Results 21 to 30 of about 159,356 (284)

Identification and temporal expression of putative circadian clock transcripts in the amphipod crustacean Talitrus saltator [PDF]

open access: yesPeerJ, 2016
Background Talitrus saltator is an amphipod crustacean that inhabits the supralittoral zone on sandy beaches in the Northeast Atlantic and Mediterranean. T.
Joseph F. O’Grady   +3 more
doaj   +2 more sources

Quantitative analysis of regulatory flexibility under changing environmental conditions [PDF]

open access: yes, 2010
The circadian clock controls 24-h rhythms in many biological processes, allowing appropriate timing of biological rhythms relative to dawn and dusk. Known clock circuits include multiple, interlocked feedback loops.
Adrian W Thomson   +12 more
core   +4 more sources

Clock is important for food and circadian regulation of macronutrient absorption in mice

open access: yesJournal of Lipid Research, 2009
Clock genes respond to external stimuli and exhibit circadian rhythms. This study investigated the expression of clock genes in the small intestine and their contribution in the regulation of nutrient absorption by enterocytes.
Xiaoyue Pan, M. Mahmood Hussain
doaj   +1 more source

Diel pattern of circadian clock and storage protein gene expression in leaves and during seed filling in cowpea (Vigna unguiculata) [PDF]

open access: yes, 2018
Background Cowpea (Vigna unguiculata) is an important source of protein supply for animal and human nutrition. The major storage globulins VICILIN and LEGUMIN (LEG) are synthesized from several genes including LEGA, LEGB, LEGJ and CVC (CONVICILIN).
Egea Gutiérrez-Cortines, Marcos   +6 more
core   +4 more sources

Postnatal ontogenesis of clock genes in mouse suprachiasmatic nucleus and heart

open access: yesLipids in Health and Disease, 2010
Background The master clock within the hypothalamic suprachiasmatic nucleus (SCN) synchronizing clocks in peripheral tissues is entrained by the environmental condition, such as the light-dark (LD) cycle. The mechanisms of circadian clockwork are similar
Hua Luchun   +4 more
doaj   +1 more source

Nutrients, Clock Genes, and Chrononutrition [PDF]

open access: yesCurrent Nutrition Reports, 2014
Circadian clocks that comprise clock genes exist throughout the body and control daily physiological events. The central clock that dominates activity rhythms is entrained by light/dark cycles, whereas peripheral clocks regulating local metabolic rhythms are determined by feeding/fasting cycles. Nutrients reset peripheral circadian clocks and the local
Oike, Hideaki   +2 more
openaire   +2 more sources

Profiling of circadian genes expressed in the uterus endometrial stromal cells of pregnant rats as revealed by DNA microarray coupled with RNA interference

open access: yesFrontiers in Endocrinology, 2013
The peripheral circadian oscillator plays an essential role in synchronizing local physiology to operate in a circadian manner via regulation of the expression of clock-controlled genes.
Hirotaka eTasaki   +7 more
doaj   +1 more source

Rodent models for the analysis of tissue clock function in metabolic rhythms research [PDF]

open access: yes, 2017
The circadian timing system consists on a distributed network of cellular clocks that together coordinate 24-h rhythms of physiology and behavior. Clock function and metabolism are tightly coupled, from the cellular to the organismal level.
Astiz, Mariana   +3 more
core   +2 more sources

FLOWERING LOCUS C -dependent and -independent regulation of the circadian clock by the autonomous and vernalization pathways [PDF]

open access: yes, 2006
Background The circadian system drives pervasive biological rhythms in plants. Circadian clocks integrate endogenous timing information with environmental signals, in order to match rhythmic outputs to the local day/night cycle.
Amasino, Richard M.   +5 more
core   +4 more sources

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

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