Evidence map›Paper›PMID 39085725›Full record

ArticleJournal of cancer research and clinical oncology2024

IMPDH2 suppression impedes cell proliferation by instigating cell cycle arrest and stimulates apoptosis in pediatric hepatoblastoma.

Linman Li, Yichi Wu, Hong-Ting Huang, June-Kong Yong, Zicheng Lv, Yi Zhou, Xuelin Xiang, Jie Zhao, Zhifeng Xi, Hao Feng and 1 more

Abstract read
In one paragraph

Article in Journal of cancer research and clinical oncology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
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

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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

4 citing papers in PubMed.

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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

11 authors.

Linman Li *Department of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Yichi Wu *Department of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Hong-Ting Huang *Department of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
June-Kong YongDepartment of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Zicheng LvDepartment of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Yi Zhou *Shanghai Engineering Research Centre of Transplantation and Immunology, Shanghai, 200127, China.
Xuelin XiangShanghai Engineering Research Centre of Transplantation and Immunology, Shanghai, 200127, China.
Jie ZhaoDepartment of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Zhifeng XiDepartment of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Hao FengDepartment of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China. surgeonfeng@live.com.
Qiang XiaDepartment of Liver Surgery, Renji Hospital (Punan Branch), School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China. xiaqiang@medmail.com.cn.

Funding

National Natural Science Foundation of China 82241221Shanghai Science and Technology Development Foundation 23XD1423100
6 · The paper itself

Abstract

backgroundHepatoblastoma (HB) is the most common pediatric liver tumor, presenting significant therapeutic challenges due to its high rates of recurrence and metastasis. While Inosine Monophosphate Dehydrogenase 2(IMPDH2) has been associated with cancer progression, its specific role and clinical implications in HB have not been fully elucidated.

methodsThis study utilized Quantitative Real-Time Polymerase Chain Reaction (qRT-PCR) and Tissue Microarray (TMA) for validation. Following this, IMPDH2 was suppressed, and a series of in vitro assays were conducted. Flow cytometry was employed to assess apoptosis and cell cycle arrest. Additionally, the study explored the synergistic therapeutic effects of mycophenolate mofetil (MMF) and doxorubicin (DOX) on HB cell lines.

resultsThe study identified a marked overexpression of IMPDH2 in HB tissues, which was strongly correlated with reduced Overall Survival (OS) and Event-Free Survival (EFS). IMPDH2 upregulation was also found to be associated with key clinical-pathological features, including pre-chemotherapy alpha-fetoprotein (AFP) levels, presence of preoperative metastasis, and the pre-treatment extent of tumor (PRETEXT) staging system. Knockdown of IMPDH2 significantly inhibited HB cell proliferation and tumorigenicity, inducing cell cycle arrest at the G0/G1 phase. Notably, the combination of MMF, identified as a specific IMPDH2 inhibitor, with DOX, substantially enhanced the therapeutic response.

conclusionThe overexpression of IMPDH2 was closely linked to adverse outcomes in HB patients and appeared to accelerate cell cycle progression. These findings suggest that IMPDH2 may serve as a valuable prognostic indicator and a potential therapeutic target for HB. IMPACT: The present study unveiled a significant overexpression of inosine monophosphate dehydrogenase 2 (IMPDH2) in hepatoblastoma (HB) tissues, particularly in association with metastasis and recurrence of the disease. The pronounced upregulation of IMPDH2 was found to be intimately correlated with adverse outcomes in HB patients. This overexpression appears to accelerate the progression of the cell cycle, suggesting that IMPDH2 may serve as a promising candidate for both a prognostic marker and a therapeutic target in the context of HB.

Indexed as

ApoptosisCell Cycle CheckpointsCell ProliferationHepatoblastomaIMP DehydrogenaseLiver NeoplasmsAnimalsCell Line, TumorChildChild, PreschoolDoxorubicinFemaleHumansInfantMaleMiceDoxorubicinIMP DehydrogenaseIMPDH2 protein, humanCell cycleHepatoblastomaHepatocellular carcinomaImmunotherapyIMPDH2Liver transplantationNeoadjuvant therapyPediatric cancerRecurrence-free survivalSurvival

Identifiers

PMID39085725
PMCPMC11291533

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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.