Results 1 to 10 of about 118,339 (331)

FLOWERING LOCUS C -dependent and -independent regulation of the circadian clock by the autonomous and vernalization pathways [PDF]

open access: gold, 2006
Background The circadian system drives pervasive biological rhythms in plants. Circadian clocks integrate endogenous timing information with environmental signals, in order to match rhythmic outputs to the local day/night cycle.
Amasino, Richard M.   +5 more
core   +6 more sources

Altered expression of circadian clock gene, mPer1, in mouse brain and kidney under morphine dependence and withdrawal [PDF]

open access: gold, 2006
Every physiological function in the human body exhibits some form of circadian rhythmicity. Under pathological conditions, however, circadian rhythmicity may be dusrupted.
Ding, Jian M.   +9 more
core   +5 more sources

Small Molecule Modulators of the Circadian Molecular Clock With Implications for Neuropsychiatric Diseases [PDF]

open access: goldFrontiers in Molecular Neuroscience, 2019
Circadian rhythms regulate many biological processes and play fundamental roles in behavior, physiology, and metabolism. Such periodicity is critical for homeostasis because disruption or misalignment of the intrinsic rhythms is associated with the onset
Hyo Kyeong Cha   +4 more
doaj   +2 more sources

Barley Hv CIRCADIAN CLOCK ASSOCIATED 1 and Hv PHOTOPERIOD H1 Are Circadian Regulators That Can Affect Circadian Rhythms in Arabidopsis. [PDF]

open access: yesPLoS ONE, 2015
Circadian clocks regulate many aspects of plant physiology and development that contribute to essential agronomic traits. Circadian clocks contain transcriptional feedback loops that are thought to generate circadian timing.
Jelena Kusakina   +7 more
doaj   +8 more sources

Mood phenotypes in rodent models with circadian disturbances

open access: yesNeurobiology of Sleep and Circadian Rhythms, 2022
Many physiological functions with approximately 24-h rhythmicity (circadian rhythms) are generated by an internal time-measuring system of the circadian clock.
Kiyomichi Imamura, Toru Takumi
doaj   +1 more source

NPAS2 Compensates for Loss of CLOCK in Peripheral Circadian Oscillators. [PDF]

open access: yesPLoS Genetics, 2016
Heterodimers of CLOCK and BMAL1 are the major transcriptional activators of the mammalian circadian clock. Because the paralog NPAS2 can substitute for CLOCK in the suprachiasmatic nucleus (SCN), the master circadian pacemaker, CLOCK-deficient mice ...
Dominic Landgraf   +3 more
doaj   +1 more source

Circadian clock—A promising scientific target in oral science

open access: yesFrontiers in Physiology, 2022
The oral and maxillofacial organs play vital roles in chewing, maintaining facial beauty, and speaking. Almost all physiological processes display circadian rhythms that are driven by the circadian clock, allowing organisms to adapt to the changing ...
Guangxia Feng   +16 more
doaj   +1 more source

Circadian clock: a regulator of the immunity in cancer

open access: yesCell Communication and Signaling, 2021
The circadian clock is an endogenous timekeeper system that controls and optimizes biological processes, which are consistent with a master circadian clock and peripheral clocks and are controlled by various genes.
Zhen Zhang   +5 more
doaj   +1 more source

Silybin A enhances circadian clock by targeting CRY1 and disrupting its interaction with CLOCK

open access: yesPharmacological Research - Modern Chinese Medicine, 2022
Circadian clock governs a large array of physiological and metabolic functions. The amplitude decline of circadian rhythm is associated with various chronic diseases. However, few clock enhancing-molecules are known. CRY1 is one of the main components of
Weijie Bian   +4 more
doaj   +1 more source

Circadian control of interferon-sensitive gene expression in murine skin. [PDF]

open access: yes, 2020
The circadian clock coordinates a variety of immune responses with signals from the external environment to promote survival. We investigated the potential reciprocal relationship between the circadian clock and skin inflammation.
Andersen, Bogi   +9 more
core   +2 more sources

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