New sleep cycle discovery explains why fatty diets during pregnancy make kids...
The link between sleeping and obesity is drawn tighter as a new research published online in the FASEB Journal study shows that what your mother ate when she was pregnant may make you obese or...
View ArticleNew chemical may lead to jet lag drug
(PhysOrg.com) -- Jet lag, as every long-distance airline passenger knows, disrupts the body's normal circadian rhythms, or body clocks, and causes some very unpleasant effects such as disturbed sleep...
View ArticleScientists pinpoint link between light signal and circadian rhythms
In a new paper published this week in the Proceedings of the National Academy of Sciences, Aziz Sancar, MD, PhD, the Sarah Graham Kenan Professor of Biochemistry and Biophysics in the UNC School of...
View ArticleJet lag uncovered by mould
Humans are not the only species ruled by a circadian rhythm. Even simple organisms like moulds are governed by an inner clock.
View ArticleCorals and humans have much in common, researchers find
(PhysOrg.com) -- An international team of Australian and Israeli coral geneticists, including scientists from University of Queensland, has found that corals, among the simplest of Earth's creatures,...
View ArticleResearchers apply fatigue model to fatal commuter air crash
Washington State University sleep researchers have determined that the air traffic controller in the crash of a Lexington, Ky., commuter flight was substantially fatigued when he failed to detect that...
View ArticleAnalysis of bread mold genomes demos 'reverse-ecology' tool
In a demonstration of "reverse-ecology," biologists at the University of California, Berkeley, have shown that one can determine an organism's adaptive traits by looking first at its genome and...
View ArticleSAD affects many through winter months
For many, the changing of the seasons means cozy dark evenings of winter and enjoying holiday light displays. But perhaps for you, the shortening of the days signals a time when you feel down, sad or...
View Article'Round-the-clock' lifestyle can disrupt metabolism, brain and behavior
(PhysOrg.com) -- In Civilization and Its Discontents, Sigmund Freud argued that modern society was hard on human psychology, forcing people to get along in unnaturally close quarters. Now newly...
View ArticleExperimental work proves theory that circadian body clock requires delay to...
For more than 20 years, theoretical mathematical models have predicted that a delay built into a negative feedback system is at the heart of the molecular mechanism that governs circadian clocks in...
View ArticleHealing by the clock: In fruit flies, intestinal stem-cell regeneration...
Circadian rhythms keep time for all living things, from regulating when plants open their flowers to foiling people when they try to beat jet lag. Day-night cycles are controlled through ancient...
View ArticleSquid study holds hints of bacteria's role in regulating internal clock
Glowing bacteria in the tiny Hawaiian bobtail squid may shed new light on the role bacteria play in the human body to synchronize daily tasks such as sleeping and eating, and keeping the immune system...
View ArticleBiological clock scientists share Asian prize
Three scientists whose groundbreaking studies using fruit flies helped to uncover the workings of the human biological clock were Tuesday named the winners of the $1 million Shaw Prize.
View ArticleStudy shows city life may cause permanent change in circadian clock for...
(Phys.org) —An international team of researchers working in Germany has found that blackbirds that live in the city tend to have different circadian rhythm cycles than do blackbirds that live in a...
View ArticleThe rhythm of the Arctic summer: Diverse activity patterns of birds during...
Our internal circadian clock regulates daily life processes and is synchronized by external cues, the so-called Zeitgebers. The main cue is the light-dark cycle, whose strength is largely reduced in...
View ArticleDoes your salad know what time it is? Managing vegetables' 'internal clocks'...
Does your salad know what time it is? It may be healthier for you if it does, according to new research from Rice University and the University of California at Davis.
View ArticlePutting the fire out with light
Chili peppers contain an activator of heat-sensitive pain receptors. An LMU team has now converted an antagonist to the compound into a light-sensitive regulator of such receptors that can...
View ArticleMelting corks allow for temperature-controlled release of drugs from...
(Phys.org) —Sustained-release formulations that release drugs over longer periods of time are not the final step in the evolution of "intelligent" drug delivery systems. Modern pharmaceuticals are...
View ArticlePlants use sugars to tell the time of day, study finds
Plants use sugars to tell the time of day, according to research published in Nature today.
View ArticlePeak production of rhythmic proteins occurs at two times of day
Sleep disorders are reported to affect 50 to 70 million Americans, and have been linked to obesity and diabetes, as well as depression and other psychiatric disorders. Circadian cycles are driven by...
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