Evidence map›Paper›PMID 25461302›Full record

ArticleNitric oxide : biology and chemistry2015

Inhaled hydrogen sulfide prevents neuropathic pain after peripheral nerve injury in mice.

Kotaro Kida, Eizo Marutani, Rebecca K Nguyen, Fumito Ichinose

Registry-linked trialAbstract read
In one paragraph

Article in Nitric oxide : biology and chemistry, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05476575 (The Effect of Perioperative Hydrogen Inhalation on Post-operative Pain and Inflammation Cytokines), which is not on this map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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.

NCT05476575 nacompletednot on this mapstarted 2021, after this paper: background citation

The Effect of Perioperative Hydrogen Inhalation on Post-operative Pain and Inflammation Cytokines

TypeinterventionalSponsorFu Jen Catholic University HospitalRan2021 to 2022Enrolled37ConditionsPain, AcuteArmshydrogen inhalation, 4% concentration, given via nasal cannula
3 · Its place in the literature

Who cites it

16 citing papers in PubMed.

  1. Article
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  5. HJournal of molecular neuroscience : MN · 2023
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  16. Review
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

4 authors.

Kotaro KidaDepartment of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
Eizo MarutaniDepartment of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
Rebecca K NguyenDepartment of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
Fumito IchinoseDepartment of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA. Electronic address: fichinose@mgh.harvard.edu.

Funding

IMPACT OF HYDROGEN SULFIDE ON OUTCOME OF CARDIAC ARREST AND CARDIOPULMONARY RESUSR01HL101930 · NHLBI · MASSACHUSETTS GENERAL HOSPITAL · PI ICHINOSE, FUMITO · 2010 to 2014
$2.1M
NHLBI NIH HHS R01 HL101930PHS HHS NHLBI HL101930
6 · The paper itself

Abstract

Increasing evidence suggests that the pathogenesis of neuropathic pain is mediated through activation of microglia in the spinal cord. Hydrogen sulfide attenuates microglial activation and central nervous system inflammation; however, the role of hydrogen sulfide in neuropathic pain is unclear. In this study, we examined the effects of hydrogen sulfide breathing on neuropathic pain in mice. C57BL/6J mice were subjected to chronic constriction injury (CCI) of the sciatic nerve. After CCI, mice breathed air alone or air mixed with hydrogen sulfide at 40 ppm for 8 h on 7 consecutive days. The expression levels of inflammatory cytokines including interleukin 6 (IL-6) were measured in the spinal cord. Effects of hydrogen sulfide on IL-6-induced activation of microglia were examined in primary rat microglia. Mice that breathed air alone exhibited the neuropathic pain behavior including mechanical allodynia and thermal hyperalgesia and increased mRNA levels of IL-6 and chemokine CC motif ligand 2 (CCL2) after CCI. Inhaled hydrogen sulfide prevented the neuropathic pain behavior and attenuated the upregulation of inflammatory cytokines. Sodium sulfide inhibited IL-6-induced activation of primary microglia. These results suggest that inhaled hydrogen sulfide prevents the development of neuropathic pain in mice possibly via inhibition of the activation of microglia in the spinal cord.

Indexed as

Administration, InhalationAnalgesicsAnimalsBehavior, AnimalHydrogen SulfideHyperalgesiaInterleukin-6MaleMiceMice, Inbred C57BLMicrogliaPain ManagementPeripheral Nerve InjuriesRats, Sprague-DawleySciatic NerveSpinal CordAnalgesicsHydrogen SulfideInterleukin-6Hydrogen sulfideInflammatory cytokineMicrogliaNeuropathic pain

Identifiers

PMID25461302
PMCPMC4361306

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Registered trials

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.