Evidence map›Paper›PMID 33511005›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2021

A Novel Long Non-Coding RNA lnc030 Maintains Breast Cancer Stem Cell Stemness by Stabilizing SQLE mRNA and Increasing Cholesterol Synthesis.

Yilu Qin, Yixuan Hou, Shuiqing Liu, Pengpeng Zhu, Xueying Wan, Maojia Zhao, Meixi Peng, Huan Zeng, Qiao Li, Ting Jin and 2 more

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 66 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 1 pooled it
6.7field-weighted citation impact, top 2% 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

66 citing papers in PubMed, 1 synthesis or guideline pooled it, 116 citations in OpenAlex.

  1. Squalene Epoxidase: Its Regulations and Links with Cancers.International journal of molecular sciences · 2024
    Pooled it
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  13. METTL3-mediated SNHG1 mFrontiers in oncology · 2025
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6 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 3 institutions in 2 countries.

Yilu QinKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Yixuan HouExperimental Teaching Center of Basic Medicine Science Chongqing Medical University Chongqing 400016 China.
Shuiqing LiuKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Pengpeng ZhuKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Xueying WanKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Maojia ZhaoKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Meixi PengKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Huan ZengKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Qiao LiKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Ting JinKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.
Xiaojiang CuiDepartment of Surgery Samuel Oschin Comprehensive Cancer Institute Cedars-Sinai Medical Center Los Angeles CA 90048 USA.
Manran LiuKey Laboratory of Laboratory Medical Diagnostics Chinese Ministry of Education Chongqing Medical University Chongqing 400016 China.ORCID https://orcid.org/0000-0002-3898-6878
Children's Hospital of Chongqing Medical University · CNCedars-Sinai Medical Center · USChongqing Medical University · CN

Funding

The Role of FOXCI in Basal-like Breast CancerR01CA151610 · NCI · SAINT JOHN'S CANCER INSTITUTE · PI CUI, XIAOJIANG · 2011 to 2022
$3.8M
NCI NIH HHS R01 CA151610
6 · The paper itself

Abstract

Cancer stem cells (CSCs) are considered the roots of cancer metastasis and recurrence (CSCs), due in part to their self-renewal and therapy resistance properties. However, the underlying mechanisms for the regulation of CSC stemness are poorly understood. Recently, increasing evidence shows that long non-coding RNAs (lncRNAs) are critical regulators for cancer cell function in various malignancies including breast cancer, but how lncRNAs regulate the function of breast cancer stem cells (BCSCs) remains to be determined. Herein, using lncRNA/mRNA microarray assays, a novel lncRNA (named lnc030) is identified, which is highly expressed in BCSCs in vitro and in vivo, as a pivotal regulator in maintaining BCSC stemness and promoting tumorigenesis. Mechanistically, lnc030 cooperates with poly(rC) binding protein 2(PCBP2) to stabilize squalene epoxidase (SQLE) mRNA, resulting in an increase of cholesterol synthesis. The increased cholesterol in turn actives PI3K/Akt signaling, which governs BCSC stemness. In summary, these findings demonstrate that a new, lnc030-based mechanism for regulating cholesterol synthesis and stemness properties of BCSCs. The lnc030-SQLE-cholesterol synthesis pathway may serve as an effective therapeutic target for BCSC elimination and breast cancer treatment.

Indexed as

cancer stem cellscholesterol synthesislnc030PI3K/Akt signalingSQLE

Identifiers

PMID33511005
PMCPMC7816696
OpenAlexW3106801255

What OpenQuestion holds

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LicenceCC BY
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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.