scholarly journals Evaluation of a curcumin analog as an anti-cancer agent inducing ER stress-mediated apoptosis in non-small cell lung cancer cells

BMC Cancer ◽  
2013 ◽  
Vol 13 (1) ◽  
Author(s):  
Zhiguo Liu ◽  
Yusheng Sun ◽  
Luqing Ren ◽  
Yi Huang ◽  
Yuepiao Cai ◽  
...  
2020 ◽  
Vol 11 (10) ◽  
Author(s):  
Tae Woo Kim ◽  
Da-Won Hong ◽  
Sung Hee Hong

Abstract Peroxisome proliferator-activated receptor gamma (PPARγ) is a well-known therapeutic target for type 2 diabetes as well as is a potential target for effective anti-cancer drug, since PPARγ ligands such as ciglitazone (Cig) frequently cause cell death in many types of cancer cells and suppress tumor growth. However, many cancer patients acquire chemo-resistance or radio-resistance after chemo or radiotherapy, and it is still unclear. In the difficulty of well-known anti-cancer drugs, we developed a novel PPARγ agonist CB13 (1-benzyl-5-(4-methylphenyl) pyrido [2,3-d]pyrimidine-2,4(1H,3H)-dione) and investigated the anti-cancer effect and cell death mechanism on human non-small cell lung cancer (NSCLC) cells. With anti-cancer effect of Cig, CB13 also causes inhibition of cell growth by decreasing cell viability, increasing the release of LDH, and increasing caspase-3, and caspase-9 activities. CB13 generates reactive oxygen species (ROS) and causes cell death via ER stress in NSCLC and radio-resistant NSCLC cells (A549R and H460R), and a combination of CB13 and radiation induces greater ER stress and cell death when compared to CB13 alone. Taken together, our results suggest that a combination of CB13 and radiation may overcome radio-resistance caused by radiotherapy.


Tumor Biology ◽  
2013 ◽  
Vol 35 (5) ◽  
pp. 4137-4145 ◽  
Author(s):  
Tiantian Tian ◽  
Jisheng Li ◽  
Bei Li ◽  
Yawei Wang ◽  
Meiying Li ◽  
...  

2018 ◽  
Vol 357 ◽  
pp. 39-49 ◽  
Author(s):  
Ju Yeon Kim ◽  
Jeong Hyun Cho ◽  
Jong-Ryoo Choi ◽  
Hyun-Jin Shin ◽  
Jie-Young Song ◽  
...  

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