Evidence map›Paper›PMID 27903254›Full record

ArticleBMC geriatrics2016

miR-96, miR-145 and miR-9 expression increases, and IGF-1R and FOXO1 expression decreases in peripheral blood mononuclear cells of aging humans.

Monika Budzinska, Magdalena Owczarz, Eliza Pawlik-Pachucka, Malgorzata Roszkowska-Gancarz, Przemyslaw Slusarczyk, Monika Puzianowska-Kuznicka

Open access · goldAbstract read
In one paragraph

Article in BMC geriatrics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

24 citing papers in PubMed, 35 citations in OpenAlex.

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  14. Aging mechanisms-A perspective mostly fromAdvanced genetics (Hoboken, N.J.) · 2020
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  19. Article
  20. Evaluation of Hypoxia on the Expression of miR-646/IGF-1 Signaling in Human Periodontal Ligament Cells (hPDLCs).Medical science monitor : international medical journal of experimental and clinical research · 2018
    Article
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

6 authors at 2 institutions in 1 country.

Monika BudzinskaDepartment of Geriatrics and Gerontology, Medical Centre of Postgraduate Education, Marymoncka 99/103, 01-813, Warsaw, Poland.
Magdalena OwczarzDepartment of Geriatrics and Gerontology, Medical Centre of Postgraduate Education, Marymoncka 99/103, 01-813, Warsaw, Poland.
Eliza Pawlik-PachuckaDepartment of Geriatrics and Gerontology, Medical Centre of Postgraduate Education, Marymoncka 99/103, 01-813, Warsaw, Poland.
Malgorzata Roszkowska-GancarzDepartment of Geriatrics and Gerontology, Medical Centre of Postgraduate Education, Marymoncka 99/103, 01-813, Warsaw, Poland.
Przemyslaw SlusarczykPolSenior Project, International Institute of Molecular and Cell Biology, Trojdena 4, 02-109, Warsaw, Poland.
Monika Puzianowska-KuznickaDepartment of Geriatrics and Gerontology, Medical Centre of Postgraduate Education, Marymoncka 99/103, 01-813, Warsaw, Poland. mpuzianowska@imdik.pan.pl.
Postgraduate School of Molecular Medicine · PLInternational Institute of Molecular and Cell Biology · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIn mammals, the IGF-1 pathway affects the phenotype of aging. Since the function of the immune system is modulated by IGF-1, it is plausible that immunosenescence might in part result from altered control by this pathway. We therefore examined whether the expression of IGF-1R, FOXO1, and FOXO3a in peripheral blood mononuclear cells (PBMC) changes with age and if this might be due to changes in the expression of select miRNAs.

methodsThe expression of IGF-1R, FOXO1, FOXO3a, as well as of miR-9, miR-96, miR-99a, miR-132, miR-145, and miR-182 was examined in PBMC of young (27.8 ± 3.7 years), elderly (65.6 ± 3.4 years), and long-lived (94.0 ± 3.7 years) Polish Caucasians using real-time PCR. mRNA/miRNA interactions were studied in HEK 293 cells using luciferase-expressing pmirGLO reporter vector.

resultsThe median expression of IGF-1R decreased with age (p < 0.000001), as did the expression of FOXO1 (p < 0.000001), while the expression of FOXO3a remained stable. We also found an age-associated increase of the median expression of miR-96 (p = 0.002), miR-145 (p = 0.024) and miR-9 (p = 0.026), decrease of the expression of miR-99a (p = 0.037), and no changes regarding miR-132 and miR-182. Functional studies revealed that miR-96 and miR-182 interacted with human IGF-1R mRNA, and that miR-145 and miR-132 interacted with human FOXO1 mRNA.

conclusionsThe age-associated higher expression of miR-96 and miR-145 might contribute to the lower expression of IGF-1R while the higher expression of miR-96, miR-145 and miR-9 might contribute to the lower expression of FOXO1 in peripheral blood mononuclear cells of aging humans. Sustained expression/function of FOXO3a but not of the other two genes might be important for the maintenance of the immune system function in these individuals.

Indexed as

Gene Expression Regulation, DevelopmentalAdultAgedAged, 80 and overAgingDNAFemaleForkhead Box Protein O1HEK293 CellsHumansLeukocytes, MononuclearMaleMicroRNAsMiddle AgedReal-Time Polymerase Chain ReactionReceptor, IGF Type 1DNAForkhead Box Protein O1FOXO1 protein, humanIGF1R protein, humanMicroRNAsMIRN145 microRNA, humanMIRN92 microRNA, humanMIRN96 microRNA, humanReceptor, IGF Type 1Receptors, SomatomedinEpigenetic driftForkhead box O1 transcription factorForkhead box O3a transcription factorInsulin-like growth factor-1 receptormiRNAPeripheral blood mononuclear cellsSuccessful aging

Identifiers

PMID27903254
PMCPMC5131432
OpenAlexW2558234973

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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.