Results 91 to 100 of about 347,727 (386)

EEG Spectral Exponents and Visual Chirp Responses Mirror Anti‐Seizure Medication Load in Refractory Focal Epilepsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Quantitative markers of cortical excitability may help identify responders to anti‐seizure medications (ASMs). We studied the relationship between ASM load and two electroencephalography (EEG) markers of cortical excitability in people with refractory epilepsy. Methods We included individuals with refractory focal epilepsy undergoing
Silvano R. Gefferie   +7 more
wiley   +1 more source

Photoperiodic plasticity in circadian clock neurons in insects

open access: yesFrontiers in Physiology, 2013
Since Bünning’s observation of circadian rhythms and photoperiodism in the runner bean Phaseolus multiflorus in 1936, many studies have shown that photoperiodism is based on the circadian clock system.
Sakiko eShiga
doaj   +1 more source

Heterogeneous expression of the core circadian clock proteins among neuronal cell types in mouse retina. [PDF]

open access: yesPLoS ONE, 2012
Circadian rhythms in metabolism, physiology, and behavior originate from cell-autonomous circadian clocks located in many organs and structures throughout the body and that share a common molecular mechanism based on the clock genes and their protein ...
Xiaoqin Liu   +2 more
doaj   +1 more source

Period 2: A Regulator of Multiple Tissue-Specific Circadian Functions

open access: yesFrontiers in Molecular Neuroscience, 2021
The zebrafish represents a powerful model for exploring how light regulates the circadian clock due to the direct light sensitivity of its peripheral clocks, a property that is retained even in organ cultures as well as zebrafish-derived cell lines ...
Gennaro Ruggiero   +8 more
doaj   +1 more source

A proteomics landscape of circadian clock in mouse liver

open access: yesNature Communications, 2018
As a circadian organ, liver executes diverse functions in different phase of the circadian clock. This process is believed to be driven by a transcription program.
Yunzhi Wang   +12 more
semanticscholar   +1 more source

Threshold Values of Sleep Spindles Features in Healthy Adults Using Scalp‐EEG and Associations With Sleep Parameters

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Sleep spindles are an electrophysiological fingerprint of the sleeping human brain. They can be described in terms of duration, frequency, amplitude, and density, and vary widely according to age and sex. Spindles play a role in sleep and wake functions and are altered in several neurological and psychiatric disorders.
Julien Coelho   +8 more
wiley   +1 more source

Tuning up an aged clock: Circadian clock regulation in metabolism and aging

open access: yesTranslational Medicine of Aging, 2022
Circadian rhythms provide temporal variation of a broad range of behavioral and physiological functions, which is precisely controlled by the internal molecular gear, the circadian clock.
Shogo Sato   +3 more
doaj  

Transcriptomal dissection of soybean circadian rhythmicity in two geographically, phenotypically and genetically distinct cultivars

open access: yesBMC Genomics, 2021
Background In soybean, some circadian clock genes have been identified as loci for maturity traits. However, the effects of these genes on soybean circadian rhythmicity and their impacts on maturity are unclear.
Yanlei Yue   +9 more
doaj   +1 more source

The Circadian Clock, Reward, and Memory [PDF]

open access: yesFrontiers in Molecular Neuroscience, 2011
During our daily activities, we experience variations in our cognitive performance, which is often accompanied by cravings for small rewards, such as consuming coffee or chocolate. This indicates that the time of day, cognitive performance, and reward may be related to one another.
openaire   +5 more sources

Circadian clocks and breast cancer [PDF]

open access: yesBreast Cancer Research, 2016
Circadian clocks respond to environmental time cues to coordinate 24-hour oscillations in almost every tissue of the body. In the breast, circadian clocks regulate the rhythmic expression of numerous genes. Disrupted expression of circadian genes can alter breast biology and may promote cancer.
Blakeman, V   +3 more
openaire   +5 more sources

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