light exposure
In-car nocturnal blue light exposure improves motorway driving: a randomized controlled trial.
... blue light or blue-enriched light on alertness and cognitive ...nocturnal exposure to blue light was effective in enhancing cognitive performance on a sustained attention task [2,10,27,28], ...
6
The effects of hydrogen peroxide on the circadian rhythms of Microcystis aeruginosa.
... of light exposure ...during light exposure and minimally expressed in the ...the light cycle and minimum transcript abundances in the dark cycle under normal ...the light time, ...
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Adaptation to shift work: physiologically based modeling of the effects of lighting and shifts' start time.
... of light exposure and optimizing shifts ...different light conditions and for different shift start times for a schedule of four consecutive days of ...shift light can be reduced fourfold from ...
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The effects of exposure time on the surface microhardness of three dual-cured dental resin cements
... U100 cured only chemically showed statistically significant difference between 48 h and 7 days (p < 0.05). The SET resin cement showed no significant difference to groups without light exposure for all ...
8
The retromer complex is required for rhodopsin recycling and its loss leads to photoreceptor degeneration.
... degeneration in retromer mutants? We argue that this is not the case based on the following observations. First, the retromer mutants exhibit progressive PR degeneration over a 3-wk period (Figure 1B–C, Figure 2B–C, and ...
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PAPP5 is involved in the tetrapyrrole mediated plastid signalling during chloroplast development.
... early light response (Figure 4, ...following light exposure was significantly suppressed (Figure ...and light harvesting ...between light and plastid signalling ...
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Braz. Dent. J. vol.21 número3
... For the soft-start method the activation of some free radicals during the first photoactivation cycle occurs and initiates the polymerization reaction. During the first polymerization cycle, the degree of conversion ...
5
Orally active multi-functional antioxidants are neuroprotective in a rat model of light-induced retinal damage.
... cyclic light (40–45 m m) [24], suggesting that normal light exposure of these very light-sensitive rats prior to the onset of this study had already reduced ONL ...cyclic light to avoid ...
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J. Appl. Oral Sci. vol.22 número1
... plus light irradiation of both sides of each acrylic resin block for 40 seconds each (120 ...the light-exposure method, use of bonding agent, depth of cavity, post-irradiation time, and material ...
8
Mechanisms underlying stage-1 TRPL channel translocation in Drosophila photoreceptors.
... Since live cells synthesize ATP as a means for providing cellular energy, we measured ATP levels as a gauge for cell viability. Dark- raised wild-type eyes were incubated in the bath solution for times ranging from 30 ...
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Chemo-Preventive Functions of Grape Seed Proanthocyanidin Extract against UV-Induced Intracellular Oxidative Stress and Tyrosinase Activity Lei Shi, ,a Hua-Lin Tangb and Su-Ling Xub
... no GSPE treatment was used as a control. These two groups of cells were stained with carboxyl H2 DCFDA to illustrate the level of intracellular oxidative stress, followed by visualization under fluorescence microscope. ...
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Antimicrobial photodynamic action on dentin using a light-emitting diode light source
... In the control group, after the caries induction and with- out any treatment, the specimens were placed in 5 mL of saline solution. The individual action of the photosensitizer (Photogem or TBO) and of illumination was ...
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Effect of a Polymeric Protective Coating on Optical and Electrical Properties of Poly(p-phenylene vinylene) Derivatives
... For the conductivity measurements, a constant voltage of 6 V was applied for several hours at room conditions while exposing the ilms under the electrodes to the white light and measuring the current at diferent ...
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Braz. Dent. J. vol.19 número4
... between exposure time and shrinkage stress than between exposure time and sur- face ...the exposure times influence the shrinkage force and stress values more than they influence surface hardness ...
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J. Appl. Oral Sci. vol.19 número1
... O bjectives: This study evaluated the effects of light exposure through simulated indirect ceramic restorations (SICR) on hardness (KHN) of dual-cured resin cements (RCs), immediately [r] ...
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X rbepid 18 s1 00026
... prevent exposure to HIV; antiretroviral pre-exposure prophylaxis (PrEP) and antiretroviral post-exposure prophylasis (PEP) for HIV and treatment of serodiscordant couples as a strategy for prevention ...
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Mat. Res. vol.7 número4
... the output of the curing unit differs greatly when it is meas- ured using a commercial dental radiometer designed for office use or when measured with a power meter, which shows the distribution of the light ...
6
Braz. Dent. J. vol.27 número6
... the light source, and the LED with high irradiance caused higher heating compared to QTH light and low LED, confirming the results obtained in other study ...QTH light source produced higher ...
6
Bulk photochromism in a tungstate-phosphate glass: A new optical memory material?
... The photochromism of this glass was first observed when we exposed to a 488 nm continuous argon laser beam. We were surprised to observe a dark coloration of the yellow sample throughout the entire thickness of the ...
4
The physiological consequences of varied heat exposure events in adult Myzus persicae: a single prolonged exposure compared to repeated shorter exposures
... An unusual result in our study was that the amount of trehalose decreased in aphids exposed to repeated high temperatures compared to the aphids exposed to prolonged high temperatures. This contradicts the findings of ...
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