Results 31 to 40 of about 100,006 (157)

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.   +21 more
core   +1 more source

Adult Circadian behavior in Drosophila requires developmental expression of cycle, but not period [PDF]

open access: yes, 2011
Circadian clocks have evolved as internal time keeping mechanisms that allow anticipation of daily environmental changes and organization of a daily program of physiological and behavioral rhythms.
Bonilla Gloribel   +21 more
core   +1 more source

Conditional circadian regulation of PHYTOCHROME A gene expression [PDF]

open access: yes, 2001
The phytochrome photoreceptors and the circadian clock control many of the same developmental processes, in all organs and throughout the growth of Arabidopsis plants. Phytochrome A (phyA) provides light input signals to entrain the circadian clock.
Nagy, F   +4 more
core   +1 more source

lys-circadian-light-sensor

open access: yes, 2022
Circadian light sensor, including light intensity in lux, light spectrum (color) and circadian light in mLux, using the Lys Technologies light sensor worn as a necklace.
Stephen Karl Larroque (2809273)
core   +1 more source

Circadian angiogenesis

open access: yesBiomolecular Concepts, 2014
Abstract Daily rhythms of light/darkness, activity/rest and feeding/fasting are important in human physiology and their disruption (for example by frequent changes between day and night shifts) increases the risk of disease. Many of the diseases found to be associated with such disrupted circadian lifestyles, including cancer ...
Jensen Lasse Dahl   +2 more
openaire   +3 more sources

A Circadian Clock-Regulated Toggle Switch Explains AtGRP7 and AtGRP8 Oscillations in Arabidopsis thaliana [PDF]

open access: yes, 2013
Schmal C, Reimann P, Staiger D. A Circadian Clock-Regulated Toggle Switch Explains AtGRP7 and AtGRP8 Oscillations in Arabidopsis thaliana. PLoS Computational Biology. 2013;9(3): e1002986.The circadian clock controls many physiological processes in higher
Staiger Dorothee   +11 more
core   +1 more source

The Arabidopsis SRR1 gene mediates phyB signaling and is required for normal circadian clock function [PDF]

open access: yes, 2003
Plants possess several photoreceptors to sense the light environment. In Arabidopsis cryptochromes and phytochromes play roles in photomorphogenesis and in the light input pathways that synchronize the circadian clock with the external world.
Davis, Seth J   +25 more
core   +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

A miR-219-5p-bmal1b negative feedback loop contributes to circadian regulation in zebrafish

open access: yesCommunications Biology
MicroRNAs post-transcriptionally regulate gene expression and contribute to numerous life processes, including circadian rhythms. However, whether miRNAs contribute to zebrafish circadian regulation has not yet been investigated.
Lianxin Wu   +3 more
doaj   +1 more source

CCorGsDB: a database for clock correlated genes in the mouse and human central nervous systems

open access: yesnpj Biological Timing and Sleep
We developed CCorGsDB, a web-based resource integrating mouse and human CNS co-expression networks filtered by circadian biomarkers. We validated the networks using time-series data from sixteen mouse regions and identified a conserved set of 251 ...
José Luiz Araújo Santos   +4 more
doaj   +1 more source

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