Results 51 to 60 of about 1,415 (214)

Photoprotective potential in some medicinal plants used to treat skin diseases in Sri Lanka [PDF]

open access: yes, 2016
BACKGROUND: The constant exposure to solar ultraviolet radiation (UV) has a variety of harmful effects on human health. Although synthetic sunscreen products have been introduced as a preventive/therapeutic strategy, with the realization of their adverse
Benthota Malavi Arachchige Shamila Malkanthi   +4 more
core   +1 more source

Synthesis of PMCA (P-Methoxy Cinnamic Acid) using Perkin Reaction and Its Activity as Photo Protective and Antifungal Agent [PDF]

open access: yes, 2022
This study aimed to synthesize p-methoxy cinnamic acid through the Perkin reaction and to determine its activity as a photoprotective and antifungal agent against Candida albicans. The PMCA compound was synthesized by reacting p-methoxy benzaldehyde with
Indriyanti, Erwin   +2 more
core   +3 more sources

Assessment of knowledge of skin cancer prevention and its relation with sun exposure and photo protection amongst gym academy members on the south of Santa Catarina, Brazil Avaliação do conhecimento quanto à prevenção do câncer de pele e sua relação com os hábitos da exposição solar e fotoproteção em praticantes de academia de ginástica do sul de Santa Catarina, Brasil

open access: yesAnais Brasileiros de Dermatologia, 2012
BACKGROUND: Skin cancer is the most frequent neoplasia in several parts of the world and also in Brazil. There is evidence of an increase in morbidity and mortality from skin cancer.
Mariana Rocha Fabris   +4 more
doaj   +1 more source

A perspective on the ultrafast photochemistry of solution-phase sunscreen molecules [PDF]

open access: yes, 2016
Sunscreens are one of the most common ways of providing on-demand additional photoprotection to the skin. Ultrafast transient absorption spectroscopy has recently proven to be an invaluable tool in understanding how the components of commercial sunscreen
Baker, Lewis A.   +2 more
core   +1 more source

Fotoproteção, melasma e qualidade de vida em gestantes Photoprotection, melasma and quality of life in pregnant women

open access: yesRevista Brasileira de Ginecologia e Obstetrícia, 2012
OBJETIVO: Avaliar hábitos de exposição solar e fotoproteção entre gestantes de um hospital público, orientação sobre fotoproteção durante o pré-natal, presença de melasma e seu impacto na qualidade de vida.
Kátia Sheylla Malta Purim   +1 more
doaj   +1 more source

Untersuchung der Radikalbildung durch Sonnenbestrahlung in Abhängigkeit der Dosis und spektralen Bereiche [PDF]

open access: yes, 2019
Introduction: The skin is particularly exposed to solar-induced oxidative stress. An excessive exposure to ultraviolet (UV) radiation increases the radical concentration, likely inducing skin damage (inflammation, tumor progression). Investigations on ex
Albrecht, Stephanie
core   +1 more source

Potential of Frangipani (Plumeria alba) Leaves Extract as Ultra Violet Protection [PDF]

open access: yes, 2020
Sunlight is the source of life and energy. Besides that, sunlight also creates skin challenges such as sunburn, pigmentation, wrinkles, dermatitis, aging, and skin cancer.
Arimbawa, Putu Eka   +2 more
core   +2 more sources

Queimadura solar em jovens: estudo de base populacional no Sul do Brasil Sunburn in young people: population-based study in Southern Brazil

open access: yesRevista de Saúde Pública, 2008
OBJETIVO: Analisar a prevalência e fatores de risco para queimadura solar em jovens com idade entre 10 e 29 anos. MÉTODOS: Estudo transversal de base populacional com amostragem em múltiplos estágios, realizado com residentes da zona urbana de Pelotas ...
Ricardo Lanzetta Haack   +2 more
doaj   +1 more source

Hurdles in investigating UVB damage in the putative ancient asexual Darwinula stevensoni (Ostracoda, Crustacea) [PDF]

open access: yes, 2013
Ostracoda or mussel-shrimps are small, bivalved Crustacea. Because of their excellent fossil record and their broad variety of reproductive modes, ostracods are of great interest as a model group in ecological and evolutionary research.
Martens, Koenraad   +3 more
core  

TOPICAL BENZOPHENONE-3 MICROEMULSION-BASED GELS: PREPARATION, EVALUATION AND DETERMINATION OF MICROBIOLOGICAL UV BLOCKING ACTIVITY [PDF]

open access: yes, 2014
Objective: Microemulsions (MEs) have been developed as active vehicles for sunscreens being physical sunscreens on their own.The aim of this study is to incorporate Benzophenone-3 (BZ-3), a chemical sunscreening agent into MEs resulting in a synergistic ...
ABD EL-Aziz, Nabaweya   +3 more
core   +1 more source

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