Evidence map›Paper›PMID 23355340›Full record

ArticleAmerican journal of physiology. Heart and circulatory physiology2013

Transplantation of autologously derived mitochondria protects the heart from ischemia-reperfusion injury.

Akihiro Masuzawa, Kendra M Black, Christina A Pacak, Maria Ericsson, Reanne J Barnett, Ciara Drumm, Pankaj Seth, Donald B Bloch, Sidney Levitsky, Douglas B Cowan and 1 more

Open access · greenAbstract read
In one paragraph

Article in American journal of physiology. Heart and circulatory physiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 259 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
259citing papers in PubMed, 2 pooled it
7.0field-weighted citation impact, top 2% 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

259 citing papers in PubMed, 2 syntheses or guidelines pooled it, 449 citations in OpenAlex.

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199 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

11 authors at 3 institutions in 1 country.

Akihiro MasuzawaDivision of Cardiothoracic Surgery, Department of Surgery, Beth Israel Deaconess Medical Center, Boston, MA 02215, USA.
Kendra M Black
Christina A Pacak
Maria Ericsson
Reanne J Barnett
Ciara Drumm
Pankaj Seth
Donald B Bloch
Sidney Levitsky
Douglas B Cowan
James D McCully
Beth Israel Deaconess Medical Center · USHarvard University · USBoston Children's Hospital · US

Funding

MYOCARDIAL PROTECTION: REPERFUSION INJURY AMELIORATIONR01HL029077 · NHLBI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LEVITSKY, SIDNEY, MCCULLY, JAMES D · 1985 to 2010
$4.1M
Expansion and Directed Differentiation of Adult Side Population Stem CellsR01HL088206 · NHLBI · BOSTON CHILDREN'S HOSPITAL · PI COWAN, DOUGLAS BURR · 2007 to 2011
$1.9M
Autogeneic Mitochondria: Surgical CardioprotectionR01HL103642 · NHLBI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI MCCULLY, JAMES D · 2010 to 2013
$1.7M
MITOCHONDRIAL DNA DELETIONS IN CARDIAC SURGERYR01HL059542 · NHLBI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI MCCULLY, JAMES D · 1998 to 2000
$179k
NHLBI NIH HHS HL-088206NHLBI NIH HHS HL-103642NHLBI NIH HHS R01 HL029077NHLBI NIH HHS R01 HL088206NHLBI NIH HHS R01 HL103642
6 · The paper itself

Abstract

Mitochondrial damage and dysfunction occur during ischemia and modulate cardiac function and cell survival significantly during reperfusion. We hypothesized that transplantation of autologously derived mitochondria immediately prior to reperfusion would ameliorate these effects. New Zealand White rabbits were used for regional ischemia (RI), which was achieved by temporarily snaring the left anterior descending artery for 30 min. Following 29 min of RI, autologously derived mitochondria (RI-mitochondria; 9.7 ± 1.7 × 10(6)/ml) or vehicle alone (RI-vehicle) were injected directly into the RI zone, and the hearts were allowed to recover for 4 wk. Mitochondrial transplantation decreased (P < 0.05) creatine kinase MB, cardiac troponin-I, and apoptosis significantly in the RI zone. Infarct size following 4 wk of recovery was decreased significantly in RI-mitochondria (7.9 ± 2.9%) compared with RI-vehicle (34.2 ± 3.3%, P < 0.05). Serial echocardiograms showed that RI-mitochondria hearts returned to normal contraction within 10 min after reperfusion was started; however, RI-vehicle hearts showed persistent hypokinesia in the RI zone at 4 wk of recovery. Electrocardiogram and optical mapping studies showed that no arrhythmia was associated with autologously derived mitochondrial transplantation. In vivo and in vitro studies show that the transplanted mitochondria are evident in the interstitial spaces and are internalized by cardiomyocytes 2-8 h after transplantation. The transplanted mitochondria enhanced oxygen consumption, high-energy phosphate synthesis, and the induction of cytokine mediators and proteomic pathways that are important in preserving myocardial energetics, cell viability, and enhanced post-infarct cardiac function. Transplantation of autologously derived mitochondria provides a novel technique to protect the heart from ischemia-reperfusion injury.

Indexed as

AnimalsApoptosisCreatine KinaseEchocardiographyExtracellular SpaceHeLa CellsHumansMaleMitochondriaMyocardial ContractionMyocardial Reperfusion InjuryMyocardiumRabbitsTransplantation, AutologousTroponinVoltage-Sensitive Dye ImagingCreatine KinaseTroponin

Identifiers

PMID23355340
PMCPMC3625892
OpenAlexW2084153419

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.