scholarly journals Effect of Korean Red Ginseng extract on colorectal lung metastasis through inhibiting the epithelial–mesenchymal transition via transforming growth factor-β1/Smad-signaling-mediated Snail/E-cadherin expression

2019 ◽  
Vol 43 (1) ◽  
pp. 68-76 ◽  
Author(s):  
Ji-Ye Kee ◽  
Yo-Han Han ◽  
Jeong-Geon Mun ◽  
Seong-Hwan Park ◽  
Hee Dong Jeon ◽  
...  
2021 ◽  
Vol 19 (4) ◽  
pp. 501-507
Author(s):  
Yunhe Gu ◽  
Peiyao Guo ◽  
Guangbiao Xu

Transforming growth factor-β1 promotes excessive extracellular matrix deposition and epithelial-mesenchymal transition of tubular epithelial cells, thus stimulating the progression of renal fibrosis. Carvacrol has been shown to alleviate cardiac and liver fibrosis and attenuate renal injury. However, the role of carvacrol on renal fibrosis has not been examined. First, measurements using Cell Counting Kit-8 showed that carvacrol reduced cell viability of tubular epithelial cell line HK-2 in a dose-dependent fashion. Second, transforming growth factor-β1 induced excessive extracellular matrix deposition in HK-2 cells with enhanced collagen I, collagen IV, and fibronectin expression. However, carvacrol decreased the expression of collagen I, collagen IV in a dose-dependent manner and fibronectin to attenuate the extracellular matrix deposition in HK-2. Third, carvacrol attenuated TGF-β1-induced decrease of E-cadherin and increase of snail, vimentin, and alpha-smooth muscle actin in HK-2 cells. Transforming growth factor-β1-induced increase in PI3K and AKT phosphorylation in HK-2 were also reversed by carvacrol. Collectively, carvacrol ameliorates renal fibrosis through inhibition of transforming growth factor-β1-induced extracellular matrix deposition and epithelial-mesenchymal transition of HK-2 cells, providing potential therapy for the treatment of renal fibrosis.


2017 ◽  
Vol 32 (4) ◽  
pp. 224-227 ◽  
Author(s):  
Masashi Kawami ◽  
Junya Deguchi ◽  
Ryoko Yumoto ◽  
Norikazu Sakakibara ◽  
Ikuko Tsukamoto ◽  
...  

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