News tagged with biological clock
Related topics: circadian rhythms
New pattern in our biological clock overturns long-held theory
(PhysOrg.com) -- University of Michigan mathematicians and their British colleagues say they have identified the signal that the brain sends to the rest of the body to control biological rhythms, a finding that overturns ...
Medicine & Health / Medical research
Oct 08, 2009 |
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Babies' biological clocks dramatically affected by birth light cycle
The season in which babies are born can have a dramatic and persistent effect on how their biological clocks function.
Medicine & Health / Neuroscience
Dec 05, 2010 |
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Body's circadian rhythm tightly entwined with blood sugar control
Scientists have long struggled to understand the body's biological clock. Its tick-tock wakes us up, reminds us to eat and tells us when to go to bed. But what sets that circadian rhythm?
Medicine & Health / Medical research
Oct 05, 2009 |
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Researchers discover compound with potent effects on the biological clock
Using automated screening techniques developed by pharmaceutical companies to find new drugs, researchers from UC San Diego and three other research institutions have discovered a molecule with the most potent effects ever ...
Dec 14, 2010 |
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The food-energy cellular connection revealed
Our body's activity levels fall and rise to the beat of our internal drums—the 24-hour cycles that govern fundamental physiological functions, from sleeping and feeding patterns to the energy available to our cells. Whereas ...
Medicine & Health / Medical research
Oct 15, 2009 |
4.6 / 5 (8) |
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Biochemical link between biological clock and diabetes discovered
Biologists have found that a key protein that regulates the biological clocks of mammals also regulates glucose production in the liver and that altering the levels of this protein can improve the health of diabetic mice.
Sep 19, 2010 |
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'Biological clock' could be a key to better health, longer life
If you aren't getting a good, consistent and regular night's sleep, a new study suggests it could reduce your ability to handle oxidative stress, cause impacts to your health, increase motor and neurological ...
Mar 01, 2010 |
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To Arctic animals, time of day really doesn't matter
In the far northern reaches of the Arctic, day versus night often doesn't mean a whole lot. During parts of the year, the sun does not set; at other times, it's just the opposite. A new study reported online ...
Mar 11, 2010 |
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Artificial light at night disrupts cell division
Just one "pulse" of artificial light at night disrupts circadian cell division, reveals a new study carried out by Dr. Rachel Ben-Shlomo of the University of Haifa-Oranim Department of Environmental and Evolutionary Biology ...
Medicine & Health / Medical research
Apr 12, 2010 |
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Scientists model 3D structures of proteins that control human clock
In an Early Edition issue of The Proceedings of the National Academy of Sciences (PNAS) on April 9, 2009, the researchers report that they have been able to determine the molecular structure of a plant photolyase protein that ...
Apr 11, 2009 |
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Biologists Discover Missing Piece of Plant Clock
(PhysOrg.com) -- Biologists at the University of California, San Diego have identified a key protein that links the morning and evening components of the daily biological clock of plants.
Mar 12, 2009 |
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Can clonal plants live forever?
Despite the many cosmetic products, surgical treatments, food supplements, and drugs designed specifically to reverse the biological effects of aging in humans, long-lived aspen clones aren't so lucky. Researchers at the ...
Aug 17, 2010 |
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Plants use circadian rhythms to prepare for battle with insects
In a study of the molecular underpinnings of plants' pest resistance, Rice University biologists have shown that plants both anticipate daytime raids by hungry insects and make sophisticated preparations to ...
Feb 13, 2012 |
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Biologists discover how biological clock controls cell division in bacteria
A team of biologists has unraveled the biochemistry of how bacteria so precisely time cell division, a key element in understanding how all organisms from bacteria to humans use their biological clocks to ...
Feb 18, 2010 |
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Why the biological clock? Study says aging reduces centromere cohesion, disrupts reproduction
University of Pennsylvania biologists studying human reproduction have identified what is likely the major contributing factor to the maternal age-associated increase in aneuploidy, the term for an abnormal ...
Sep 08, 2010 |
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