Articles with "light exposure" as a keyword



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Investigating fibroblast cells under "safe" and "injurious" blue-light exposure by holographic microscopy.

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Published in 2017 at "Journal of biophotonics"

DOI: 10.1002/jbio.201500340

Abstract: The exposure to visible light has been shown to exert various biological effects, such as erythema and retinal degeneration. However, the phototoxicity mechanisms in living cells are still not well understood. Here we report a… read more here.

Keywords: blue light; safe injurious; microscopy; exposure ... See more keywords
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Constant light exposure alters gut microbiota and short‐/medium‐chain fatty acids and aggravates PCOS‐like traits in HFD‐fed rats

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Published in 2022 at "Obesity"

DOI: 10.1002/oby.23380

Abstract: This study investigated the effects of constant light exposure on polycystic ovary syndrome (PCOS)‐like endocrine and metabolic changes in high‐fat diet (HFD)‐fed rats and to elucidate the related microbiotic mechanisms. read more here.

Keywords: hfd fed; constant light; pcos like; fed rats ... See more keywords
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Sleep/waketime preference and delayed diurnal eating rhythms are associated through light exposure timing and modified by sleep efficiency

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Published in 2022 at "Appetite"

DOI: 10.1016/j.appet.2021.105904

Abstract: Delayed eating rhythms, relative to the sleep/wake period, commonly manifest as a lack of hunger in the morning (morning anorexia) and elevated hunger in the late evening (evening hyperphagia). These intake patterns are associated with… read more here.

Keywords: waketime; sleep waketime; light exposure; sleep efficiency ... See more keywords
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Effect of embryonic light exposure on laterality and sociality in quail chicks (Coturnix coturnix japonica)

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Published in 2021 at "Applied Animal Behaviour Science"

DOI: 10.1016/j.applanim.2021.105270

Abstract: Abstract Lateralization is the ascendency of one side of the body or the brain to control and perform motor or perceptual functions. Light exposure during prenatal life can modulate the expression of visual lateralization (strength… read more here.

Keywords: laterality; quail chicks; cohesion; light exposure ... See more keywords
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Improved cognitive morning performance in healthy older adults following blue-enriched light exposure on the previous evening

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Published in 2018 at "Behavioural Brain Research"

DOI: 10.1016/j.bbr.2018.04.021

Abstract: Objectives Exposure to light can have acute alerting and circadian phase‐shifting effects. This study investigated the effects of evening exposure to blue‐enriched polychromatic white (BEL) vs. polychromatic white light (WL) on sleep inertia dissipation the… read more here.

Keywords: exposure; morning; blue enriched; older adults ... See more keywords
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Enhancing lutein productivity of Chlamydomonas sp. via high-intensity light exposure with corresponding carotenogenic genes expression profiles.

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Published in 2019 at "Bioresource technology"

DOI: 10.1016/j.biortech.2018.12.109

Abstract: The marine microalga Chlamydomonas sp. JSC4 is a potential lutein source with high light tolerance. In this study, light intensity was manipulated to enhance cell growth and lutein production of this microalga. High lutein productivity… read more here.

Keywords: high light; intensity; light; light exposure ... See more keywords
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Simultaneously enhanced intracellular lipogenesis and β-carotene biosynthesis of Rhodotorula glutinis by light exposure with sodium acetate as the substrate.

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Published in 2019 at "Bioresource technology"

DOI: 10.1016/j.biortech.2019.122274

Abstract: In this study, light exposure was applied to simultaneously enhance lipogenesis and β-carotene biosynthesis of Rhodotorula glutinis with sodium acetate as the sole carbon source. The results showed that cell growth, intracellular lipogenesis and carotene… read more here.

Keywords: lipogenesis carotene; exposure; carotene biosynthesis; sodium acetate ... See more keywords
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Light-ageing characteristics of Māori textiles: Colour, strength and molecular change

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Published in 2017 at "Journal of Cultural Heritage"

DOI: 10.1016/j.culher.2016.11.012

Abstract: Māori are the indigenous people of Aotearoa New Zealand. Textiles produced by Māori have high cultural importance and aesthetic appeal and are consequently often on display, despite being thought to be vulnerable to photodegradation, with… read more here.

Keywords: dyed muka; change; ori textiles; dye ... See more keywords
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Light exposure accelerates oxidative protein polymerization in beef stored in high oxygen atmosphere.

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Published in 2019 at "Food chemistry"

DOI: 10.1016/j.foodchem.2019.125132

Abstract: Protein oxidation of beef patties stored in high oxygen modified atmosphere packaging for 9 days was investigated. Meat was either stored in the dark, under light, or in the dark with addition of FeCl2/H2O2/myoglobin (forced oxidation).… read more here.

Keywords: protein; stored high; light exposure; protein polymerization ... See more keywords
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Increase in the left hippocampal dentate gyrus head volume after a 4-week bright light exposure in healthy participants: A randomized controlled study.

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Published in 2021 at "Journal of psychiatric research"

DOI: 10.1016/j.jpsychires.2021.11.009

Abstract: INTRODUCTION Bright light therapy (BLT) has been used for treating seasonal affective disorder, depression and bipolar depression. However, it's precise mechanism remains unclear. Bright light exposure (BL) induces neurogenesis in the adult rat hippocampal dentate… read more here.

Keywords: volume; healthy participants; group; bright light ... See more keywords
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Zein-modified antimicrobial polypropylene: Characterization and reusability upon UV-A light exposure

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Published in 2020 at "Lwt - Food Science and Technology"

DOI: 10.1016/j.lwt.2019.108983

Abstract: Abstract Zein is a protein found in the endosperm of corn kernels. A variety of food-related applications have been explored using zein. While zein does not have intrinsic antimicrobial properties, it is often explored as… read more here.

Keywords: modified antimicrobial; zein modified; polypropylene; zein ... See more keywords