Evidence map›Paper›PMID 34449943›Full record

ArticleCancer science2021

DOC-2/DAB2 interactive protein destabilizes c-Myc to impair the growth and self-renewal of colon tumor-repopulating cells.

Haiou Li, Yunjiao Zhou, Meng Wang, Haizhou Wang, Yangyang Zhang, Ruyi Peng, Ruike Zhang, Meng Zhang, Mengna Zhang, Peishan Qiu and 3 more

Open access · goldAbstract read
In one paragraph

Article in Cancer science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.7field-weighted citation impact, top 26% 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

10 citing papers in PubMed, 9 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

13 authors at 1 institution in 1 country.

Haiou LiDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Yunjiao ZhouDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Meng WangDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Haizhou WangDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Yangyang ZhangDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Ruyi PengDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Ruike ZhangDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Meng ZhangDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Mengna ZhangDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Peishan QiuDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Lan LiuDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.
Qiu ZhaoDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.ORCID https://orcid.org/0000-0002-1596-5505
Jing LiuDepartment of Gastroenterology, Zhongnan Hospital of Wuhan University, Wuhan, China.ORCID https://orcid.org/0000-0002-0958-5506
Wuhan University · CN

Funding

National Natural Science Foundation of China 82072753Wuhan University 2042021kf0206Zhongnan Hospital of Wuhan University znpy2019006
6 · The paper itself

Abstract

Colorectal carcinoma (CRC) remains a huge challenge in clinical treatment due to tumor metastasis and recurrence. Stem cell-like colon tumor-repopulating cells (TRCs) are a subpopulation of cancer cells with highly tumorigenic and chemotherapy resistant properties. The core transcription factor c-Myc is essential for maintaining cancer stem-like cell phenotypes, yet its roles and regulatory mechanisms remain unclear in colon TRCs. We report that elevated c-Myc protein supported formation and growth of TRC spheroids. The tumor suppressor DOC-2/DAB2 interactive protein (DAB2IP) suppressed c-Myc expression to inhibit TRC expansion and self-renewal. Particularly, DAB2IP disrupted c-Myc stability through glycogen synthase kinase 3β/protein phosphatase 2A-B56α-mediated phosphorylation and dephosphorylation cascade on c-Myc protein, leading to its eventual degradation through the ubiquitin-proteasome pathway. The expression of DAB2IP was negatively correlated with c-Myc in CRC specimens. Overall, our results improved mechanistic insight into how DAB2IP suppressed TRC growth and self-renewal.

Indexed as

AnimalsCalcium-Binding ProteinsCell ProliferationCell Self RenewalColonic NeoplasmsGlycogen Synthase Kinase 3 betaHCT116 CellsHT29 CellsHumansMiceMice, Inbred BALB CMice, NudeNeoplastic Stem CellsNerve Tissue ProteinsPhenotypePhosphorylationCalcium-Binding ProteinsDAB2IP protein, humanDOC2A protein, humanGlycogen Synthase Kinase 3 betaGSK3B protein, humanMYC protein, humanNerve Tissue ProteinsPPP2R5A protein, humanProtein Phosphatase 2Proto-Oncogene Proteins c-mycras GTPase-Activating Proteinsc-Myccolorectal cancerDAB2IPphosphorylationtumor-repopulating cell

Identifiers

PMID34449943
PMCPMC8586666
OpenAlexW3194634620

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

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.