Results 21 to 30 of about 512 (149)

The prescribing of sunscreen preparations: A guide for the general practitioner

open access: yesSouth African Family Practice, 1987
No abstract available.
Beverley Summers, Rob Summers
doaj   +1 more source

Knowledge and habits of sun exposure in university students: a cross-sectional study in Southern Brazil [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2019
BACKGROUND: Excessive sun exposure is the major risk factor for skin cancer. Thus, sun exposure behavior is the major focus for prevention of this disease, since it is potentially modifiable.
Lia Natália Diehl Dallazem   +5 more
doaj   +1 more source

An evaluation of root phytochemicals derived from Althea officinalis (Marshmallow) and Astragalus membranaceus as potential natural components of UV-protecting dermatological formulations [PDF]

open access: yes, 2016
Open access journalAs lifetime exposure to ultraviolet (UV) radiation has risen, the deleterious effects have also become more apparent. Numerous sunscreen and skincare products have therefore been developed to help reduce the occurrence of sunburn ...
Curnow, Alison, Owen, Sara
core   +3 more sources

Attractive aerobic access to the α,β-unsaturated acyl azolium intermediate: oxidative NHC catalysis via multistep electron transfer [PDF]

open access: yes, 2016
To replace high molecular weight oxidants with air (O2) we introduce multistep electron transfer NHC catalysis. The method provides a general and selective oxidation of the α,β-unsaturated aldehyde derived homoenolate to the synthetically useful α,β ...
Axelsson, Anton   +2 more
core   +1 more source

Photoprotection by Punica granatum seed oil nanoemulsion entrapping polyphenol-rich ethyl acetate fraction against UVB-induced DNA damage in human keratinocyte (HaCaT) cell line [PDF]

open access: yes, 2016
There has been an increase in the use of botanicals as skin photoprotective agents. Pomegranate (Punica granatum L.) is well known for its high concentration of polyphenolic compounds and for its antioxidant and anti-inflammatory properties.
Baccarin, Thaisa   +4 more
core   +1 more source

The Effect of a Sunscreen Containing Para-aminobenzoic Acid on the Systemic Immunologic Alterations Induced in Mice by Exposure to UVB Radiation [PDF]

open access: yes, 1984
Application of a sunscreen containing para-aminobenzoic acid partially abrogated certain of the systemic immunologic alterations produced in mice by exposure to UVB (280–320 nm) radiation from sunlamp bulbs.
Direcció de Serveis de Projectes Urbans   +1 more
core   +1 more source

Differential Occurrence of Cuticular Wax and Its Role in Leaf Physiological Mechanisms of Three Edible Aroids of Northeast India [PDF]

open access: yes, 2022
The localization of cuticular wax (CW) on the leaf epidermis and its interaction with the physiological mechanisms of three edible aroids, Alocasia, Colocasia, and Xanthosoma, were assessed.
Acharya, Gobinda Chandra   +10 more
core   +1 more source

Comportamento relativo à exposição e proteção solar na população de 15 anos ou mais de 15 capitais brasileiras e Distrito Federal, 2002-2003 Behaviors related to sunlight exposure versus protection in a random population sample from 15 Brazilian State capitals and the Federal District, 2002-2003

open access: yesCadernos de Saúde Pública, 2007
Este artigo explora a relação entre variáveis sócio-demográficas e comportamentais com proteção solar, levando-se em consideração as diferenças regionais existentes.
André Salem Szklo   +6 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

Alternative methods to evaluate the protective ability of sunscreen against photo-genotoxicity [PDF]

open access: yes, 2003
Numerous epidemiological investigations show that sunlight is carcinogenic to humans and that the use of sunscreen may be effective in decreasing the risk of skin cancer. The biological activity of a sunscreen is evaluated by its ability to protect human
Ananthaswamy   +34 more
core   +1 more source

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