News tagged with clock genes
Faulty body clock may make kids bipolar
Medicine & Health / Psychology & Psychiatry
Nov 12, 2009 |
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Malfunctioning circadian clock genes may be responsible for bipolar disorder in children. Researchers writing in the open access journal BMC Psychiatry found four versions of the regulatory gene RORB that were associated with p ...
Missing or mutated 'clock' gene linked to vascular disease
Mar 25, 2009 |
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The circadian clocks that set the rhythmic motion of our bodies for wakeful days and sleepy nights can also set us up for vascular disease when broken, Medical College of Georgia researchers say.
Siestas Among the Drosophilae
Biology /
Jan 28, 2009 |
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(PhysOrg.com) -- Isaac Edery is concerned with biological clocks, internal mechanisms that enable virtually all plants and animals to behave in rhythmic biological cycles known as circadian rhythms.
Molecular basis and regulation of circadian rhythms in plants
Biology /
Jul 01, 2008 |
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Dr. C. Robertson McClung and his colleagues are investigating the genetic basis and molecular mechanisms of circadian cycling and regulation in plants. Dr. McClung, of the Department of Biological Sciences, Dartmouth College, ...
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Clocking in and out of gene expression
Jun 14, 2007 |
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A chemical signal acts as time clock in the expression of genes controlled by a master gene called a coactivator, said Baylor College of Medicine researchers in a report that appears in the journal Cell today.
Genes controlling insulin can alter timing of biological clock
Sep 17, 2009 |
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(PhysOrg.com) -- Many of the genes that regulate insulin also alter the timing of the circadian clock, a new study has found.
Probing question: What is a molecular clock?
Biology /
Nov 20, 2008 |
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It doesn't tick, it doesn't have hands, and it doesn't tell you what time of day it is. But a molecular clock does tell time -- on an epoch scale. The molecular clock, explained S. Blair Hedges, is a tool ...
Mammals, fruit flies: same biological clock
Mar 06, 2006 |
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New York University and University of London scientists say they've found more evidence that mammals and fruit flies share a common genetic makeup.
Internal clock, external light regulate plant growth
Biology /
Jul 09, 2007 |
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Most plants and animals show changes in activity over a 24-hour cycle. Now, for the first time, researchers have shown how a plant combines signals from its internal clock with those from the environment to show a daily rhythm ...
Phase of clock gene expression in human leukocytes correlates with habitual sleep timing
May 01, 2008 |
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The phase of clock gene expression in leukocytes, assessed in the absence of the masking effects of light-dark and sleep-wake cycles, correlates with habitual sleep timing, according to a study published in the May 1 issue ...
Plants' internal clock can improve climate-change models
Jul 02, 2009 |
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The ability of plants to tell the time, a mechanism common to all living beings, enables them to survive, grow and reproduce. In a study published in the latest issue of the prestigious journal Ecology Letters, an international ...
Researchers publish first working model that explains how biological clocks work
Feb 12, 2007 |
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Science has known for decades that biological clocks govern the behavior of everything from humans to lowly bread mold. These ticking timekeepers hold the key to many diseases, annoy passengers on intercontinental flights ...
Study shows more genes are controlled by biological clocks
Biology /
Aug 29, 2008 |
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The tick-tock of your biological clock may have just gotten a little louder. Researchers at the University of Georgia report that the number of genes under control of in living things than suspected only a few years ago. ...
Biologists Discover Missing Piece of Plant Clock
Mar 12, 2009 |
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(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.
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