scholarly journals Novel therapeutic Strategies for Targeting Liver Cancer Stem Cells

2011 ◽  
Vol 7 (5) ◽  
pp. 517-535 ◽  
Author(s):  
Naoki Oishi ◽  
Xin Wei Wang
2020 ◽  
Vol 10 ◽  
Author(s):  
Nastassja Terraneo ◽  
Francis Jacob ◽  
Anna Dubrovska ◽  
Jürgen Grünberg

Oncotarget ◽  
2016 ◽  
Vol 7 (15) ◽  
pp. 20395-20409 ◽  
Author(s):  
Ji-Young Kim ◽  
Hwa-Yong Lee ◽  
Kwan-Kyu Park ◽  
Yang-Kyu Choi ◽  
Jeong-Seok Nam ◽  
...  

Oncogenomics ◽  
2019 ◽  
pp. 121-137 ◽  
Author(s):  
Franco Dammacco ◽  
Patrizia Leone ◽  
Franco Silvestris ◽  
Vito Racanelli ◽  
Angelo Vacca

2019 ◽  
Vol 12 ◽  
pp. 175628481882156 ◽  
Author(s):  
Na Li ◽  
Ying Zhu

Liver cancer is one of the most common malignant tumors and prognosis remains poor. It has been increasingly recognized that liver cancer stem cells (LCSCs) are responsible for the carcinogenesis, recurrence, metastasis and chemoresistance of hepatocellular carcinoma (HCC). Targeting LCSCs is promising to be a new direction for the treatment of HCC. Herein, we summarize the potentially therapeutic targets in LCSCs at the level of genes, molecules and cells, such as knockout of oncogenes or oncoproteins, restoring the silent tumor suppressor genes, inhibition of the transcription factors and regulation of noncoding RNAs (including microRNAs and long noncoding RNAs) in LCSCs at the genetic level; inhibition of markers and blockade of the key signaling pathways of LCSCs at the molecular level; and inhibiting autophagy and application of oncolytic adenoviruses in LCSCs at the cellular level. Moreover, we analyze the potential targets in LCSCs to eliminate chemoresistance of HCC. Thereinto, the suppression of autophagy and Nanog by chloroquine and shRNA respectively may be the most promising targeting approaches. These targets may provide novel therapeutic strategies for the treatment of HCC by targeting LCSCs.


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Wang Yin ◽  
Dongxi Xiang ◽  
Tao Wang ◽  
Yumei Zhang ◽  
Cuong V. Pham ◽  
...  

AbstractTwo ATP-binding cassette transporters, ABCB1/MDR1 and ABCG2/BCRP, are considered the most critical determinants for chemoresistance in hepatocellular carcinoma. However, their roles in the chemoresistance in liver cancer stem cells remain elusive. Here we explored the role of inhibition of MDR1 or ABCG2 in sensitizing liver cancer stem cells to doxorubicin, the most frequently used chemotherapeutic agent in treating liver cancer. We show that the inhibition of MDR1 or ABCG2 in Huh7 and PLC/PRF/5 cells using either pharmacological inhibitors or RNAi resulted in the elevated level of intracellular concentration of doxorubicin and the accompanied increased apoptosis as determined by confocal microscopy, high-performance liquid chromatography, flow cytometry, and annexin V assay. Notably, the inhibition of MDR1 or ABCG2 led to the reversal of the chemoresistance, as evident from the enhanced death of the chemoresistant liver cancer stem cells in tumorsphere-forming assays. Thus, the elevation of effective intracellular concentration of doxorubicin via the inhibition of MDR1 or ABCG2 represents a promising future strategy that transforms doxorubicin from a traditional chemotherapy agent into a robust killer of liver cancer stem cells for patients undergoing transarterial chemoembolization.


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