Evidence map›Paper›PMID 27696667›Full record

ArticleJournal of cellular and molecular medicine2017

The anti-ageing hormone klotho induces Nrf2-mediated antioxidant defences in human aortic smooth muscle cells.

Giuseppe Maltese, Paraskevi-Maria Psefteli, Benedetta Rizzo, Salil Srivastava, Luigi Gnudi, Giovanni E Mann, Richard C M Siow

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed
5.5field-weighted citation impact, top 4% 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

67 citing papers in PubMed, 106 citations in OpenAlex.

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7 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

7 authors at 3 institutions in 2 countries.

Giuseppe MalteseCardiovascular Division, British Heart Foundation Centre of Research Excellence, Faculty of Life Sciences & Medicine, King's College London, London, UK.
Paraskevi-Maria PsefteliCardiovascular Division, British Heart Foundation Centre of Research Excellence, Faculty of Life Sciences & Medicine, King's College London, London, UK.
Benedetta RizzoDepartment for Life Quality Studies, Alma Mater Studiorum, University of Bologna, Bologna, Italy.
Salil SrivastavaCardiovascular Division, British Heart Foundation Centre of Research Excellence, Faculty of Life Sciences & Medicine, King's College London, London, UK.
Luigi GnudiCardiovascular Division, British Heart Foundation Centre of Research Excellence, Faculty of Life Sciences & Medicine, King's College London, London, UK.
Giovanni E MannCardiovascular Division, British Heart Foundation Centre of Research Excellence, Faculty of Life Sciences & Medicine, King's College London, London, UK.
Richard C M SiowCardiovascular Division, British Heart Foundation Centre of Research Excellence, Faculty of Life Sciences & Medicine, King's College London, London, UK.
British Heart Foundation · GBKing's College London · GBUniversity of Bologna · IT

Funding

Biotechnology and Biological Sciences Research Council BB/M502741/1
6 · The paper itself

Abstract

Vascular ageing in conditions such as atherosclerosis, diabetes and chronic kidney disease, is associated with the activation of the renin angiotensin system (RAS) and diminished expression of antioxidant defences mediated by the transcription factor nuclear factor erythroid 2-related factor 2 (Nrf2). The anti-ageing hormone klotho promotes longevity and protects against cardiovascular and renal diseases. Klotho has been shown to activate Nrf2 and attenuate oxidative damage in neuronal cells, however, the mechanisms by which it protects against vascular smooth muscle cell VSMC dysfunction elicited by Angiotensin II (AngII) remain to be elucidated. AngII contributes to vascular ageing and atherogenesis by enhancing VSMC oxidative stress, senescence and apoptosis. This study demonstrates that soluble klotho (1 nM, 24 hrs) significantly induces expression of Nrf2 and the antioxidant enzymes haeme oxygenase (HO-1) and peroxiredoxin-1 (Prx-1) and enhances glutathione levels in human aortic smooth muscle cells (HASMC). Silencing of Nrf2 attenuated the induction of HO-1 and Prx-1 expression by soluble klotho. Furthermore, soluble klotho protected against AngII-mediated HASMC apoptosis and senescence via activation of Nrf2. Thus, our findings highlight a novel Nrf2-mediated mechanism underlying the protective actions of soluble klotho in HAMSC. Targeting klotho may thus represent a therapeutic strategy against VSMC dysfunction and cardiovascular ageing.

Indexed as

AgingAngiotensin IIAntioxidantsAortaApoptosisCells, CulturedGlucuronidaseGlutathioneHeme Oxygenase-1HumansKlotho ProteinsMuscle, Smooth, VascularMyocytes, Smooth MuscleNF-E2-Related Factor 2Oxidation-ReductionOxidative StressAngiotensin IIAntioxidantsGlucuronidaseGlutathioneHeme Oxygenase-1Klotho ProteinsNF-E2-Related Factor 2ageingangiotensin IIantioxidantatherosclerosisglutathionehaeme oxygenase-1KlothoNrf2peroxiredoxin-1vascular smooth muscle

Identifiers

PMID27696667
PMCPMC5323877
OpenAlexW2525667981

What OpenQuestion holds

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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.