Results 1 to 10 of about 1,415 (214)

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

Int J Mol Sci, 2020
Excessive UV exposure contributes to several pathological conditions like skin burns, erythema, premature skin aging, photodermatoses, immunosuppression, and skin carcinogenesis.
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   +6 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

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   +2 more sources

Polypodium leucotomos extract in topical and oral photoprotection: ten years of Brazilian experience [PDF]

Surgical & Cosmetic Dermatology, 2023
Polypodium leucotomos extract was first described in the literature 55 years ago, demonstrating anti-inflammatory action in dermatoses such as vitiligo and psoriasis.
Sergio Schalka
doaj   +1 more source

Use of lip protecting agents in the prevention of Actinic cheilitis, Herpes labialis and cancer of lip: a systematic review [PDF]

, 2021
Background: Actinic cheilitis, herpes labialis and lip cancer are relatively common conditions presenting on the lips associated with exposure to periods of sun exposure and thereby ultraviolet radiation.
Ariyawardana, Anura, Hyun Moon, So, Ravichandran, Malavika, Samuela, Amy Vicki, Sangha, Amolak, Sharma, Dileep, Tso, Stephanie   +6 more
core   +1 more source

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

Multifunctional bismuth oxide (Bi2O3) particles: Evidence for selective melanoma therapy

Journal of Biomedical Materials Research Part A, Volume 111, Issue 8, Page 1253-1263, August 2023., 2023
Abstract The current study investigates the therapeutic and optical properties of bismuth oxide (Bi2O3) particles for selective melanoma therapy and prevention. The Bi2O3 particles were prepared using a standard precipitation method. The Bi2O3 particles induced apoptosis in human A375 melanoma cells but not human HaCaT keratinocytes or CCD‐1090Sk ...
Marcela Laura Chaki Borrás, Georgia Colbran, David R. G. Mitchell, Philip J. Barker, Ronald Sluyter, Konstantin Konstantinov   +5 more
wiley   +1 more source

Prevalence of photoprotection and its associated factors in risk group for skin cancer in Teresina, Piauí [PDF]

Anais Brasileiros de Dermatologia, 2017
: Background: The incidence of skin cancer has increased worldwide, particularly melanoma rates, which had a mean development of 2.6 % a year in the last 10 years.
Fernanda Ayres de Morais e Silva Cardoso, Gerardo Vasconcelos Mesquita, Viriato Campelo, Maria do Carmo de Carvalho e Martins, Camila Aparecida Pinheiro Landim Almeida, Regina Silva Rabelo, Amanda Eugênia Almeida Rocha, Jadson Lener Oliveira dos Santos   +7 more
doaj   +1 more source

Non-use of sunscreen among adults and the elderly in southern Brazil [PDF]

Anais Brasileiros de Dermatologia, 2019
Background One of the main prevention methods against skin cancer is the use of sunscreen; however, incidence of this disease has not declined despite prevention campaigns.
Elizabet Saes da Silva, Samuel Carvalho Dumith   +1 more
doaj   +1 more source