Evidence map›Paper›PMID 28270145›Full record

ArticleJournal of biomedical science2017

Selective activation of miRNAs of the primate-specific chromosome 19 miRNA cluster (C19MC) in cancer and stem cells and possible contribution to regulation of apoptosis.

Phan Nguyen Nhi Nguyen, Chiu-Jung Huang, Shigeki Sugii, Soon Keng Cheong, Kong Bung Choo

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Article in Journal of biomedical science, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

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30citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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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

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3 · Its place in the literature

Who cites it

30 citing papers in PubMed.

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  11. Activation of theInternational journal of molecular sciences · 2020
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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.

Phan Nguyen Nhi NguyenCentre for Stem Cell Research, Universiti Tunku Abdul Rahman, 43000, Kajang, Selangor, Malaysia.
Chiu-Jung HuangCentre for Stem Cell Research, Universiti Tunku Abdul Rahman, 43000, Kajang, Selangor, Malaysia.
Shigeki SugiiSingapore BioImaging Consortium, A*Star, Singapore, Singapore.
Soon Keng CheongCentre for Stem Cell Research, Universiti Tunku Abdul Rahman, 43000, Kajang, Selangor, Malaysia.
Kong Bung ChooCentre for Stem Cell Research, Universiti Tunku Abdul Rahman, 43000, Kajang, Selangor, Malaysia. chookb@utar.edu.my.ORCID http://orcid.org/0000-0002-0880-7867

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe human chromosome 19 miRNA cluster (C19MC) of 43 genes is a primate-specific miRNA cluster that may have biological significance in the genetic complexity of the primate. Despite previous reports on individual C19MC miRNA expression in cancer and stem cells, systematic studies on C19MC miRNA expression and biological functions are lacking.

resultsCluster-wide C19MC miRNA expression profiling by microarray analysis showed wholesome C19MC activation in embryonic stem cells (ESCs) and induced pluripotent stem cells (iPSCs). However, in multipotent adipose-derived mesenchymal stem cells (MSCs) and a unipotent human white pre-adipocyte cell line, only selected C19MC miRNAs were expressed. MiRNA copy number analysis also showed selective C19MC expression in cancer cells with expression patterns highly similar to those in MSCs, suggesting similar miRNA regulatory mechanisms in these cells. Selective miRNA expression also suggests complex transcriptional mechanism(s) regulating C19MC expression under specific cellular and pathological conditions. Bioinformatics analysis showed that sixteen of the C19MC miRNAs share the same "AAGUGC" seed sequence with members of the miR-302/-372 family, which are known cellular reprogramming factors. In particular, C19MC-AAGUGC-miRNAs with the nucleotides 2-7 canonical seed position as in miR-302/-372 miRNAs, may play similar roles as miR-302/-372 in induced pluripotency. A biased 3p-arm selection of the C19MC-AAGUGC-miRNAs was observed indicating that targets of the 3p species of these miRNAs may be biologically significant in regulating stemness. Furthermore, bioinformatics analysis of the putative targets of the C19MC-AAGUGC-miRNAs predicted significant involvement of signaling pathways in reprogramming, many of which contribute to promoting apoptosis by indirect activation of the pro-apoptotic proteins BAK/BAX via suppression of genes of the cell survival pathways, or by enhancing caspase-8 activation through targeting inhibitors of TRAIL-inducing apoptosis.

conclusionsThis work demonstrated selective C19MC expression in MSCs and cancer cells, and, through miRNA profiling and bioinformatics analysis, predicted C19MC modulation of apoptosis in induced pluripotency and tumorigenesis.

Indexed as

AnimalsApoptosisCarcinogenesisChromosomes, Human, Pair 19DNA Copy Number VariationsGene Expression Regulation, NeoplasticHumansMesenchymal Stem CellsMicroRNAsMultigene FamilyNeoplasmsPrimatesMicroRNAsApoptosisC19MCCancermiRNA expressionStem cells

Identifiers

PMID28270145
PMCPMC5341377

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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.