Results 71 to 80 of about 30,149 (180)

Unexplored Mechanisms of Photoprotection: Synergistic Light Absorption and Antioxidant Activity of Melanin

open access: yesAntioxidants
Light exposure has relevant effects both on living organisms and artificial materials. In particular, ultraviolet radiation is known to kill living cells and damage human skin but also degrade important artificial materials like plastics.
Arianna Menichetti   +4 more
doaj   +1 more source

Talcum powder and photoprotection

open access: yesJournal of Marine Medical Society, 2017
Context: Talcum powder is a popular daily use cosmetic product in India with a high urban and rural penetration. Aim: To examine the photoprotective ability of a popular brand of talcum powder. Design: Nonrandomized controlled efficacy study.
Jandhyala Sridhar, C R Srinivas
doaj   +1 more source

Photoprotection: Key Concepts, Current Status, and Special Patient Groups

open access: yesEuropean Medical Journal Dermatology, 2020
This article aims to help non-dermatologist medical professionals regarding the current status of photoprotection so that they may be better positioned to advise and respond to their patients.
Corinne Granger   +3 more
doaj   +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

Fluorescent protein-mediated colour polymorphism in reef corals: multicopy genes extend the adaptation/acclimatization potential to variable light environments

open access: yes, 2015
The genomic framework that enables corals to adjust to unfavourable conditions is crucial for coral reef survival in a rapidly changing climate. We have explored the striking intraspecific variability in the expression of coral pigments from the green ...
D'Angelo, Cecilia   +4 more
core   +1 more source

Potential of new isolates of Dunaliella Salina for natural β-Carotene production [PDF]

open access: yes, 2018
The halotolerant microalga Dunaliella salina has been widely studied for natural β-carotene production. This work shows biochemical characterization of three newly isolated Dunaliella salina strains, DF15, DF17, and DF40, compared with D.
Ben-Amotz, Ami   +4 more
core   +2 more sources

The Mars1 kinase confers photoprotection through signaling in the chloroplast unfolded protein response

open access: yeseLife, 2019
In response to proteotoxic stress, chloroplasts communicate with the nuclear gene expression system through a chloroplast unfolded protein response (cpUPR).
Karina Perlaza   +7 more
doaj   +1 more source

Promotion of Skin Protection in Children in Waterbury, VT [PDF]

open access: yes, 2017
Background: Vermont has among the highest rates of skin cancer in the nation. Between 2001 and 2005, Vermont had the highest incidence of melanoma of any state, 63% higher than the national average.
Sullivan, Kelsey M
core   +1 more source

Skin Cell Phototoxicity and Photoprotection Study of Agro-Derived Lignin and Nanocellulose

open access: yesCosmetics
Lignin, a significant industrial byproduct from paper manufacturing processes, exhibits ultraviolet (UV) radiation absorption properties. Cellulose nanofibers (CNFs) demonstrate universal ligand characteristics and represent an innovative approach for ...
Juliana Varella Cruz   +7 more
doaj   +1 more source

Efficiency of energy funneling in the photosystem II supercomplex of higher plants

open access: yes, 2015
The investigation of energy transfer properties in photosynthetic multi-protein networks gives insight into their underlying design principles.Here, we discuss excitonic energy transfer mechanisms of the photosystem II (PS-II) C$_2$S$_2$M$_2 ...
Aspuru-Guzik, Alán   +1 more
core   +2 more sources

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