Evidence map›Paper›PMID 18663355›Full record

ArticleOncogene2008

MicroRNA-196a targets annexin A1: a microRNA-mediated mechanism of annexin A1 downregulation in cancers.

R Luthra, R R Singh, M G Luthra, Y X Li, C Hannah, A M Romans, B A Barkoh, S S Chen, J Ensor, D M Maru and 3 more

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 113 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed, 5 pooled it
6.6field-weighted citation impact, top 3% 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

113 citing papers in PubMed, 5 syntheses or guidelines pooled it, 248 citations in OpenAlex.

  1. Pooled it
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  4. Association Between Single-Nucleotide Polymorphism (SNP) in miR-146a, miR-196a2, and miR-499 and Risk of Ischemic Stroke: A Meta-Analysis.Medical science monitor : international medical journal of experimental and clinical research · 2015
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53 more citing papers are in PubMed but not listed here.

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.

R LuthraDepartment of Hematopathology, The University of Texas MD Anderson Cancer Center, Houston, TX 77054, USA. rluthra@mdanderson.org
R R Singh
M G Luthra
Y X Li
C Hannah
A M Romans
B A Barkoh
S S Chen
J Ensor
D M Maru
R R Broaddus
A Rashid
C T Albarracin
The University of Texas MD Anderson Cancer Center · US

Funding

Targeting the PI3K Signaling Pathway in Endometrial CarcinomaP50CA098258 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI BODURKA, DIANE · 2003 to 2020
$32.0M
NCI NIH HHS 1P50CA098258-01
6 · The paper itself

Abstract

Suppression of annexin A1 (ANXA1), a mediator of apoptosis and inhibitor of cell proliferation, is well documented in various cancers but the underlying mechanism remains unknown. We investigated whether decreased ANXA1 expression was mediated by microRNAs (miRNAs), which are small, non-coding RNAs that negatively regulate gene expression. Using Sanger miRBase, we identified miR-584, miR-196a and miR-196b as potential miRNAs targeting ANXA1. Only miRNA-196a showed significant inverse correlation with ANXA1 mRNA levels in 12 cancer cell lines of esophageal, breast and endometrial origin (Pearson's correlation -0.66, P=0.019), identifying this as the candidate miRNA targeting ANXA1. Inverse correlation was also observed in 10 esophageal adenocarcinomas (Pearson's correlation -0.64, P=0.047). Analysis of paired normal/tumor tissues from additional 10 patients revealed an increase in miR-196a in the cancers (P=0.003), accompanied by a decrease in ANXA1 mRNA (P=0.004). Increasing miR-196a levels in cells by miR-196a mimics resulted in decreased ANXA1 mRNA and protein. In addition, miR-196a mimics inhibited luciferase expression in luciferase plasmid reporter that included predicted miR-196a recognition sequence from ANXA1 3'-untranslated region confirming that miR-196a directly targets ANXA1. miR-196a promoted cell proliferation, anchorage-independent growth and suppressed apoptosis, suggesting its oncogenic potential. This study demonstrated a novel mechanism of post-transcriptional regulation of ANXA1 expression and identified miR-196a as a marker of esophageal cancer.

Indexed as

Annexin A1Base SequenceCell Line, TumorCell ProliferationComputer SimulationDown-RegulationGene Expression Regulation, NeoplasticHumansMicroRNAsNeoplasmsRNA, MessengerAnnexin A1MicroRNAsRNA, Messenger

Identifiers

PMID18663355
OpenAlexW2004279025

What OpenQuestion holds

Textmetadata
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.