Evidence map›Paper›PMID 28064218›Full record

ArticleIn vivo (Athens, Greece)2017

Effectiveness of Analogs of the GS-Nitroxide, JP4-039, as Total Body Irradiation Mitigators.

Michael W Epperly, Joshua R Sacher, Tanja Krainz, Xiaolin Zhang, Peter Wipf, Mary Liang, Renee Fisher, Song Li, Hong Wang, Joel S Greenberger

Abstract read
In one paragraph

Article in In vivo (Athens, Greece), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

  1. Radiomitigators: Breakthroughs in Post-Radiation Recovery.Antioxidants (Basel, Switzerland) · 2026
    Review
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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

10 authors.

Michael W EpperlyDepartment of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA, U.S.A.
Joshua R SacherDepartment of Chemistry, University of Pittsburgh, Pittsburgh, PA, U.S.A.
Tanja KrainzDepartment of Chemistry, University of Pittsburgh, Pittsburgh, PA, U.S.A.
Xiaolin ZhangDepartment of Chemistry, University of Pittsburgh, Pittsburgh, PA, U.S.A.
Peter WipfDepartment of Chemistry, University of Pittsburgh, Pittsburgh, PA, U.S.A.
Mary LiangDepartment of Chemistry, University of Pittsburgh, Pittsburgh, PA, U.S.A.
Renee FisherDepartment of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA, U.S.A.
Song LiSchool of Pharmacy, University of Pittsburgh, Pittsburgh, PA, U.S.A.
Hong WangDepartment of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA, U.S.A.
Joel S GreenbergerDepartment of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA, U.S.A. greenbergerjs@upmc.edu.

Funding

VECTOR CORE FACILITYP30CA047904 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI JOHN C. BYRD · 1988 to 2026
$158.0M
Training and EducationU19AI068021 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GREENBERGER, JOEL S · 2005 to 2019
$44.4M
NIAID NIH HHS U19 AI068021
6 · The paper itself

Abstract

BACKGROUND/

aimMitochondrial-targeted gramicidin S (GS)-nitroxide, JP4-039, has been demonstrated to be a potent radiation mitigator, and safe over a wide dose range. In addition, JP4-039 has organ-specific effectiveness when locally applied. MATERIALS AND

methodsWe tested the effect of another GS-nitroxide, XJB-5-131, which has more effective mitochondrial localization, and compared these results to those for radiation mitigation against the hematopoietic syndrome, and two analogs of JP4-039, which have the same mitochondrial localization signal, but different chemical payloads: JRS527.084 contains a second nitroxide per molecule, and TK649.030 contains an ester group attached to the nitroxide.

resultsThe results demonstrate the superiority of JP4-039 as a systemic radiation mitigator.

conclusionStructure-activity relationships and bioassays demonstrate that JP4-039 is an optimized small-molecule radiation mitigator.

Indexed as

AnimalsDose-Response Relationship, RadiationFemaleMiceMice, Inbred C57BLMolecular StructureNitrogen OxidesRadiation Injuries, ExperimentalRadiation-Protective AgentsStructure-Activity RelationshipWhole-Body IrradiationJP4-039Nitrogen OxidesRadiation-Protective AgentsGS-nitroxideOxidative stressradiation mitigation

Identifiers

PMID28064218
PMCPMC5267945

What OpenQuestion holds

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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.