circadian clocks
Mouse Livers Grow and Shrink Daily
Mouse Livers Grow and Shrink Daily
Abby Olena | May 4, 2017
Feeding-fasting rhythms and light-dark cycles direct regular changes in organ and cell size, as well as ribosome number and protein levels.
Clock Gene Mutation Leads to “Night Owl” Behavior
Clock Gene Mutation Leads to “Night Owl” Behavior
Diana Kwon | Apr 9, 2017
Scientists identify a mutation in the CRY1 gene in people with abnormal sleeping patterns.
Circadian Rhythms Influence Treatment Effects
Circadian Rhythms Influence Treatment Effects
Jyoti Madhusoodanan | Apr 1, 2017
Across many diseases, taking medication at specific times of day may make the therapy more effective.
Infographic: Circadian Clock Affects Health and Disease
Infographic: Circadian Clock Affects Health and Disease
Jyoti Madhusoodanan | Mar 31, 2017
The body's rhythms could affect numerous ailments as well as how people respond to treatments.
Glia Help Regulate Circadian Behaviors
Glia Help Regulate Circadian Behaviors
Diana Kwon | Mar 23, 2017
Scientists confirm that astrocytes are involved in regulating molecular and behavioral circadian rhythms in mice. 
An Aging-Related Effect on the Circadian Clock
An Aging-Related Effect on the Circadian Clock
Anna Azvolinsky | Feb 21, 2017
Stress-related genes may be preferentially and rhythmically expressed as part of the circadian rhythms of older fruit flies, researchers report.  
Out-of-Sync Light and Heat Levels Disrupt the Body’s Clock
Out-of-Sync Light and Heat Levels Disrupt the Body’s Clock
Ben Andrew Henry | Nov 9, 2016
Six-hour time lags between daily cycles of light and heat lead the molecular pathways that help fruit flies keep track of time to go haywire.
Time, Flies
Time, Flies
Anna Azvolinsky | Nov 1, 2016
By studying the sleep-wake cycle of fruit flies, Amita Sehgal is revealing how the body’s circadian and sleep rhythms are regulated.
Circadian-Controlled Thirst
Circadian-Controlled Thirst
Ruth Williams | Sep 28, 2016
Scientists determine how the brain’s central clock regulates drinking prior to sleep in rodents.
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.