Evidence map›Paper›PMID 34234118›Full record

ArticleCell death & disease2021

A MYBL2 complex for RRM2 transactivation and the synthetic effect of MYBL2 knockdown with WEE1 inhibition against colorectal cancer.

Qian Liu, Lijuan Guo, Hongyan Qi, Meng Lou, Rui Wang, Boning Hai, Kailun Xu, Lijun Zhu, Yongfeng Ding, Chen Li and 4 more

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

31 citing papers in PubMed, 44 citations in OpenAlex.

  1. Article
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  8. Malevolent alliance of MYBL2Journal for immunotherapy of cancer · 2025
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  13. Identification of RRM2 as a key ferroptosis-related gene in sepsis.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2024
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  14. Review
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  19. RRM2 as a novel prognostic and therapeutic target of NF1-associated MPNST.Cellular oncology (Dordrecht, Netherlands) · 2023
    Article
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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 3 institutions in 1 country.

Qian Liu *Department of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Lijuan Guo *Department of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Hongyan Qi *Department of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Meng LouDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Rui WangDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Boning HaiDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Kailun XuDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Lijun ZhuKey Laboratory of Pancreatic Disease of Zhejiang Province, First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Yongfeng DingDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Chen LiDepartment of Human Genetics, Zhejiang University School of Medicine, Hangzhou, China.ORCID 0000-0002-8014-6848
Lingdan XieDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Jing ShenDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Xueping XiangDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China. xiangxueping@zju.edu.cn.ORCID 0000-0003-3545-4013
Jimin ShaoDepartment of Pathology & Pathophysiology, and Cancer Institute of the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China. shaojimin@zju.edu.cn.ORCID 0000-0003-4792-5433
Zhejiang University · CNFirst Affiliated Hospital Zhejiang University · CNZhejiang Cancer Hospital · CN

Funding

National Natural Science Foundation of China (National Science Foundation of China) 81372138National Natural Science Foundation of China (National Science Foundation of China) 81572384National Natural Science Foundation of China (National Science Foundation of China) 81771518National Natural Science Foundation of China (National Science Foundation of China) 81802351
6 · The paper itself

Abstract

Ribonucleotide reductase (RR) is a unique enzyme for the reduction of NDPs to dNDPs, the building blocks for DNA synthesis and thus essential for cell proliferation. Pan-cancer profiling studies showed that RRM2, the small subunit M2 of RR, is abnormally overexpressed in multiple types of cancers; however, the underlying regulatory mechanisms in cancers are still unclear. In this study, through searching in cancer-omics databases and immunohistochemistry validation with clinical samples, we showed that the expression of MYBL2, a key oncogenic transcriptional factor, was significantly upregulated correlatively with RRM2 in colorectal cancer (CRC). Ectopic expression and knockdown experiments indicated that MYBL2 was essential for CRC cell proliferation, DNA synthesis, and cell cycle progression in an RRM2-dependent manner. Mechanistically, MYBL2 directly bound to the promoter of RRM2 gene and promoted its transcription during S-phase together with TAF15 and MuvB components. Notably, knockdown of MYBL2 sensitized CRC cells to treatment with MK-1775, a clinical trial drug for inhibition of WEE1, which is involved in a degradation pathway of RRM2. Finally, mouse xenograft experiments showed that the combined suppression of MYBL2 and WEE1 synergistically inhibited CRC growth with a low systemic toxicity in vivo. Therefore, we propose a new regulatory mechanism for RRM2 transcription for CRC proliferation, in which MYBL2 functions by constituting a dynamic S-phase transcription complex following the G1/early S-phase E2Fs complex. Doubly targeting the transcription and degradation machines of RRM2 could produce a synthetic inhibitory effect on RRM2 level with a novel potential for CRC treatment.

Indexed as

Gene Knockdown TechniquesAnimalsAntineoplastic AgentsCell Cycle ProteinsCell ProliferationColorectal NeoplasmsDatabases, GeneticEnzyme InhibitorsGene Expression Regulation, NeoplasticHCT116 CellsHumansMaleMiceMice, Inbred BALB CMice, NudeProtein-Tyrosine KinasesadavosertibAntineoplastic AgentsCell Cycle ProteinsEnzyme InhibitorsMYBL2 protein, humanProtein-Tyrosine KinasesPyrazolesPyrimidinonesRibonucleoside Diphosphate Reductaseribonucleotide reductase M2Trans-ActivatorsWEE1 protein, human

Identifiers

PMID34234118
PMCPMC8263627
OpenAlexW3181436632

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Registered trials

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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.