photoprotection


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photoprotection

Public health The use of a physical–eg, hat, protective clothing, zinc oxide, titanium oxide or chemical barrier–eg, PABA esters, digalloyl trioleate, cinnamic acid, methyl anthranilate, to ↓ UV light exposure. See Sunblock, Sunscreen.
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Exposure to nonextreme solar UV daylight: Spectral characterization, effects on skin and photoprotection. Int J Mol Sci 16, 68-90.
Contradictory Effects of Chemical Filters in UV/ROS-Stressed Human Keratinocyte and Fibroblast Cells
Functional roles of flavonoids in photoprotection: new evidence, lessons from the past.
Micropropagacion de Baccharis antioquensis (Asteraceae) y fotoinduccion de polifenoles mediante radiacion UV
Regular sun exposure, use of photoprotection, and vitamin D supplementation were reported by 144 (64.0%), 44 (19.6%), and five (2.2%) of the women evaluated, respectively (Table 1).
Vitamin D Postpartum Concentrations: Relationship with Nutritional Condition and Morbidities during Pregnancy
Thus, the photoprotection from naturally occurring substances has gained considerable attention in recent years due to their wide range of biological activities.
Use of Flavonoids and Cinnamates, the Main Photoprotectors with Natural Origin
UV photoprotection by combination topical antioxidants vitamin C and vitamin E.
8 Essential Nutrients for Healthy Skin
Regarding oral and topical photoprotection, exogenous nutrients such as [alpha]-tocopherol, oral and topical retinoids such as vitamin A and [beta]-carotene (a precursor of vitamin A), lycopene, and lutein all contribute to the formation of a UV-radiation barrier and some of them act as antioxidants (47).
Mechanisms of skin aging/Mecanismos de envejecimiento de la piel/Mecanismos de envelhecimento da pele
Furthermore, flavonoids can protect plants from solar UV radiation through distinct mechanisms of photoprotection, including UV absorption, direct and indirect antioxidant properties, and modulation of several signaling pathways [31].
Development and Evaluation of Photoprotective O/W Emulsions Containing Hydroalcoholic Extract of Neoglaziovia variegata (Bromeliaceae)
Photoprotection by melanin- a comparison of black and Caucasion skin.
Characteristics of skin colour
The natural photoprotection of the nail bed is limited by the absence of melanocytes, stratum granulosum, and sebaceous glands.
Diclofenac-induced photo-onycholysis
A decrease in F v /F m could be the result of photochemical damage in the PSII reaction center, but could also be the result of photoprotection, which is the dissipation of non-photochemical energy (Demmig and Bjorkman, 1987).
Effects of Low Temperature on Leaf Anatomy and Photosynthetic Performance in Different Genotypes of Wheat Following a Rice Crop
Studies showed that the efficacy of--carotene in systemic photoprotection depends on the duration of treatment and on the dose.
Causes and risk factors for skin cancer--the current state of knowledge
2005) as far as we know little information related to photoinhibition and photoprotection of ginkgo (Ginkgo biloba L.) is available yet.
DIURNAL CHANGES IN GAS EXCHANGE AND CHLOROPHYLL FLUORESCENCE IN GINKGO LEAVES UNDER FIELD CONDITIONS

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