Phenolic Composition and Antioxidant Properties of Poplar Bud (Populus nigra) Extract: Individual Antioxidant Contribution of Phenolics and Transcriptional Effect on Skin Aging

2011 ◽  
Vol 59 (9) ◽  
pp. 4527-4536 ◽  
Author(s):  
Stéphanie Dudonné ◽  
Pascal Poupard ◽  
Philippe Coutière ◽  
Marion Woillez ◽  
Tristan Richard ◽  
...  
Flora ◽  
2016 ◽  
Vol 223 ◽  
pp. 38-45 ◽  
Author(s):  
Chokri Hafsi ◽  
Hanen Falleh ◽  
Mariem Saada ◽  
Mokded Rabhi ◽  
Khaoula Mkadmini ◽  
...  

2010 ◽  
Vol 22 (2) ◽  
pp. 172-180 ◽  
Author(s):  
Draženka Komes ◽  
Ana Belščak-Cvitanović ◽  
Dunja Horžić ◽  
Gordana Rusak ◽  
Saša Likić ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (34) ◽  
pp. 26991-26997 ◽  
Author(s):  
Natália Martins ◽  
Lillian Barros ◽  
Montserrat Dueñas ◽  
Celestino Santos-Buelga ◽  
Isabel C. F. R. Ferreira

The present work aims to characterize and quantify the phenolic composition and to evaluate the antioxidant activity of Glycyrrhiza glabra L. (commonly known as licorice) rhizomes and roots.


Molecules ◽  
2020 ◽  
Vol 25 (6) ◽  
pp. 1331 ◽  
Author(s):  
Jung Hwan Oh ◽  
Fatih Karadeniz ◽  
Jung Im Lee ◽  
So Young Park ◽  
Youngwan Seo ◽  
...  

UV irradiation is one of the main causes of extrinsic skin aging. UV-mediated skin aging, also known as photoaging, causes excessive breakdown of extracellular matrix which leads skin to lose its elasticity and strength. Several phytochemicals are known to exert anti-photoaging effects via different mechanisms, partly due to their antioxidant properties. The current study has been carried out to determine the potential anti-photoaging properties of myricetin 3-O-β-d-galacto-pyranoside (M3G), a flavonol glycoside isolated from L. tetragonum, in UVA-irradiated in vitro models; HaCaT keratinocytes and human dermal fibroblasts (HDFs). UVA-induced changes in MMP-1 and collagen production have been observed in HaCaT keratinocytes and HDFs. Further, UVA-induced activation of MAPK signaling, and pro-inflammatory cytokine production have been investigated. TGFβ/Smad pathway has also been analyzed in UVA-irradiated HDFs. Treatment with M3G reversed the UVA-induced changes in MMP-1 and collagen production both in HaCaT keratinocytes and HDFs. UVA-mediated activation of p38, ERK and JNK MAPK activation was also inhibited by M3G treatment in HaCaT keratinocytes. In HDFs, M3G was able to upregulate the TGFβ/Smad pathway activation. In addition, M3G downregulated the UVA-induced pro-inflammatory cytokines in keratinocytes and HDFs. It has been suggested that the M3G has exerted potential antiphotoaging properties in vitro, by attenuating UVA-induced changes in MMP-1 and collagen production in keratinocytes and dermal fibroblasts.


2007 ◽  
Vol 2 (5) ◽  
pp. 414-420 ◽  
Author(s):  
M. Muchuweti ◽  
E. Kativu ◽  
C.H. Mupure ◽  
C. Chidewe ◽  
A.R. Ndhlala ◽  
...  

2008 ◽  
Vol 56 (7) ◽  
pp. 2369-2374 ◽  
Author(s):  
Müberra Koşar ◽  
Fatih Göger ◽  
K. Hüsnü Can Başer

2015 ◽  
Vol 16 (12) ◽  
pp. 5762-5778 ◽  
Author(s):  
Xiaoyong Zhao ◽  
Wenna Zhang ◽  
Xueren Yin ◽  
Mingshen Su ◽  
Chongde Sun ◽  
...  

2019 ◽  
Vol 19 (2) ◽  
pp. 143-151 ◽  
Author(s):  
Meltem Malkoç ◽  
Hilal Çakır ◽  
Yakup Kara ◽  
Zehra Can ◽  
Sevgi Kolaylı

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