... activity. We have shown significant correlations between the oscillations of these clock genes and hormone rhythms and sleep/wake ... individuals. Moreover, we have compared individuals with differences in the clock gene PER3, and find that these individuals also show ...
... , not the day – and this week, scientists are reporting the discovery of the genes that control this phenomenon. These rhythmic growth spurts ... involved in circadian rhythms – the "biological clock" genes that are influenced by light and dark, vary their activity ...
... of Georgia researchers say. Mice with mutated or missing "clock" genes are prone to thick, inflexible blood ... -released meds that are in sync with circadian rhythms. Clock genes are ubiquitous and scientists are finding they seem ...
... of the National Academy of Sciences. "It's surprising to find a clock gene that is performing the same function across ... trick in plant seedlings. Because the rest of the clock genes are quite different between plants and humans ...
... that are coordinated with diurnal events. Thus, one of the mechanisms of clock gene regulation is the control of transcription and accumulation ... transcripts. Other forms of regulation are post-translational—after the clock gene proteins have been made. These proteins are translocated ...
... at circadian promoters, where they turn on the transcription of other clock genes, they report. Treatments that block SIRT1 ... activity of several core clock genes. SIRT1 binds CLOCK-BMAL1 in a circadian manner ...
... an endogenous timing system, called a circadian clock, to regulate metabolic activities in a day/night ... manipulation is used to stimulate HSC mobilization, circadian clock genes continue to influence yield. The researchers ...
... . These animals showed changes in the expression of clock and metabolic genes, and were leaner, more sensitive to insulin, and on different ... partnership regulates hormone action as well as clock genes that coordinate circadian rhythms," says Lazar ...
... tissues, such as the liver and kidneys, the circadian oscillation of clock gene activity had been well demonstrated in the cardiovascular ... pressure. The animals had impairments in the rhythmicity of the major clock genes, including Bmal1, a transcription factor ...
... of enzymes and hormones involved in metabolism, and disturbance of the clock can lead to such phenomena as hormone imbalance, obesity ... content, but also by disrupting the phases and daily rhythm of clock genes. They contend also that high fat-induced ...
... and Sciences. "Our study indicates that interfering with the function of these clock genes in cancer tissue may be an effective way ... events in the disease's development, they determined that the mutation of this clock gene reactivates the intracellular signals that can eliminate ...
... to DNA, and therefore to regulate genes, and selected candidates mostly likely to be part of a clock: the ones that cycle between abundant ... contributes to hybrid vigor, suggesting that targeting clock genes may be a way to improve the growth of crops ...
... of laboratory mice, the researchers discovered the circadian clock genes strongly regulate the production of nicotinamide ... in darkness.) In the mutant animals, those with disrupted circadian clocks, there was a deficit in the levels. Also, the levels were flat -- they did ...
... were among the potential factors likely to be involved in clock gene regulation. The common property of these small ... 's team adds a stone to this edifice by placing miR-122 within the clock gene machinery ...
... pathway has been identified as responsible for interactions between the genes that regulate the body clock and those that may worsen symptoms of arthritis ... 's circadian rhythm and, specifically, that certain body clock genes may play a part in the activation of TNF ...
