Evidence map›Paper›PMID 23051746›Full record

ArticleNature2012

CaMKII determines mitochondrial stress responses in heart.

Mei-Ling A Joiner, Olha M Koval, Jingdong Li, B Julie He, Chantal Allamargot, Zhan Gao, Elizabeth D Luczak, Duane D Hall, Brian D Fink, Biyi Chen and 8 more

Abstract read
In one paragraph

Article in Nature, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 243 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
243citing papers in PubMed, 1 pooled it
12.2field-weighted citation impact, top 1% 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

243 citing papers in PubMed, 1 synthesis or guideline pooled it, 403 citations in OpenAlex.

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183 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

18 authors at 2 institutions in 1 country.

Mei-Ling A JoinerDepartment of Internal Medicine and Cardiovascular Center, Carver College of Medicine, University of Iowa, Iowa City, Iowa 52242, USA. mei-ling-joiner@uiowa.edu
Olha M Koval
Jingdong Li
B Julie He
Chantal Allamargot
Zhan Gao
Elizabeth D Luczak
Duane D Hall
Brian D Fink
Biyi Chen
Jinying Yang
Steven A Moore
Thomas D Scholz
Stefan Strack
Peter J Mohler
William I Sivitz
Long-Sheng Song
Mark E Anderson
University of Iowa · USVeterans Health Administration · US

Funding

MEDICAL SCIENTIST TRAINING PROGRAMT32GM007337 · NIGMS · UNIVERSITY OF IOWA · PI GEYER, PAMELA K., LENTZ, STEVEN R · 1985 to 2020
$15.9M
Mitochondrial Calmodulin Kinase II in Physiology and DiseaseR01HL070250 · NHLBI · VANDERBILT UNIVERSITY · PI ANDERSON, MARK E · 2002 to 2017
$5.2M
T-tubule remodeling and Ca2+-dependent arrhythmogenesis in cardiomyopathies.R01HL090905 · NHLBI · UNIVERSITY OF IOWA · PI SONG, LONG-SHENG · 2008 to 2017
$4.0M
Role of spectrin/ankyrin-G complex in myocyte signaling and cardiac excitabilityR01HL083422 · NHLBI · VANDERBILT UNIVERSITY · PI MOHLER, PETER J. · 2006 to 2016
$3.8M
Role of ankyrin-B in human arrhythmiaR01HL084583 · NHLBI · UNIVERSITY OF IOWA · PI MOHLER, PETER J. · 2006 to 2015
$3.4M
Methionine sulfoxide reductase A and oxidized CaMKII in structural heart diseaseR01HL079031 · NHLBI · UNIVERSITY OF IOWA · PI ANDERSON, MARK E · 2006 to 2015
$3.3M
Oxidized CaMKII in Atrial FibrillationR01HL113001 · NHLBI · UNIVERSITY OF IOWA · PI ANDERSON, MARK E · 2012 to 2016
$1.9M
CALMODULIN KINASE II AND EARLY AFTERDEPOLARIZATIONSR01HL062494 · NHLBI · VANDERBILT UNIVERSITY · PI ANDERSON, MARK E · 1999 to 2007
$1.8M
NHLBI NIH HHS R01 HL062494NHLBI NIH HHS R01 HL070250NHLBI NIH HHS R01 HL079031NHLBI NIH HHS R01 HL083422NHLBI NIH HHS R01 HL084583NHLBI NIH HHS R01 HL090905NHLBI NIH HHS R01 HL113001NHLBI NIH HHS R01 HL62494NHLBI NIH HHS R01 HL70250NIGMS NIH HHS T32 GM007337
6 · The paper itself

Abstract

Myocardial cell death is initiated by excessive mitochondrial Ca(2+) entry causing Ca(2+) overload, mitochondrial permeability transition pore (mPTP) opening and dissipation of the mitochondrial inner membrane potential (ΔΨm). However, the signalling pathways that control mitochondrial Ca(2+) entry through the inner membrane mitochondrial Ca(2+) uniporter (MCU) are not known. The multifunctional Ca(2+)/calmodulin-dependent protein kinase II (CaMKII) is activated in ischaemia reperfusion, myocardial infarction and neurohumoral injury, common causes of myocardial death and heart failure; these findings suggest that CaMKII could couple disease stress to mitochondrial injury. Here we show that CaMKII promotes mPTP opening and myocardial death by increasing MCU current (I(MCU)). Mitochondrial-targeted CaMKII inhibitory protein or cyclosporin A, an mPTP antagonist with clinical efficacy in ischaemia reperfusion injury, equivalently prevent mPTP opening, ΔΨm deterioration and diminish mitochondrial disruption and programmed cell death in response to ischaemia reperfusion injury. Mice with myocardial and mitochondrial-targeted CaMKII inhibition have reduced I(MCU) and are resistant to ischaemia reperfusion injury, myocardial infarction and neurohumoral injury, suggesting that pathological actions of CaMKII are substantially mediated by increasing I(MCU). Our findings identify CaMKII activity as a central mechanism for mitochondrial Ca(2+) entry in myocardial cell death, and indicate that mitochondrial-targeted CaMKII inhibition could prevent or reduce myocardial death and heart failure in response to common experimental forms of pathophysiological stress.

Indexed as

Stress, PhysiologicalAnimalsApoptosisCalciumCalcium-Calmodulin-Dependent Protein Kinase Type 2CyclosporineFemaleHeartHeart FailureMembrane Potential, MitochondrialMiceMice, Inbred C57BLMice, TransgenicMitochondria, HeartMitochondrial Membrane Transport ProteinsMitochondrial Permeability Transition PoreCalciumCalcium-Calmodulin-Dependent Protein Kinase Type 2CyclosporineMitochondrial Membrane Transport ProteinsMitochondrial Permeability Transition PoreSerine

Identifiers

PMID23051746
PMCPMC3471377
OpenAlexW2035968737

What OpenQuestion holds

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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.