Results 1 to 10 of about 23,948 (255)

Effect of plant-derived exosome-like nanoparticles in ultraviolet-induced skin photoaging [PDF]

open access: yesFrontiers in Pharmacology
Long-term exposure to ultraviolet (UV) irradiation leads to skin photoaging. The mechanism of photoaging is complex, involving oxidative stress, inflammation, and collagen degradation.
Hai Dong   +5 more
doaj   +2 more sources

Isaridin E Protects Against UVB-Induced Photoaging by Activating Wnt/β-Catenin Signaling Pathway and Alleviating Mitochondrial Dysfunction [PDF]

open access: yesMarine Drugs
Mitochondrial dysfunction is a major contributor to skin photoaging. Activation of the Wnt/β-catenin pathway, a key regulator of developmental processes, can improve mitochondrial abnormalities associated with pathology.
Yaosheng Liu   +11 more
doaj   +2 more sources

Epicatechin Gallate Ameliorates UVB-Induced Photoaging by Inhibiting p38α-Mediated Autophagy and Oxidative Stress [PDF]

open access: yesAntioxidants
Prolonged exposure to ultraviolet (UV) radiation in sunlight is a major extrinsic factor that impairs skin function and accelerates photoaging. In this study, a murine model of ultraviolet B (UVB)-induced photoaging exhibited characteristic symptoms ...
Danni Yang   +9 more
doaj   +2 more sources

The mechanism of Vicenin-2 in ameliorating skin photoaging: involvement of m6A-modified macrophage polarization [PDF]

open access: yesFrontiers in Pharmacology
BackgroundSkin photoaging is primarily induced by ultraviolet radiation and is closely associated with chronic inflammation and degradation of the extracellular matrix, with an imbalance in macrophage polarization (elevated M1/M2 ratio) being a key ...
Yan Zhou   +7 more
doaj   +2 more sources

Enhancing Transdermal Delivery: The Role of Gecko-Derived Cathelicidin Peptide G3CY-10 in UV-Induced Skin Photoaging [PDF]

open access: yesBiomolecules
Ultraviolet (UV) radiation-induced skin photoaging impacts both appearance and skin health, potentially leading to disorders and cancer. Unlike traditional sunscreens, natural antioxidants can target photoaging at its source.
Yunjiao Wang   +6 more
doaj   +2 more sources

Photoaging.

open access: yesCollegium antropologicum, 2008
Among harmful environmental factors that contribute to extrinsic aging, long-term effects of repeated exposure to ultraviolet light are the most significant and are referred to as photoaging. Photoaging is a multisystem degenerative process that involves the skin and skin support system. It is a cumulative process and depends primarily on the degree of
Sjerobabski Masnec, Ines, Poduje, Sanja
  +11 more sources

Non-Negligible Effects of UV Irradiation on Transformation and Environmental Risks of Microplastics in the Water Environment

open access: yesJournal of Xenobiotics, 2021
Microplastics (MPs) are ubiquitous in environmental media, and their harmful effects on MPs on the ecosystem have attracted more and more attention. Once released into the environment, MPs can trigger oxidative degradation through ultraviolet (UV) to ...
Fangyuan Cheng   +4 more
doaj   +1 more source

Anti-Photoaging Effect of Plant Extract Fermented with Lactobacillus buchneri on CCD-986sk Fibroblasts and HaCaT Keratinocytes

open access: yesJournal of Functional Biomaterials, 2020
Ultraviolet (UV) exposure triggers the abnormal production of reactive oxygen (ROS) species and the expression of matrix metalloproteinases (MMPs) that are responsible for photoaging.
Yun-Mi Kang   +7 more
doaj   +1 more source

The Effect of Sun Exposure on the Severity Degree of Photoaging and Skin Hydration on Service Workers at dr. Zainoel Abidin Regional General Hospital Banda Aceh

open access: yesBerkala Ilmu Kesehatan Kulit dan Kelamin (Periodical of Dermatology and Venerology), 2023
Background: Photoaging is the aging of the skin characterized by the appearance of wrinkles, telangiectasis, solar elastosis, pigmentation and keratosis. Photoaging is usually caused by external factor, such as sun exposure.
Wahyu Lestari   +3 more
doaj   +1 more source

Therapeutic effect of concentrated growth factor preparation on skin photoaging in a mouse model

open access: yesJournal of International Medical Research, 2020
Objective To establish a nude mouse model of photoaging and study the therapeutic effect of a concentrated growth factor preparation (CGF) on skin photoaging. Methods CGF was prepared from blood from Sprague–Dawley rats.
Rongrong Zhou   +8 more
doaj   +1 more source

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