Inhibition of p42/p44 mitogen-activated protein kinase by oxysterols in rat astrocyte primary cultures and C6 glioma cell lines

Author(s):  
Monika Adamczyk ◽  
Elisabeth Scherrer ◽  
Alexandre Kupferberg ◽  
Anant N. Malviya ◽  
Marcel Mersel
PLoS ONE ◽  
2016 ◽  
Vol 11 (2) ◽  
pp. e0150007 ◽  
Author(s):  
Zahra Moinfar ◽  
Hannes Dambach ◽  
Bodo Schoenebeck ◽  
Eckart Förster ◽  
Nora Prochnow ◽  
...  

2011 ◽  
Vol 4 (3) ◽  
pp. 287-291 ◽  
Author(s):  
Kishor Mazumder ◽  
Eric R.O. Siwu ◽  
Satoshi Nozaki ◽  
Yasuyoshi Watanabe ◽  
Katsunori Tanaka ◽  
...  

2019 ◽  
Vol 43 (18) ◽  
pp. 7109-7119 ◽  
Author(s):  
Richa Yadav ◽  
Abhishek Rai ◽  
Avinash Kumar Sonkar ◽  
Vipin Rai ◽  
Subash Chandra Gupta ◽  
...  

A mechanoresponsive, viscochromic, and unsymmetrical azine NDEA probes Al3+ and Cu2+ ions and also co-localizes in the mitochondria of C6 glioma cell lines.


2011 ◽  
Vol 22 (7) ◽  
pp. 1379-1388 ◽  
Author(s):  
Rômulo F. S Canto ◽  
Andressa Bernardi ◽  
Ana Maria O Battastini ◽  
Dennis Russowsky ◽  
Vera Lucia Eifler-Lima

Endocrinology ◽  
1998 ◽  
Vol 139 (4) ◽  
pp. 2155-2162 ◽  
Author(s):  
Bryan L. Spangelo ◽  
Derald D. Farrimond ◽  
Mahesh Thapa ◽  
Charles M. Bulathsinghala ◽  
Kay-Lynn Bowman ◽  
...  

1993 ◽  
Vol 21 (4) ◽  
pp. 381S-381S ◽  
Author(s):  
Helen J. M. Thompson ◽  
Barbara S. Mallon ◽  
Gary J. Litherland ◽  
Martin G. Rumsby

2019 ◽  
Vol 18 ◽  
pp. 153303381882431 ◽  
Author(s):  
Yan Chen ◽  
Huiyun Zhu ◽  
Yuqiong Wang ◽  
Yingxiao Song ◽  
Pingping Zhang ◽  
...  

The role of microRNA-132 in human pancreatic ductal adenocarcinomas is still ambiguous. We explored the association between microRNA-132 and pancreatic ductal adenocarcinoma prognosis. The expression of microRNA-132 in 50 pancreatic ductal adenocarcinoma tissue samples and pancreatic ductal adenocarcinoma cell lines was examined, and the association between its expression and pancreatic ductal adenocarcinoma prognosis was assessed. Functional analysis and factors downstream of microRNA-132 were investigated. Kaplan-Meier survival curves showed that high expression of microRNA-132 was a significant prognostic factor for 1-year survival of patients with pancreatic ductal adenocarcinoma ( P = .028). Multivariate analysis for overall survival indicated that high expression of microRNA-132 was an independent prognostic factor for patients with pancreatic ductal adenocarcinoma ( P = .044). Low expression of microRNA-132 was associated with poor prognosis in pancreatic ductal adenocarcinoma. Ectopic expression of microRNA-132 significantly inhibited proliferation and promoted apoptosis of 2 pancreatic ductal adenocarcinoma cell lines. Bioinformatic analysis revealed that microRNA-132 may exert its effects on pancreatic ductal adenocarcinoma through downregulating mitogen-activated protein kinase 3 and nuclear transcription factor Y subunit α. The results of this study further our understanding of the relationship between microRNA-132 and pancreatic ductal adenocarcinoma by showing that microRNA-132 might inhibit the progression of pancreatic ductal adenocarcinoma by regulating mitogen-activated protein kinase and nuclear transcription factor Y subunit alpha.


Author(s):  
Tiziana Latronico ◽  
Marilena Larocca ◽  
Serafina Milella ◽  
Anna Fasano ◽  
Rocco Rossano ◽  
...  

AbstractIsothiocyanates (ITCs), present as glucosinolate precursors in cruciferous vegetables, have shown anti-inflammatory, antioxidant and anticarcinogenic activities. Here, we compared the effects of three different ITCs on ROS production and on the expression of matrix metalloproteinase (MMP)-2 and -9, which represent important pathogenetic factors of various neurological diseases. Primary cultures of rat astrocytes were activated by LPS and simultaneously treated with different doses of Allyl isothiocyanate (AITC), 2-Phenethyl isothiocyanate (PEITC) and 2-Sulforaphane (SFN). Results showed that SFN and PEITC were able to counteract ROS production induced by H2O2. The zymographic analysis of cell culture supernatants evidenced that PEITC and SFN were the most effective inhibitors of MMP-9, whereas, only SFN significantly inhibited MMP-2 activity. PCR analysis showed that all the ITCs used significantly inhibited both MMP-2 and MMP-9 expression. The investigation on the mitogen-activated protein kinase (MAPK) signaling pathway demonstrated that ITCs modulate MMP transcription by inhibition of extracellular-regulated protein kinase (ERK) activity. Results of this study suggest that ITCs could be promising nutraceutical agents for the prevention and complementary treatment of neurological diseases associated with MMP involvement.


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