3 citations
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January 2025 in “Discovery Medicine” This study found that glycolic acid treatment reduced oxidative stress and inflammation in UV-induced skin photoaging in rats, promoting collagen recovery and reducing photoaging signs, potentially by inhibiting the PI3K/Akt and NF-κB pathways.
August 2026 in “Clinical Cosmetic and Investigational Dermatology” This study found that Hydroxypinacolone Retinoate (HPR) may alleviate UV-induced skin photoaging by enhancing collagen synthesis, reducing degradation, and modulating inflammatory and oxidative responses in a dose-dependent manner.
10 citations
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May 2021 in “Clinical, cosmetic and investigational dermatology” In this mouse study, UVA and UVB exposure led to hair follicle miniaturization, graying, and prolonged hair cycle duration, associated with changes in stem cells and increased Wnt signaling activity.
October 2025 in “Phytomedicine” This study demonstrates that Bazi Bushen capsules may have therapeutic potential against skin photoaging in mice by enhancing NRF2 expression and targeting the KEAP1-NRF2 pathway.
9 citations
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February 2014 in “Tissue Engineering and Regenerative Medicine” This study found that conditioned media from human amniotic fluid-derived stem cells may enhance skin regeneration by promoting cell proliferation and migration, and by modulating gene expressions altered by UV irradiation.
14 citations
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October 2021 in “Dermatology and Therapy” This study found that photoexposure significantly increased the gene expression of altered elastin, MMP12, and LOX, as well as the protein expression of tropoelastin and fibrillin-1, in skin models.
October 2022 in “Frontiers in Cell and Developmental Biology” Aging skin is affected by inflammation, reduced stem cell function, and slower wound healing.
March 2026 in “Plastic and Aesthetic Research” This review highlights that exosomes from adipose-derived stem cells, particularly those enriched with circ-Ash1l, can inhibit ferroptosis and reduce UVB-induced skin aging by delivering GPX4-promoting signals to damaged cells, thus offering a potential regenerative therapy for photoaged skin.
7 citations
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March 2023 in “Antioxidants” This study confirmed the antioxidant role of rosemary, suggesting its potential use in treating inflammatory and infectious skin conditions, but emphasizes that more large-scale controlled trials are necessary to fully understand its clinical impact.
July 2026 in “Clinics in Dermatology” This review discusses the potential benefits of topical melatonin in aesthetic dermatology, including its antioxidant and protective properties for skin aging and photoaging, while also noting varying strengths of evidence across different skin conditions.
1 citations
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July 2024 in “International Journal of Cosmetic Science” This study found that para rubber seed oil, rich in specific fatty acids, effectively protected human epidermal coculture cells from UV-induced damage by reducing inflammatory markers and enzymes linked to photoaging, indicating its potential as a safe and innovative photoaging treatment.
August 2026 in “Clinical Cosmetic and Investigational Dermatology” This study highlights the potential of stem cell-derived extracellular vesicles to treat UV-induced skin damage by modulating key signaling pathways, though challenges like EV composition variability and skin barrier penetration remain, underscoring the need for further research into optimized delivery methods for effective therapies.
December 2024 in “Biomaterials Research” This study demonstrated that exosomes from human hair follicle mesenchymal stem cells can enhance collagen production, promote cell proliferation and migration in human dermal fibroblasts, and reverse signs of UV-induced skin aging in mice, potentially via a miR-125b-5p/TGF-β1/Smad signaling pathway.
28 citations
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August 2015 in “Journal of Drug Targeting” This study found that a novel proniosomal gel formulation of CoQ10 improved antioxidant levels and provided better skin protection against UV radiation compared to a conventional CoQ10 gel in animal models.
3 citations
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October 2024 in “Frontiers in Medicine” This study investigated single-cell changes in photoaged skin, revealing distinct cell clusters and increased activity in PD-L1 and PD-1 pathways in sun-exposed areas, enhancing understanding of UVA-induced skin damage and potential prevention targets for photoaging and UV-induced skin cancers.
