | Jul 25, 2014
Exposure to dim light at night speeds the growth of human breast cancer tumors implanted into rats and makes the cancer resistant to the drug tamoxifen.
Behavior Brief
Behavior Brief
Abby Olena | Oct 8, 2013
A round-up of recent discoveries in behavior research
Glow-in-the-Dark Sharks
Sabrina Richards | Apr 26, 2012
The hormone melatonin lights up the bellies of pygmy sharks, hiding their silhouette from predators below.