Evidence map›Paper›PMID 23813215›Full record

ArticleJournal of the American Society of Nephrology : JASN2013

The mitochondrial-targeted compound SS-31 re-energizes ischemic mitochondria by interacting with cardiolipin.

Alexander V Birk, Shaoyi Liu, Yi Soong, William Mills, Pradeep Singh, J David Warren, Surya V Seshan, Joel D Pardee, Hazel H Szeto

Abstract read
In one paragraph

Article in Journal of the American Society of Nephrology : JASN, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 294 papers.

0numbers the graph read from it
0cells of the map it votes in
294citing papers in PubMed
–field-weighted citation impact
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

294 citing papers in PubMed.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors.

Alexander V BirkDepartments of Pharmacology, Weill Cornell Medical College, New York, NY 10021, USA.
Shaoyi Liu
Yi Soong
William Mills
Pradeep Singh
J David Warren
Surya V Seshan
Joel D Pardee
Hazel H Szeto

Funding

SPECIFICITY OF OXYGEN DNA DAMAGE AND MUTAGENESISP01AG001751 · NIA · UNIVERSITY OF WASHINGTON · PI RABINOVITCH, PETER S · 1985 to 2021
$29.6M
Cardiomyocyte mitochondria and mtROS in cardiac aging, hypertrophy and failureR01HL101186 · NHLBI · UNIVERSITY OF WASHINGTON · PI RABINOVITCH, PETER S · 2010 to 2013
$2.5M
NHLBI NIH HHS R01 HL101186NHLBI NIH HHS R01-HL101186NIA NIH HHS P01 AG001751NIA NIH HHS P01-AG001751
6 · The paper itself

Abstract

Ischemia causes AKI as a result of ATP depletion, and rapid recovery of ATP on reperfusion is important to minimize tissue damage. ATP recovery is often delayed, however, because ischemia destroys the mitochondrial cristae membranes required for mitochondrial ATP synthesis. The mitochondria-targeted compound SS-31 accelerates ATP recovery after ischemia and reduces AKI, but its mechanism of action remains unclear. Here, we used a polarity-sensitive fluorescent analog of SS-31 to demonstrate that SS-31 binds with high affinity to cardiolipin, an anionic phospholipid expressed on the inner mitochondrial membrane that is required for cristae formation. In addition, the SS-31/cardiolipin complex inhibited cytochrome c peroxidase activity, which catalyzes cardiolipin peroxidation and results in mitochondrial damage during ischemia, by protecting its heme iron. Pretreatment of rats with SS-31 protected cristae membranes during renal ischemia and prevented mitochondrial swelling. Prompt recovery of ATP on reperfusion led to rapid repair of ATP-dependent processes, such as restoration of the actin cytoskeleton and cell polarity. Rapid recovery of ATP also inhibited apoptosis, protected tubular barrier function, and mitigated renal dysfunction. In conclusion, SS-31, which is currently in clinical trials for ischemia-reperfusion injury, protects mitochondrial cristae by interacting with cardiolipin on the inner mitochondrial membrane.

Indexed as

Adenosine TriphosphateAnimalsCalciumCardiolipinsCytochrome-c PeroxidaseIschemiaLipid PeroxidationMitochondriaMitochondrial MembranesOligopeptidesRatsReactive Oxygen SpeciesReperfusion InjuryAdenosine Triphosphatearginyl-2,'6'-dimethyltyrosyl-lysyl-phenylalaninamideCalciumCardiolipinsCytochrome-c PeroxidaseOligopeptidesReactive Oxygen Species

Identifiers

PMID23813215
PMCPMC3736700

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.