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.
References in periodicals archive ?
Relevance of vitamins C and E in cutaneous photoprotection.
Other innovative options for photoprotection are DNA-oligonucleotides, which enhance DNA-repair and stimulate melanogenesis (84).
After exposure to low temperature stress at the tillering and stem elongation stages, the decrease in qP and increase in NPQ showed increase in the dissipation of non-photochemical energy, indicating that photoprotection was activated to avoid damage caused by excess light.
In the present study reversible change in Fv/Fm Fv/Fo and PIabs was found during the day suggesting that photoprotection rather than photodamage occurred.
IV, V) (1-3), a 30 SPF commercial sunscreen is likely to offer convenient photoprotection against the full UV radiation spectrum; lighter phototypes (i.
However, when relating these sociodemographic, occupational and general health variables with type of work, a greater occurrence was recorded for male outdoor workers, with 6 years of schooling who were exposed to the sun for up to 6 hours and used some means of photoprotection.
Consequently, the decrease in photochemical parameters is related to downregulation of photosynthesis for the sake of photoprotection.
Their topics include a fountain of youth in gene regulation, vitamin D analogs and their clinical uses, oxidative stress, its role in photoprotection of the skin, membrane receptors for vitamin D metabolites and the role of reactive oxygen species, anti-inflammatory actions to prevent and treat diseases, infection, cardiovascular disease, and defending the aging nervous system.
Sufficiently high oral doses or topical application of green tea (Camellia sinensis) may also offer photoprotection.
Photoprotection with sunscreens and avoidance of UV and artificial radiation from fluo-rescent lamp exposure was suggested.
DO IT ALL Following a regimen of overall photoprotection, which includes protective clothing, avoiding the midday sun, and regular use of a high SPF sunscreen should provide significant protection.
Tagetes erecta L Flowers Photoprotection (Asteraceae) 26.