April 2024 in “Lasers in medical science” This study found that near-infrared LED therapy enhanced ATP synthesis, reduced reactive oxygen species, and promoted collagen production and hair growth more effectively than white LEDs in human skin cells and a photoaging mouse model.
March 2026 in “Molecules” In this laboratory study, researchers reported that Camellia sinensis seed flavonoids significantly reduced oxidative stress and inflammation in UV-irradiated skin cells by modulating key signaling pathways, highlighting its potential as a skincare ingredient for anti-inflammatory and anti-photoaging benefits.
6 citations
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March 2022 in “International journal of molecular sciences” This review explores the detrimental effects of sunlight on the skin’s circadian rhythm and photodamage, noting the potential of natural cosmeceuticals to influence this rhythm, but reports no new results.
March 2026 in “BioScience Trends” This review explores how various skin cell types contribute to photoaging driven by UV radiation, detailing their interactions and molecular mechanisms like oxidative stress and ECM degradation, ultimately offering insights for future anti-photoaging strategies.
July 2025 in “Scientific Reports” This study found that dermal papilla cell-conditioned medium can protect against UV-induced skin aging in a mouse model by modulating ferroptosis pathways, highlighting its potential for treating oxidative stress-related skin conditions.
40 citations
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February 2020 in “Experimental and Therapeutic Medicine” This study found that autologous serum platelet-rich plasma improved skin quality and reduced wrinkles, texture, and pores in healthy females, partly by regulating the expression of MMP-1, tyrosinase, fibrillin, and tropoelastin.
3 citations
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January 2020 in “Plastic and Aesthetic Research” This review discusses the fundamental hallmarks of aging as they relate to skin aging and highlights the prominent roles of oxidative damage and the extracellular matrix in photoaging, reporting no new results.
31 citations
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February 2019 in “International Journal of Cosmetic Science” This study found that ultraviolet radiation negatively affects hair follicle functions in human scalp skin, and caffeine application may provide some protective effects against this damage.
5 citations
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May 2024 in “Journal of Cosmetic Dermatology” In this study, treatment with cell-derived nanovesicles from hair follicle mesenchymal stem cells improved photoaging signs in UVB-exposed mice and human dermal fibroblasts by reducing oxidative stress, enhancing cell proliferation, and promoting extracellular matrix production.
December 2025 in “International Journal of Molecular Sciences” In this study, orally administered Centella asiatica extract, standardized for asiaticoside content, significantly improved skin barrier function, elasticity, and reduced signs of UVB-induced photoaging in hairless mice, highlighting its potential as a nutricosmetic for skin health.
January 2024 in “Journal of tissue engineering” In this study, researchers used a human skin organoid model to show that solar UV exposure damages hair follicles and skin, while exosomes from mesenchymal stem cells reduced inflammation and supported hair follicle regeneration.
90 citations
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July 2020 in “Stem Cell Research & Therapy” This study found that adipose-derived stem cell extracellular vesicles reduced wrinkles and promoted cell proliferation in UVB-induced photoaging in mice by decreasing oxidative stress and inflammation.
9 citations
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September 2018 in “Journal of Photochemistry and Photobiology B-biology” This study demonstrated that combining l-cystine and thiamin in a formulation may protect against UV-induced damage in growth-limited human epidermal keratinocytes in vitro.
January 2026 in “Aging and Disease” This study found that, despite confirming MC1R expression and functional cAMP signalling, α-MSH treatment did not alleviate UVA-induced stress in adult dermal fibroblasts, suggesting that α-MSH-MC1R may not directly protect against UVA-induced photoaging in these cells.
January 2016 in “SpringerBriefs in bioengineering” This article discusses the structure and function of the skin's epidermis, detailing its role as a protective barrier and nutrient exchange system, without presenting new research findings.