Results 1 to 10 of about 33,176 (266)

A Review of Evidence for the Involvement of the Circadian Clock Genes into Malignant Transformation of Thyroid Tissue [PDF]

open access: yesClocks & Sleep, 2023
(1) Background: In 2013, the results of a pioneer study on abnormalities in the levels and circadian rhythmicity of expression of circadian clock genes in cancerous thyroid nodules was published.
Arcady A. Putilov   +2 more
doaj   +2 more sources

Research progress on the mutual regulatory mechanism of circadian clock genes and autophagy [PDF]

open access: yesFrontiers in Cell and Developmental Biology
Recent studies have highlighted the intricate relationship between the circadian rhythm, a natural biological process responsive to light and darkness, and autophagy, a mechanism crucial for maintaining cellular homeostasis.
Yueqi Ma   +17 more
doaj   +2 more sources

Feeding period restriction alters the expression of peripheral circadian rhythm genes without changing body weight in mice. [PDF]

open access: yesPLoS ONE, 2012
Accumulating evidence suggests that the circadian clock is closely associated with metabolic regulation. However, whether an impaired circadian clock is a direct cause of metabolic dysregulation such as body weight gain is not clearly understood. In this
Hagoon Jang   +5 more
doaj   +1 more source

Diurnal oscillations of soybean circadian clock and drought responsive genes. [PDF]

open access: yesPLoS ONE, 2014
Rhythms produced by the endogenous circadian clock play a critical role in allowing plants to respond and adapt to the environment. While there is a well-established regulatory link between the circadian clock and responses to abiotic stress in model ...
Juliana Marcolino-Gomes   +9 more
doaj   +1 more source

Comparative Analysis of Circadian Transcriptomes Reveals Circadian Characteristics between Arabidopsis and Soybean

open access: yesPlants, 2023
The circadian clock, an endogenous timing system, exists in nearly all organisms on Earth. The plant circadian clock has been found to be intricately linked with various essential biological activities. Extensive studies of the plant circadian clock have
Xingwei Wang, Yanfei Hu, Wei Wang
doaj   +1 more source

Non-circadian expression masking clock-driven weak transcription rhythms in U2OS cells. [PDF]

open access: yesPLoS ONE, 2014
U2OS cells harbor a circadian clock but express only a few rhythmic genes in constant conditions. We identified 3040 binding sites of the circadian regulators BMAL1, CLOCK and CRY1 in the U2OS genome. Most binding sites even in promoters do not correlate
Julia Hoffmann   +5 more
doaj   +1 more source

Role of Sleep Restriction in Daily Rhythms of Expression of Hypothalamic Core Clock Genes in Mice

open access: yesCurrent Issues in Molecular Biology, 2022
Lack of sleep time is a menace to modern people, and it leads to chronic diseases and mental illnesses. Circadian processes control sleep, but little is known about how sleep affects the circadian system.
Weitian Li   +4 more
doaj   +1 more source

Circadian clock genes, ovarian development and diapause [PDF]

open access: yesBMC Biology, 2010
Insects, like most organisms, have an internal circadian clock that oscillates with a daily rhythmicity, and a timing mechanism that mediates seasonal events, including diapause. In research published in BMC Biology, Ikeno et al. show that downregulation of the circadian clock genes period and cycle affects expression of ovarian diapause in the insect ...
Bradshaw William E   +1 more
openaire   +3 more sources

Membrane Currents, Gene Expression, and Circadian Clocks [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2017
Neuronal circadian oscillators in the mammalian and Drosophila brain express a circadian clock comprised of interlocking gene transcription feedback loops. The genetic clock regulates the membrane electrical activity by poorly understood signaling pathways to generate a circadian pattern of action potential firing.
Allen, Charles N   +2 more
openaire   +6 more sources

Inference of Gene Regulatory Network Uncovers the Linkage between Circadian Clock and Crassulacean Acid Metabolism in Kalanchoë fedtschenkoi

open access: yesCells, 2021
The circadian clock drives time-specific gene expression, enabling biological processes to be temporally controlled. Plants that conduct crassulacean acid metabolism (CAM) photosynthesis represent an interesting case of circadian regulation of gene ...
Robert C. Moseley   +4 more
doaj   +1 more source

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