Evidence map›Paper›PMID 27500955›Full record

ArticlePloS one2016

Intracoronary Delivery of Mitochondria to the Ischemic Heart for Cardioprotection.

Douglas B Cowan, Rouan Yao, Vamsidhar Akurathi, Erin R Snay, Jerusha K Thedsanamoorthy, David Zurakowski, Maria Ericsson, Ingeborg Friehs, Yaotang Wu, Sidney Levitsky and 3 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 128 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
128citing papers in PubMed, 2 pooled it
9.3field-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

128 citing papers in PubMed, 2 syntheses or guidelines pooled it, 235 citations in OpenAlex.

  1. Pooled it
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  9. Therapeutic Impact of Mitochondrial Transplants for Cardiovascular Diseases.International journal of molecular sciences · 2026
    Review
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68 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

13 authors at 3 institutions in 1 country.

Douglas B CowanDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Rouan YaoDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Vamsidhar AkurathiDepartment of Radiology, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Erin R SnayDepartment of Radiology, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Jerusha K ThedsanamoorthyDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
David ZurakowskiDepartment of Anesthesiology, Perioperative and Pain Medicine, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Maria EricssonDepartment of Cell Biology, Harvard Medical School, Boston, MA, United States of America.
Ingeborg FriehsDepartment of Cardiac Surgery, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Yaotang WuDepartment of Radiology, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Sidney LevitskyDepartment of Cardiothoracic Surgery, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA, United States of America.
Pedro J Del NidoDepartment of Cardiac Surgery, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
Alan B PackardDepartment of Radiology, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.
James D McCullyDepartment of Cardiac Surgery, Boston Children's Hospital and Harvard Medical School, Boston, MA, United States of America.ORCID http://orcid.org/0000-0003-1058-6976
Boston Children's Hospital · USBeth Israel Deaconess Medical Center · USHarvard University · US

Funding

A Novel F-18 PET Myocardial Perfusion Radiopharmaceutical based on Rhodamine DyesR01HL108107 · NHLBI · BOSTON CHILDREN'S HOSPITAL · PI PACKARD, ALAN BRENT · 2011 to 2020
$3.9M
Autogeneic Mitochondria: Surgical CardioprotectionR01HL103642 · NHLBI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI MCCULLY, JAMES D · 2010 to 2013
$1.7M
NHLBI NIH HHS R01 HL103642NHLBI NIH HHS R01 HL108107
6 · The paper itself

Abstract

We have previously shown that transplantation of autologously derived, respiration-competent mitochondria by direct injection into the heart following transient ischemia and reperfusion enhances cell viability and contractile function. To increase the therapeutic potential of this approach, we investigated whether exogenous mitochondria can be effectively delivered through the coronary vasculature to protect the ischemic myocardium and studied the fate of these transplanted organelles in the heart. Langendorff-perfused rabbit hearts were subjected to 30 minutes of ischemia and then reperfused for 10 minutes. Mitochondria were labeled with 18F-rhodamine 6G and iron oxide nanoparticles. The labeled mitochondria were either directly injected into the ischemic region or delivered by vascular perfusion through the coronary arteries at the onset of reperfusion. These hearts were used for positron emission tomography, microcomputed tomography, and magnetic resonance imaging with subsequent microscopic analyses of tissue sections to confirm the uptake and distribution of exogenous mitochondria. Injected mitochondria were localized near the site of delivery; while, vascular perfusion of mitochondria resulted in rapid and extensive dispersal throughout the heart. Both injected and perfused mitochondria were observed in interstitial spaces and were associated with blood vessels and cardiomyocytes. To determine the efficacy of vascular perfusion of mitochondria, an additional group of rabbit hearts were subjected to 30 minutes of regional ischemia and reperfused for 120 minutes. Immediately following regional ischemia, the hearts received unlabeled, autologous mitochondria delivered through the coronary arteries. Autologous mitochondria perfused through the coronary vasculature significantly decreased infarct size and significantly enhanced post-ischemic myocardial function. In conclusion, the delivery of mitochondria through the coronary arteries resulted in their rapid integration and widespread distribution throughout the heart and provided cardioprotection from ischemia-reperfusion injury.

Indexed as

Coronary VesselsMyocardial ContractionAnimalsCardiotonic AgentsFemaleHumansMitochondriaMyocardial Reperfusion InjuryMyocardiumRabbitsCardiotonic Agents

Identifiers

PMID27500955
PMCPMC4976938
OpenAlexW2515012586

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.