Evidence map›Paper›PMID 29234096›Full record

ArticleScientific reports2017

Transit and integration of extracellular mitochondria in human heart cells.

Douglas B Cowan, Rouan Yao, Jerusha K Thedsanamoorthy, David Zurakowski, Pedro J Del Nido, James D McCully

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed, 4 pooled it
4.9field-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

104 citing papers in PubMed, 4 syntheses or guidelines pooled it, 179 citations in OpenAlex.

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  16. Therapeutic Impact of Mitochondrial Transplants for Cardiovascular Diseases.International journal of molecular sciences · 2026
    Review
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44 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

6 authors at 2 institutions in 1 country.

Douglas B CowanDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital, Boston, 02115, Massachusetts, USA. douglas.cowan@childrens.harvard.edu.
Rouan YaoDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital, Boston, 02115, Massachusetts, USA.
Jerusha K ThedsanamoorthyDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital, Boston, 02115, Massachusetts, USA.
David ZurakowskiDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital, Boston, 02115, Massachusetts, USA.
Pedro J Del NidoDepartment of Cardiac Surgery, Boston Children's Hospital, Boston, 02115, Massachusetts, USA.
James D McCullyDepartment of Cardiac Surgery, Boston Children's Hospital, Boston, 02115, Massachusetts, USA.
Boston Children's Hospital · USHarvard University · US

Funding

A Multi-user Super Resolution Microscope for Developmental BiologyS10RR029237 · NCRR · HARVARD UNIVERSITY · PI KUNES, SAMUEL M · 2010 to 2010
$1.0M
NCRR NIH HHS S10 RR029237
6 · The paper itself

Abstract

Tissue ischemia adversely affects the function of mitochondria, which results in impairment of oxidative phosphorylation and compromised recovery of the affected organ. The impact of ischemia on mitochondrial function has been extensively studied in the heart because of the morbidity and mortality associated with injury to this organ. As conventional methods to preserve cardiac cell viability and contractile function following ischemia are limited in their efficacy, we developed a unique approach to protect the heart by transplanting respiration-competent mitochondria to the injured region. Our previous animal experiments showed that transplantation of isolated mitochondria to ischemic heart tissue leads to decreases in cell death, increases in energy production, and improvements in contractile function. We also discovered that exogenously-derived mitochondria injected or perfused into ischemic hearts were rapidly internalised by cardiac cells. Here, we used three-dimensional super-resolution microscopy and transmission electron microscopy to determine the intracellular fate of endocytosed exogenous mitochondria in human iPS-derived cardiomyocytes and primary cardiac fibroblasts. We found isolated mitochondria are incorporated into cardiac cells within minutes and then transported to endosomes and lysosomes. The majority of exogenous mitochondria escape from these compartments and fuse with the endogenous mitochondrial network, while some of these organelles are degraded through hydrolysis.

Indexed as

Cell LineCell RespirationEndocytosisEndosomesFibroblastsHumansInduced Pluripotent Stem CellsLysosomesMitochondriaMyocardial IschemiaMyocytes, Cardiac

Identifiers

PMID29234096
PMCPMC5727261
OpenAlexW2952849525

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.