نتایج جستجو برای: photoaging of skin

تعداد نتایج: 21182582  

Journal: :Open Access Macedonian Journal of Medical Sciences 2022

Background: Prolonged skin exposure to ultraviolet light rays leads photoaging, which is characterized molecularly by an increase in reactive oxygen species (ROS), cell apoptosis, and a decrease collagen. Photoaging therapy has been challenge until recently. Fibroblasts exposed B (UVB) proved be good model for photoaging skin. They are also the primary dermal cells that stimulate collagen produ...

Journal: :Bali Medical Journal 2022

Introduction: UV light is the principal cause of photoaging, a kind aging. The problem arises because it less enjoyable. Utilizing secretome adipose stem cells (ASC), which rich in growth factors, could be novel anti-photoaging therapy. ASCs has been extensively examined for their role wound healing, but function photoaging just lately investigated. This study looked at changes epidermal and de...

Journal: :Catalysts 2023

Ultraviolet radiation (UVR) has been scientifically proven to cause skin disorders such as sunburn, cancer and the symptoms of chronic exposure. Natural sun screening compounds have recently gained tremendous attention from cosmetic cosmeceutical sectors for treating hyperpigmentation aging. A wide range natural UV-absorbing used replace or reduce number synthetic sunscreen molecules. One prima...

Journal: :Bioscience, biotechnology, and biochemistry 2009
Midori Tanaka Yoh-ichi Koyama Yoshihiro Nomura

The effect of daily ingestion of collagen peptide on the skin damage induced by repeated UV-B irradiation was examined. Ingestion of collagen peptide (0.2 g/kg/d) suppressed UV-B-induced decreases in skin hydration, hyperplasia of the epidermis, and decreases in soluble type I collagen. These results suggest that collagen peptide is beneficial as a dietary supplement to suppress UV-B-induced sk...

2017
Su-Jin Kang Beom-Rak Choi Seung-Hee Kim Hae-Yeon Yi Hye-Rim Park Chang-Hyun Song Sae-Kwang Ku Young-Joon Lee

The present study investigated the anti-aging effects of pomegranate juice concentrated powder (PCP) in hairless mice following 15 weeks of UVB irradiation (three times a week; 0.18 J/cm2). Skin moisturizing effects were evaluated through skin water, collagen type I and hyaluronan contents, as well as collagen type I and hyaluronan synthesis-related transcript levels. Wrinkle formation and edem...

Journal: :Journal of lipid research 2006
Hyeon Ho Kim Soyun Cho Serah Lee Kyu Han Kim Kwang Hyun Cho Hee Chul Eun Jin Ho Chung

Skin aging can be attributed to photoaging (extrinsic) and chronological (intrinsic) aging. Photoaging and intrinsic aging are induced by damage to human skin attributable to repeated exposure to ultraviolet (UV) irradiation and to the passage of time, respectively. In our previous report, eicosapentaenoic acid (EPA) was found to inhibit UV-induced matrix metalloproteinase-1 (MMP-1) expression ...

Journal: :Seminars in cutaneous medicine and surgery 2011
Patricia K Farris

Skin aging is a combination of natural aging with superimposed photoaging. Naturally aged skin is thin, fragile and finely wrinkled whereas photoaged skin is rough and thickened with deep coarse wrinkles. In addition photoaging is characterized by mottled pigmentation, solar lentigines, telangectasias and a loss of elasticity. The science behind skin aging has exploded in the past decade. Skin ...

Journal: :JIIS (Jurnal Ilmiah Ibnu Sina): ilmu farmasi dan kesehatan 2023

Photoaging causes the dermis and collagen fibers to decrease which results in skin aging. Genus Bacillus has SOD activity as an anti-photoaging agent that can neutralize ROS (Reactive Oxygen Species) due exposure UV-A rays. This study aimed examine of crude extract encapsulation characteristics liposomes from B. altitudinis. The began with isolation enzyme, determination total protein content e...

Journal: :Journal of Investigative Dermatology 2023

Ultraviolet (UV) radiation is known to cause oxidative stress and DNA damage the skin, leads premature aging. Recently, anti-aging molecules have been attracting unprecedented attention where natural ingredients present in nutraceuticals become latest trend. In this study, Abelmoschus Esculentus (i.e., okra, lady fingers) seeds (OS) were extracted using a pressurized hot water “green” method. O...

Journal: :Journal of Investigative Dermatology Symposium Proceedings 2009

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