Silencing of FTS increases radiosensitivity by blocking radiation-induced Notch1 activation and spheroid formation in cervical cancer cells

2019 ◽  
Vol 126 ◽  
pp. 1318-1325 ◽  
Author(s):  
D.S. Prabakaran ◽  
Sridhar Muthusami ◽  
T. Sivaraman ◽  
Jae-Ran Yu ◽  
Woo-Yoon Park
RSC Advances ◽  
2021 ◽  
Vol 11 (9) ◽  
pp. 5021-5021
Author(s):  
Laura Fisher

Retraction of ‘Down-regulation of the radiation-induced pEGFRThr654 mediated activation of DNA-PK by Cetuximab in cervical cancer cells’ by Yunxiang Qi et al., RSC Adv., 2020, 10, 1132–1141, DOI: 10.1039/C9RA04962B.


2015 ◽  
Vol 33 (6) ◽  
pp. 2853-2862 ◽  
Author(s):  
SHA LIU ◽  
XIAOFEN PAN ◽  
QIN YANG ◽  
LU WEN ◽  
YAO JIANG ◽  
...  

1998 ◽  
Vol 149 (4) ◽  
pp. 338 ◽  
Author(s):  
Ye-Xiong Li ◽  
Kerstin Weber-Johnson ◽  
Lin-Quan Sun ◽  
Nicolas Paschoud ◽  
René-Olivier Mirimanoff ◽  
...  

2022 ◽  
Vol 5 (1) ◽  
Author(s):  
Songyan Wang ◽  
Cliff J. Luke ◽  
Stephen C. Pak ◽  
Victoria Shi ◽  
Liyun Chen ◽  
...  

AbstractThe endogenous lysosomal cysteine protease inhibitor SERPINB3 (squamous cell carcinoma antigen 1, SCCA1) is elevated in patients with cervical cancer and other malignancies. High serum SERPINB3 is prognostic for recurrence and death following chemoradiation therapy. Cervical cancer cells genetically lacking SERPINB3 are more sensitive to ionizing radiation (IR), suggesting this protease inhibitor plays a role in therapeutic response. Here we demonstrate that SERPINB3-deficient cells have enhanced sensitivity to IR-induced cell death. Knock out of SERPINB3 sensitizes cells to a greater extent than cisplatin, the current standard of care. IR in SERPINB3 deficient cervical carcinoma cells induces predominantly necrotic cell death, with biochemical and cellular features of lysoptosis. Rescue with wild-type SERPINB3 or a reactive site loop mutant indicates that protease inhibitory activity is required to protect cervical tumor cells from radiation-induced death. Transcriptomics analysis of primary cervix tumor samples and genetic knock out demonstrates a role for the lysosomal protease cathepsin L in radiation-induced cell death in SERPINB3 knock-out cells. These data support targeting of SERPINB3 and lysoptosis to treat radioresistant cervical cancers.


Tumor Biology ◽  
2015 ◽  
Vol 37 (3) ◽  
pp. 4083-4091 ◽  
Author(s):  
Zongyan Chen ◽  
Benli Wang ◽  
Feifei Yu ◽  
Qiao Chen ◽  
Yuxi Tian ◽  
...  

RSC Advances ◽  
2020 ◽  
Vol 10 (2) ◽  
pp. 1132-1141
Author(s):  
Yunxiang Qi ◽  
Jinyi Lang ◽  
Xiaodong Zhu ◽  
Jianming Huang ◽  
Lu Li ◽  
...  

The phosphorylation of EGFRThr654 is required for nuclear EGFR importing, and our previous study has shown that pEGFRThr654 is an independent prognostic factor for the low survival rate of patients with cervical squamous carcinoma.


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