Evidence map›Paper›PMID 31650732›Full record

ArticleAnnals of laboratory medicine2020

Upregulated Long Noncoding RNA LINC01234 Predicts Unfavorable Prognosis for Colorectal Cancer and Negatively Correlates With KLF6 Expression.

Xiao Jiang, Qiaoying Zhu, Pengxi Wu, Fengsheng Zhou, Jun Chen

Open access · diamondAbstract read
In one paragraph

Article in Annals of laboratory medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.1field-weighted citation impact, top 22% 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

12 citing papers in PubMed, 19 citations in OpenAlex.

  1. Review
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  8. Long noncoding RNAJournal of Cancer · 2021
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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

5 authors at 1 institution in 1 country.

Xiao JiangDepartment of Ultrasound, Wuxi People's Hospital Affiliated to Nanjing Medical University, Wuxi, Jiangsu, China.ORCID https://orcid.org/0000-0001-7030-848X
Qiaoying ZhuDepartment of Ultrasound, Wuxi People's Hospital Affiliated to Nanjing Medical University, Wuxi, Jiangsu, China. zzqqyy88@163.com.ORCID https://orcid.org/0000-0002-1732-5552
Pengxi WuDepartment of Ultrasound, Wuxi People's Hospital Affiliated to Nanjing Medical University, Wuxi, Jiangsu, China.ORCID https://orcid.org/0000-0002-0676-5843
Fengsheng ZhouDepartment of Ultrasound, Wuxi People's Hospital Affiliated to Nanjing Medical University, Wuxi, Jiangsu, China.ORCID https://orcid.org/0000-0003-3052-4609
Jun ChenDepartment of Ultrasound, Wuxi People's Hospital Affiliated to Nanjing Medical University, Wuxi, Jiangsu, China.ORCID https://orcid.org/0000-0003-0044-777X
Wuxi People's Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLINC01234, a long noncoding RNA (lncRNA), is overexpressed in several cancers, including colorectal cancer (CRC). We investigated the role of LINC01234 in CRC development and confirmed its correlation with Krüppel-like factor 6 (KLF6), a tumor suppressor gene that is dysregulated in CRC.

methodsWe tested mRNA levels using quantitative reverse transcription PCR (qRT-PCR). Tissue samples from patients with CRC, inflammatory bowel disease (IBD), hyperplastic polyp, and adenoma were included. Correlations between clinicopathological parameters, overall survival (OS) rate, and LINC01234 were analyzed using Kruskal-Wallis H test. Additionally, cell proliferation, apoptosis, and tumor formation in nude mice were tested to investigate the mechanism of LINC01234. Western blotting was used to determine protein levels.

resultsLINC01234 expression was significantly upregulated in CRC tissues and CRC cell lines than in non-tumor tissues and normal epithelial cells, respectively. LINC01234 was associated with high tumor stage, larger tumor size, and metastasis. Patients with higher LINC01234 expression showed reduced OS. Cell proliferation was inhibited by LINC01234 knockdown, whereas apoptosis was enhanced. Mice injected with SW480 cells with LINC01234 knockdown displayed decreased tumor volume, weight, and Ki-67 levels compared with those injected with control cells. KLF6 was negatively regulated by LINC01234. Overexpression of KLF6 showed effects similar to those observed following LINC01234 knockdown on cell proliferation and apoptosis.

conclusionsLINC01234 could be a prognostic biomarker in CRC patients. Upregulation of LINC01234 in CRC promotes tumor development through negative regulation of KLF6.

Indexed as

AnimalsApoptosisCell Line, TumorCell ProliferationColorectal NeoplasmsFemaleHumansKruppel-Like Factor 6MaleMiceMice, NudeMiddle AgedNeoplasm StagingPrognosisRNA InterferenceRNA, Long NoncodingKruppel-Like Factor 6LINC01296 long non-coding RNA, humanRNA, Long NoncodingRNA, Small InterferingColorectal cancerKrüppel-like factor 6LINC01234Long noncoding RNAPrognosis

Identifiers

PMID31650732
PMCPMC6822002
OpenAlexW2981564611

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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.