Results 1 to 10 of about 1,497 (231)

Sunscreening agents: a review. [PDF]

J Clin Aesthet Dermatol, 2013
The increasing incidence of skin cancers and photodamaging effects caused by ultraviolet radiation has increased the use of sunscreening agents, which have shown beneficial effects in reducing the symptoms and reoccurrence of these problems. Many sunscreen compounds are in use, but their safety and efficacy are still in question.
Latha MS, Martis J, Shobha V, Sham Shinde R, Bangera S, Krishnankutty B, Bellary S, Varughese S, Rao P, Naveen Kumar BR.   +9 more
europepmc   +4 more sources

Fator de proteção solar: significado e controvérsias Sun protection factor: meaning and controversies [PDF]

Anais Brasileiros de Dermatologia, 2011
O Fator de Proteção Solar (FPS) é o principal dado para quantificação da eficácia fotoprotetora de um filtro solar, sendo universalmente aceito. Seu método é baseado na determinação da Dose Eritematosa Mínima (DEM), definida como sendo a menor quantidade
Sergio Schalka, Vitor Manoel Silva dos Reis   +1 more
doaj   +6 more sources

Standardized In Vivo Method Using High-Resolution Diffuse Reflectance Spectroscopy for Evaluating Sunscreen Effectiveness Against Ultraviolet A and High-Energy Visible Light. [PDF]

Photodermatol Photoimmunol Photomed
ABSTRACT Background Accurate and reliable evaluation of sunscreen performance is necessary to ensure adequate balanced sun protection against ultraviolet light (UV) and high‐energy visible light (HEV), depending on an individual's skin phototype and dermatoses.
Touti R, Renoux P, Nocairi H, Douezan S, Passeron T, Josso M.   +5 more
europepmc   +2 more sources

Beliefs and Attitudes Towards Sunscreen and Sun Protection Practices Among South Asians in British Columbia: A Survey Study. [PDF]

Photodermatol Photoimmunol Photomed
ABSTRACT Background/Purpose South Asians form a substantial proportion of Canada's Skin of Color (SOC) population, yet limited knowledge exists about their sun protection beliefs, attitudes, and practices. This study aimed to explore these factors. Methods A cross‐sectional survey was conducted from April to October 2024 to evaluate sun protection ...
Toor H, Gill MS, Ahad T.
europepmc   +2 more sources

The Involvement of Xanthone and (E)-Cinnamoyl Chromophores for the Design and Synthesis of Novel Sunscreening Agents. [PDF]

Int J Mol Sci, 2020
Popiół J, Gunia-Krzyżak A, Słoczyńska K, Koczurkiewicz-Adamczyk P, Piska K, Wójcik-Pszczoła K, Żelaszczyk D, Krupa A, Żmudzki P, Marona H, Pękala E.   +10 more
europepmc   +3 more sources

Ultrafast photoprotective properties of the sunscreening agent octocrylene

Optics Express, 2016
Today octocrylene is one of the most common molecules included in commercially available sunscreens. It provides broadband photoprotection for the skin from incident UV-A and UV-B radiation of the solar spectrum. In order to understand how octocrylene fulfils its role as a sunscreening agent, femtosecond pump-probe transient electronic UV-visible ...
Lewis A. Baker, Michael D. Horbury, Vasilios G. Stavros   +2 more
openalex   +3 more sources

IN VITRO DEMONSTRATION OF DALBERGIA SISSOO (INDIAN ROSEWOOD) METHANOLIC EXTRACTS AS POTENTIAL AGENTS FOR SUNSCREENING AND DNA NICK PREVENTION [PDF]

, 2016
Objective: This report is an attempt to evaluate methanolic extracts of leaves, fruits and bark from Dalbergia sissoo for photoprotective and DNA protective potential in vitro and to get an insight into its phytochemical constituents.Methods: Total ...
Shagufta Yasmeen, Promila Gupta
openalex   +3 more sources

An Experimental Study for Sunscreening Effect of Several Sunscreen Agents [PDF]

The Ewha Medical Journal, 1982
Joo Eun Jang, Hong Il Kook, Joo Hyun Byun   +2 more
openalex   +2 more sources

Determination of sun exposure and photoprotection habits in individuals who perform outdoor exercises, in the Venezuelan Andean region

Iatreia, 2023
Background: Frequent and indiscriminate sun exposure has determined an increase in skin cancer rates globally. In Venezuela, reports evaluating sun exposure practices and the use of photoprotection measures are limited.
Aguasanta González-Delatorre, Guillermo Terán-Ángel, María Eugenia Ortega-Moreno, Luisa Elena Montilla-Calderón   +3 more
doaj   +1 more source

NHC‐Stabilized Iridium Nanoparticles as Catalysts in Hydrogen Isotope Exchange Reactions of Anilines

Angewandte Chemie, Volume 132, Issue 9, Page 3545-3550, February 24, 2020., 2020
Aller Austausch ist schwer: Durch N‐heterocyclische Carbene stabilisierte Iridium‐Nanopartikel wurden hergestellt und in Wasserstoff‐Isotopenaustauschreaktionen eingesetzt. Die unter Luft stabilen und einfach handhabbaren Nanopartikel ermöglichen den selektiven und effizienten Einbau von D und T in Aniline mit D2 und T2 als Quelle.
Mégane Valero, Donia Bouzouita, Alberto Palazzolo, Jens Atzrodt, Christophe Dugave, Simon Tricard, Sophie Feuillastre, Grégory Pieters, Bruno Chaudret, Volker Derdau   +9 more
wiley   +2 more sources