Results 31 to 40 of about 1,497 (231)

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

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

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

A European multicentre photopatch test study [PDF]

open access: yes, 2012
BACKGROUND: The two most common agent groups currently responsible for photoallergic contact dermatitis (PACD) are organic ultraviolet (UV) absorbers in sunscreens and topical nonsteroidal anti-inflammatory drugs (NSAIDs).
European Multicentre Photopatch Test Study (EMCPPTS) Taskforce   +1 more
core   +2 more sources

Evaluation of topical bioavailability in human stratum corneum in vivo by tape stripping using a direct sprectroscopic method [PDF]

open access: yes, 2006
The objective of this thesis was to develop a spectrophotometric methodology for simultaneous determination of a sunscreening agent and relative stratum corneum tissue density in skin tape strips.
Fässler Tassopoulos, Tatiana
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

Traditional Uses, Bioactive Constituents, Biological Functions, and Safety Properties of Oviductus ranae as Functional Foods in China

open access: yesOxidative Medicine and Cellular Longevity, Volume 2019, Issue 1, 2019., 2019
Oviductus ranae is an animal‐based traditional Chinese material widely used as tonics in China for hundreds of years. Various bioactive components are present in OR including proteins, amino acids, steroids, fatty acids, phospholipids, nucleosides, vitamins, hydantoins, and mineral elements.
Yang Zhang   +7 more
wiley   +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

Formulation and Evaluation of Optimized Oxybenzone Microsponge Gel for Topical Delivery

open access: yesJournal of Drug Delivery, Volume 2015, Issue 1, 2015., 2015
Background. Oxybenzone, a broad spectrum sunscreen agent widely used in the form of lotion and cream, has been reported to cause skin irritation, dermatitis, and systemic absorption. Aim. The objective of the present study was to formulate oxybenzone loaded microsponge gel for enhanced sun protection factor with reduced toxicity.
Atmaram P. Pawar   +5 more
wiley   +1 more source

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