Search Results - "Weaver, David R"
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Disrupting the circadian clock: gene-specific effects on aging, cancer, and other phenotypes
Published in Aging (Albany, NY.) (01-05-2011)“…The circadian clock imparts 24-hour rhythmicity on gene expression and cellular physiology in virtually all cells. Disruption of the genes necessary for the…”
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period of the circadian oscillator is primarily determined by the balance between casein kinase 1 and protein phosphatase 1
Published in Proceedings of the National Academy of Sciences - PNAS (27-09-2011)“…Mounting evidence suggests that PERIOD (PER) proteins play a central role in setting the speed (period) and phase of the circadian clock. Pharmacological and…”
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Coordination of circadian timing in mammals
Published in Nature (London) (29-08-2002)“…Time in the biological sense is measured by cycles that range from milliseconds to years. Circadian rhythms, which measure time on a scale of 24 h, are…”
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The circadian clock protein Period 1 regulates expression of the renal epithelial sodium channel in mice
Published in The Journal of clinical investigation (01-08-2009)“…The mineralocorticoid aldosterone is a major regulator of sodium transport in target epithelia and contributes to the control of blood pressure and cardiac…”
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The Hepatic Circadian Clock Modulates Xenobiotic Metabolism in Mice
Published in Journal of biological rhythms (01-08-2014)“…The circadian clock generates daily cycles of gene expression that regulate physiological processes. The liver plays an important role in xenobiotic metabolism…”
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Clocks and meals keep mice from being cool
Published in Journal of experimental biology (01-08-2018)“…Daily torpor is used by small mammals to reduce daily energy expenditure in response to energetic challenges. Optimizing the timing of daily torpor allows…”
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The Circadian Clock Gene BMAL1 Coordinates Intestinal Regeneration
Published in Cellular and molecular gastroenterology and hepatology (01-07-2017)“…Background & Aims The gastrointestinal syndrome is an illness of the intestine caused by high levels of radiation. It is characterized by extensive loss of…”
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Single-Cell Transcriptional Analysis Reveals Novel Neuronal Phenotypes and Interaction Networks Involved in the Central Circadian Clock
Published in Frontiers in neuroscience (25-10-2016)“…Single-cell heterogeneity confounds efforts to understand how a population of cells organizes into cellular networks that underlie tissue-level function. This…”
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Functionally Complete Excision of Conditional Alleles in the Mouse Suprachiasmatic Nucleus by Vgat-ires-Cre
Published in Journal of biological rhythms (01-04-2018)“…Mice with targeted gene disruption have provided important information about the molecular mechanisms of circadian clock function. A full understanding of the…”
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Mammalian melatonin receptors: molecular biology and signal transduction
Published in Cell and tissue research (01-07-2002)“…The pineal hormone, melatonin, is an important regulator of seasonal reproduction and circadian rhythms. Its effects are mediated via high-affinity melatonin…”
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Distinct patterns of Period gene expression in the suprachiasmatic nucleus underlie circadian clock photoentrainment by advances or delays
Published in Proceedings of the National Academy of Sciences - PNAS (11-10-2011)“…The circadian clock in the mammalian hypothalamic suprachiasmatic nucleus (SCN) is entrained by the ambient light/dark cycle, which differentially acts to…”
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The Polycomb Group Protein EZH2 Is Required for Mammalian Circadian Clock Function
Published in The Journal of biological chemistry (28-07-2006)“…We examined the importance of histone methylation by the polycomb group proteins in the mouse circadian clock mechanism. Endogenous EZH2, a polycomb group…”
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Antibodies for assessing circadian clock proteins in the rodent suprachiasmatic nucleus
Published in PloS one (27-04-2012)“…Research on the mechanisms underlying circadian rhythmicity and the response of brain and body clocks to environmental and physiological challenges requires…”
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The suprachiasmatic nucleus: a 25-year retrospective
Published in Journal of biological rhythms (01-04-1998)“…The suprachiasmatic nuclei (SCN) of the anterior hypothalamus contain the master circadian pacemaker in mammals. On the occasion of the 25th anniversary of the…”
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mCRY1 and mCRY2 Are Essential Components of the Negative Limb of the Circadian Clock Feedback Loop
Published in Cell (23-07-1999)“…We determined that two mouse cryptochrome genes, mCry1 and mCry2, act in the negative limb of the clock feedback loop. In cell lines, mPER proteins (alone or…”
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Casein kinase 1 delta (CK1delta) regulates period length of the mouse suprachiasmatic circadian clock in vitro
Published in PloS one (22-04-2010)“…Casein kinase 1 delta (CK1delta) plays a more prominent role in the regulation of circadian cycle length than its homologue casein kinase 1 epsilon…”
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Melatonin inhibits hippocampal long-term potentiation
Published in The European journal of neuroscience (01-11-2005)“…The goal of this study is to investigate the effect of the hormone melatonin on long‐term potentiation and excitability measured by stimulating the Schaffer…”
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Three period homologs in mammals: differential light responses in the suprachiasmatic circadian clock and oscillating transcripts outside of brain
Published in Neuron (Cambridge, Mass.) (01-06-1998)“…We have cloned and characterized the mouse cDNA of a third mammalian homolog of the Drosophila period gene and designated it mPer3. The mPER3 protein shows…”
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Interacting Molecular Loops in the Mammalian Circadian Clock
Published in Science (American Association for the Advancement of Science) (12-05-2000)“…We show that, in the mouse, the core mechanism for the master circadian clock consists of interacting positive and negative transcription and translation…”
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Photic Resetting and Entrainment in CLOCK-Deficient Mice
Published in Journal of biological rhythms (01-10-2011)“…Mice lacking the CLOCK protein have a relatively subtle circadian phenotype, including a slightly shorter period in constant darkness, differences in phase…”
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