Results 21 to 30 of about 206,395 (302)

Circadian Rhythms in Plants [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2019
The circadian oscillator is a complex network of interconnected feedback loops that regulates a wide range of physiological processes. Indeed, variation in clock genes has been implicated in an array of plant environmental adaptations, including growth regulation, photoperiodic control of flowering, and responses to abiotic and biotic stress.
Nicky, Creux, Stacey, Harmer
openaire   +2 more sources

The TIME FOR COFFEE gene maintains the amplitude and timing of Arabidopsis circadian clocks [PDF]

open access: yes, 2003
Plants synchronize developmental and metabolic processes with the earth's 24-h rotation through the integration of circadian rhythms and responses to light.
Amasino, R.   +40 more
core   +1 more source

Circadian rhythms

open access: yes, 2020
Circadian rhythms are endogenous, near 24-hour oscillations that underlie nearly all facets of our health and behavior. The daily cycle of sleep and wake is the most conspicuous circadian-influenced behavior in humans.
Joyce, Daniel S., Zeitzer, Jamie M.
core   +1 more source

Dopamine 2 Receptor Activation Entrains Circadian Clocks in Mouse Retinal Pigment Epithelium

open access: yesScientific Reports, 2017
Many of the physiological, cellular, and molecular rhythms that are present within the eye are under the control of circadian clocks. Experimental evidence suggests that the retinal circadian clock, or its output signals (e.g., dopamine and melatonin ...
Kenkichi Baba   +2 more
doaj   +1 more source

Circadian Rhythms of Locomotor Activity Mediated by Cryptochrome 2 and Period 1 Genes in the Termites Reticulitermes chinensis and Odontotermes formosanus

open access: yesInsects, 2023
Locomotor activity rhythms are crucial for foraging, mating and predator avoidance in insects. Although the circadian rhythms of activity have been studied in several termite species, the molecular mechanisms of circadian rhythms in termites are still ...
Yongyong Gao   +5 more
doaj   +1 more source

Voluntary exercise can strengthen the circadian system in aged mice [PDF]

open access: yes, 2013
Consistent daily rhythms are important to healthy aging according to studies linking disrupted circadian rhythms with negative health impacts. We studied the effects of age and exercise on baseline circadian rhythms and on the circadian system's ability ...
I. Song   +21 more
core   +1 more source

Uncoupling the Mitogenic and Metabolic Functions of FGF1 by Tuning FGF1-FGF Receptor Dimer Stability

open access: yesCell Reports, 2017
Lysine acetylation is involved in various biological processes and is considered a key reversible post-translational modification in the regulation of gene expression, enzyme activity, and subcellular localization. This post-translational modification is
Zhifeng Huang   +14 more
doaj   +1 more source

Hepatic gene therapy rescues high-fat diet responses in circadian Clock mutant mice

open access: yesMolecular Metabolism, 2017
Objective: Circadian Clock gene mutant mice show dampened 24-h feeding rhythms and an increased sensitivity to high-fat diet (HFD) feeding. Restricting HFD access to the dark phase counteracts its obesogenic effect in wild-type mice.
Judit Meyer-Kovac   +9 more
doaj   +1 more source

Circadian Rhythms in Immunity [PDF]

open access: yesCurrent Allergy and Asthma Reports, 2020
This review is focused on the existing evidence for circadian control of innate and adaptive immune responses to provide a framework for evaluating the contributions of diurnal rhythms to control of infections and pathogenesis of disease.Circadian rhythms driven by cell-autonomous biological clocks are central to innate and adaptive immune responses ...
openaire   +2 more sources

Exploitation of Outgoing and Incoming Telephone Calls in the Context of Circadian Rhythms of Social Activity Among Elderly People: Observational Descriptive Study

open access: yesJMIR mHealth and uHealth, 2020
BackgroundIn the elderly population, analysis of the circadian rhythms of social activity may help in supervising homebound disabled and chronically ill populations.
Aubourg, Timothée   +3 more
doaj   +1 more source

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