Results 31 to 40 of about 525,459 (354)

Modulatory effects in circadian-related diseases via the reciprocity of tea polyphenols and intestinal microbiota

open access: yesFood Science and Human Wellness, 2022
Tea is a widespread functional plant resource. Phytochemicals such as tea polyphenols (TP) can interact with the intestinal flora and participate in regulating the expression and rhythm of biological clock genes.
Ruonan Yan, Chi-Tang Ho, Xin Zhang
doaj   +1 more source

Some Studies on Circadian Rhythm in the Culture of Omphalina Quelet sp. (Basidiomycota, Agaricales) A Mycobiont of an Unidentified Basidiolichen [PDF]

open access: yes, 2010
This paper reports the discovery of circadian rhythm in Omphalina Quelet, in pure culture under laboratory conditions.
Jyoti Kalangutkar, Nandkumar Kamat
core   +2 more sources

Genetic basis of human circadian rhythm disorders. [PDF]

open access: yes, 2013
Circadian rhythm disorders constitute a group of phenotypes that usually present as altered sleep-wake schedules. Until a human genetics approach was applied to investigate these traits, the genetic components regulating human circadian rhythm and sleep ...
Fu, Ying-Hui   +3 more
core   +2 more sources

Light masking of the circatidal activity rhythm in the mangrove cricket Apteronemobius asahinai [PDF]

open access: yes, 2013
Apteronemobius asahinai shows two rhythms in its locomotor activity. One is the circatidal rhythm, which produces active and inactive phases, and the other is the circadian rhythm, which suppresses the intensity of the activity of the circatidal active ...
Goto, Shin G.   +3 more
core   +1 more source

Lighting as a Circadian Rhythm-Entraining and Alertness-Enhancing Stimulus in the Submarine Environment [PDF]

open access: yes, 2006
The human brain can only accommodate a circadian rhythm that closely follows 24 hours. Thus, for a work schedule to meet the brain’s hard-wired requirement, it must employ a 24 hour-based program.
Bullough, J. D.   +4 more
core   +1 more source

Circadian rhythm and cell population growth [PDF]

open access: yes, 2010
Molecular circadian clocks, that are found in all nucleated cells of mammals, are known to dictate rhythms of approximately 24 hours (circa diem) to many physiological processes.
Bekkal Brikci   +27 more
core   +5 more sources

Body-temperature circadian rhythm in 67 patients after heart valve replacement surgery secondary to valvular heart disease

open access: yesInternational Journal of Nursing Sciences, 2014
Purpose: Patient body temperature was monitored after cardiac valve replacement, in order to explore the characteristics of body-temperature circadian rhythm and the factors influencing that rhythm.
Xiao-Ying Jiang, Cong Wang
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 ...
A Davidson   +74 more
core   +2 more sources

Effect of Circadian Rhythm on Metabolic Processes and the Regulation of Energy Balance

open access: yesAnnals of Nutrition and Metabolism, 2019
Background: The circadian timing system or circadian clock plays a crucial role in many biological processes, such as the sleep-wake cycle, hormone secretion, cardiovascular health, glucose homeostasis, and body temperature regulation.
Yeliz Serin, Nilüfer Acar Tek
semanticscholar   +1 more source

Rheostatic Balance of Circadian Rhythm and Autophagy in Metabolism and Disease

open access: yesFrontiers in Cell and Developmental Biology, 2020
Circadian rhythms are physical, behavioral and environmental cycles that respond primarily to light and dark, with a period of time of approximately 24 h.
Xiang Wang   +8 more
doaj   +1 more source

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