Biological characteristic effects of human dental pulp stem cells on poly-ε-caprolactone-biphasic calcium phosphate fabricated scaffolds using modified melt stretching and multilayer deposition

Author(s):  
Natkrita Wongsupa ◽  
Thongchai Nuntanaranont ◽  
Suttatip Kamolmattayakul ◽  
Nuttawut Thuaksuban
2019 ◽  
Vol 14 (5) ◽  
pp. 055010 ◽  
Author(s):  
Ammar Z Alshemary ◽  
Ahmet Engin Pazarçeviren ◽  
Dilek Keskin ◽  
Aysen Tezcaner ◽  
Rafaqat Hussain ◽  
...  

Biomaterials ◽  
2011 ◽  
Vol 32 (29) ◽  
pp. 7053-7059 ◽  
Author(s):  
Liqin Zheng ◽  
Fei Yang ◽  
Hong Shen ◽  
Xuefeng Hu ◽  
Chihiro Mochizuki ◽  
...  

2021 ◽  
Vol 400 (2) ◽  
pp. 112466
Author(s):  
J.F. Huo ◽  
M.L. Zhang ◽  
X.X. Wang ◽  
D.H. Zou

Antioxidants ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 716
Author(s):  
Simona Delle Delle Monache ◽  
Fanny Pulcini ◽  
Roberta Frosini ◽  
Vincenzo Mattei ◽  
Vincenzo Nicola Talesa ◽  
...  

Methylglyoxal (MG) is a potent precursor of glycative stress (abnormal accumulation of advanced glycation end products, AGEs), a relevant condition underpinning the etiology of several diseases, including those of the oral cave. At present, synthetic agents able to trap MG are known; however, they have never been approved for clinical use because of their severe side effects. Hence, the search of bioactive natural scavengers remains a sector of strong research interest. Here, we investigated whether and how oleuropein (OP), the major bioactive component of olive leaf, was able to prevent MG-dependent glycative stress in human dental pulp stem cells (DPSCs). The cells were exposed to OP at 50 µM for 24 h prior to the administration of MG at 300 µM for additional 24 h. We found that OP prevented MG-induced glycative stress and DPSCs impairment by restoring the activity of Glyoxalase 1 (Glo1), the major detoxifying enzyme of MG, in a mechanism involving the redox-sensitive transcription factor Nrf2. Our results suggest that OP holds great promise for the development of preventive strategies for MG-derived AGEs-associated oral diseases and open new paths in research concerning additional studies on the protective potential of this secoiridoid.


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