Evidence map›Paper›PMID 25243179›Full record

ArticleBioMed research international2014

SIRT1 inhibition affects angiogenic properties of human MSCs.

Chiara Botti, Botti Chiara, Ilaria Caiafa, Caiafa Ilaria, Antonietta Coppola, Coppola Antonietta, Francesca Cuomo, Cuomo Francesca, Marco Miceli, Miceli Marco and 4 more

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in BioMed research international, 2014. 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 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.3field-weighted citation impact, top 19% 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

15 citing papers in PubMed, 19 citations in OpenAlex.

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  14. New Insights for Oxidative Stress and Diabetes Mellitus.Oxidative medicine and cellular longevity · 2015
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

14 authors at 2 institutions in 1 country.

Chiara Botti
Botti ChiaraIstituto Nazionale Tumori, Struttura Complessa Oncologia Medica Melanoma Immunoterapia Oncologica e Terapia Innovativa, Via Mariano Semmola 80131 Napoli, Italy. chiara_botti@yahoo.it
Ilaria Caiafa
Caiafa IlariaDepartment of Biochemistry, Biophysics and General Pathology, Second University of Napoli, Via L. De Crecchio 7, 80138 Napoli, Italy.
Antonietta Coppola
Coppola AntoniettaDepartment of Biochemistry, Biophysics and General Pathology, Second University of Napoli, Via L. De Crecchio 7, 80138 Napoli, Italy.
Francesca Cuomo
Cuomo FrancescaDepartment of Biochemistry, Biophysics and General Pathology, Second University of Napoli, Via L. De Crecchio 7, 80138 Napoli, Italy.
Marco Miceli
Miceli MarcoInstitute of Genetics and Biophysics "A. Buzzati-Traverso", CNR, Via P. Castellino 111, 80131 Napoli, Italy.
Lucia Altucci
Altucci LuciaDepartment of Biochemistry, Biophysics and General Pathology, Second University of Napoli, Via L. De Crecchio 7, 80138 Napoli, Italy ; Institute of Genetics and Biophysics "A. Buzzati-Traverso", CNR, Via P. Castellino 111, 80131 Napoli, Italy.
Gilda CobellisDepartment of Biochemistry, Biophysics and General Pathology, Second University of Napoli, Via L. De Crecchio 7, 80138 Napoli, Italy ; Istituto Nazionale Tumori, Struttura Complessa Oncologia Medica Melanoma Immunoterapia Oncologica e Terapia Innovativa, Via Mariano Semmola, 80131 Napoli, Italy.
Cobellis Gilda
University of Naples Federico II · ITInstitute of Genetics and Biophysics · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Human mesenchymal stem cells (hMSCs) are attractive for clinical and experimental purposes due to their capability of self-renewal and of differentiating into several cell types. Autologous hMSCs transplantation has been proven to induce therapeutic angiogenesis in ischemic disorders. However, the molecular mechanisms underlying these effects remain unclear. A recent report has connected MSCs multipotency to sirtuin families, showing that SIRT1 can regulate MSCs function. Furthermore, SIRT1 is a critical modulator of endothelial angiogenic functions. Here, we described the generation of an immortalized human mesenchymal bone marrow-derived cell line and we investigated the angiogenic phenotype of our cellular model by inhibiting SIRT1 by both the genetic and pharmacological level. We first assessed the expression of SIRT1 in hMSCs under basal and hypoxic conditions at both RNA and protein level. Inhibition of SIRT1 by sirtinol, a cell-permeable inhibitor, or by specific sh-RNA resulted in an increase of premature-senescence phenotype, a reduction of proliferation rate with increased apoptosis. Furthermore, we observed a consistent reduction of tubule-like formation and migration and we found that SIRT1 inhibition reduced the hypoxia induced accumulation of HIF-1α protein and its transcriptional activity in hMSCs. Our findings identify SIRT1 as regulator of hypoxia-induced response in hMSCs and may contribute to the development of new therapeutic strategies to improve regenerative properties of mesenchymal stem cells in ischemic disorders through SIRT1 modulation.

Indexed as

BenzamidesCell LineCell Physiological PhenomenaGene SilencingHumansHypoxiaMesenchymal Stem CellsNaphtholsNeovascularization, PhysiologicSirtuin 1BenzamidesNaphtholsSIRT1 protein, humansirtinolSirtuin 1

Identifiers

PMID25243179
PMCPMC4163475
OpenAlexW2077493071

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.