Evidence map›Paper›PMID 33485358›Full record

ArticleMolecular cancer2021

PARP inhibitor Olaparib overcomes Sorafenib resistance through reshaping the pluripotent transcriptome in hepatocellular carcinoma.

Xiao-Dong Yang, Fan-En Kong, Ling Qi, Jia-Xin Lin, Qian Yan, Jane Ho Chun Loong, Shao-Yan Xi, Yue Zhao, Yan Zhang, Yun-Fei Yuan and 4 more

Open access · goldAbstract readLetter
In one paragraph

Article in Molecular cancer, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
5.0field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

51 citing papers in PubMed, 78 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

14 authors at 6 institutions in 3 countries.

Xiao-Dong Yang *Department of Core Medical Laboratory, The Sixth Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital, Guangzhou Medical University, Guangzhou, China.
Fan-En Kong *Department of Core Medical Laboratory, The Sixth Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital, Guangzhou Medical University, Guangzhou, China.
Ling Qi *Department of Core Medical Laboratory, The Sixth Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital, Guangzhou Medical University, Guangzhou, China.
Jia-Xin Lin *Department of Core Medical Laboratory, The Sixth Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital, Guangzhou Medical University, Guangzhou, China.
Qian YanDepartment of Clinical Oncology, Li Ka Shing Faculty of Medicine, State Key Laboratory of Liver Research, University of Hong Kong, Hong Kong, Hong Kong.
Jane Ho Chun LoongSchool of Biomedical Sciences, Li Ka Shing Faculty of Medicine, State Key Laboratory of Liver Research, University of Hong Kong, Hong Kong, Hong Kong.
Shao-Yan XiState Key Laboratory of Oncology in Southern China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, China.
Yue ZhaoGeneral, Visceral and Cancer Surgery, University Hospital of Cologne, Cologne, Germany.
Yan ZhangDepartment of Pediatric Surgery, Guangzhou Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, China.
Yun-Fei YuanState Key Laboratory of Oncology in Southern China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, China.
Ning-Fang MaDepartment of Core Medical Laboratory, The Sixth Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital, Guangzhou Medical University, Guangzhou, China.
Stephanie MaSchool of Biomedical Sciences, Li Ka Shing Faculty of Medicine, State Key Laboratory of Liver Research, University of Hong Kong, Hong Kong, Hong Kong.
Xin-Yuan GuanDepartment of Clinical Oncology, Li Ka Shing Faculty of Medicine, State Key Laboratory of Liver Research, University of Hong Kong, Hong Kong, Hong Kong. xyguan@hkucc.hku.hk.
Ming LiuDepartment of Core Medical Laboratory, The Sixth Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital, Guangzhou Medical University, Guangzhou, China. liuming@gzhmu.edu.cn.ORCID 0000-0003-3222-8715
Guangzhou Medical University · CNSun Yat-sen University · CNUniversity of Hong Kong · HKGuangdong Academy of Medical Sciences · CNGuangzhou Medical University Cancer Hospital · CNUniversity Hospital Cologne · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hepatocellular carcinoma (HCC) is one of the most common human malignancies worldwide with very poor prognosis. Resistance to targeted therapeutic drugs such as sorafenib remains one of the major challenges in clinical treatment. In the present study, PARP1 was found to be highly expressed in human embryonic stem cells, but progressively decreased upon specified hepatic differentiation. Reactivation of PARP1 expression was also detected in HCC residual tumors after sorafenib treatment in xenograft mouse model, indicating the potential important roles of PARP1 in stem cell pluripotency and HCC sorafenib treatment resistance. Overexpression of PARP1 was frequently observed in HCC patients, and closely associated with poor clinical outcome. Treatment of Sorafenib induced activation of DNA damage repair signaling, which is highly active and essential for maintenance of stem cell pluripotency in HCC residual tumors. PARP inhibitor Olaparib extensively suppressed the DNA damage repair signaling, and significantly inhibited the global pluripotent transcriptional network. The repression of key pluripotent transcriptional factors and DNA damage repair signaling by Olaparib was mainly through CHD1L-mediated condensation of the chromatin structure at their promotor regions. The global reshaping of the pluripotent transcriptome by Olaparib might reinforce Sorafenib in eliminating HCC residual tumors and enhance therapeutic efficiency.

Indexed as

TranscriptomeCarcinoma, HepatocellularChromatinDNA DamageDrug Resistance, NeoplasmEmbryonic Stem CellsGene Expression ProfilingGene Expression Regulation, NeoplasticHumansLiver NeoplasmsPhthalazinesPiperazinesPoly(ADP-ribose) Polymerase InhibitorsSorafenibChromatinolaparibPhthalazinesPiperazinesPoly(ADP-ribose) Polymerase InhibitorsSorafenibEmbryonic stem cellPARP inhibitorsPluripotent transcriptomeSorafenib resistance

Identifiers

PMID33485358
PMCPMC7824946
OpenAlexW3121912696

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.