Evidence map›Paper›PMID 22597535›Full record

ArticleEndocrinology2012

Antiaging gene Klotho enhances glucose-induced insulin secretion by up-regulating plasma membrane levels of TRPV2 in MIN6 β-cells.

Yi Lin, Zhongjie Sun

Open access · bronzeAbstract read
In one paragraph

Article in Endocrinology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
4.4field-weighted citation impact, top 6% 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

41 citing papers in PubMed, 70 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Yi LinDepartment of Physiology, College of Medicine, University of Oklahoma Health Sciences Center, 940 S. L. Young Boulevard, Oklahoma City, Oklahoma 73126-0901, USA.
Zhongjie Sun
University of Oklahoma Health Sciences Center · US

Funding

Regulation of Blood Pressure by KlothoR01HL102074 · NHLBI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI SUN, ZHONGJIE · 2011 to 2014
$2.1M
Molecular Mechanism of Arterial StiffeningR01HL105302 · NHLBI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI SUN, ZHONGJIE · 2010 to 2014
$1.4M
NHLBI NIH HHS HL105302NHLBI NIH HHS R01 HL102074NHLBI NIH HHS R01 HL105302
6 · The paper itself

Abstract

Klotho is a recently discovered antiaging gene. Klotho is expressed in mouse pancreatic islets and in insulinoma β-cells (MIN6 β-cells). The purpose of this study was to investigate whether Klotho plays a role in the regulation of insulin secretion in MIN6 β-cells by overexpression and silencing of Klotho. It is interesting that overexpression of Klotho increased glucose-induced insulin secretion in MIN6 β-cells. Overexpression of mouse Klotho protein also significantly increased plasma membrane levels of transient receptor potential V2 (TRPV2), calcium entry, and the glucose-induced increase in intracellular calcium. On the other hand, knockdown of Klotho by siRNA significantly decreased plasma membrane levels of TRPV2 and attenuated glucose-induced calcium entry and insulin secretion. Tranilast, a selective inhibitor of TRPV2, abolished the promoting effects of overexpression of Klotho on glucose-induced calcium entry and insulin secretion in MIN6 cells. Thus, TRPV2 lies in the downstream of Klotho in the regulation of glucose-induced insulin secretion. This study demonstrated, for the first time, that Klotho may enhance glucose-induced insulin secretion by up-regulating plasma membrane levels of TRPV2 and thus glucose-induced calcium responses. These findings reveal a previously unidentified role of Klotho in the regulation of glucose-induced insulin secretion in MIN6 β-cells.

Indexed as

Gene Expression RegulationAgingAnimalsCalciumCalcium ChannelsCell MembraneCytosolGlucoseGlucuronidaseInsulinInsulin-Secreting CellsInsulin SecretionIslets of LangerhansKlotho ProteinsMiceRNA, Small InterferingCalciumCalcium ChannelsGlucoseGlucuronidaseInsulinKlotho ProteinsRNA, Small InterferingTrpv2 protein, mouseTRPV Cation Channels

Identifiers

PMID22597535
PMCPMC3380305
OpenAlexW1992510938

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.