Evidence map›Paper›PMID 25803628›Full record

ReviewRedox report : communications in free radical research2015

Sepsis, oxidative stress, and hypoxia: Are there clues to better treatment?

David Bar-Or, Matthew M Carrick, Charles W Mains, Leonard T Rael, Denetta Slone, Edward N Brody

Open access · bronzeAbstract readReview
In one paragraph

Review in Redox report : communications in free radical research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

43 citing papers in PubMed, 85 citations in OpenAlex.

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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

6 authors at 4 institutions in 1 country.

David Bar-Or
Matthew M Carrick
Charles W Mains
Leonard T Rael
Denetta Slone
Edward N Brody
Swedish Medical Center · USPlano Cancer Institute · USSomaLogic (United States) · USSt. Anthony Hospital · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sepsis is a clinical syndrome characterized by systemic inflammation, usually in response to infection. The signs and symptoms are very similar to Systemic Inflammatory Response Syndrome (SIRS), which typically occur consequent to trauma and auto-immune diseases. Common treatments of sepsis include administration of antibiotics and oxygen. Oxygen is administered due to ischemia in tissues, which results in the production of free radicals. Poor utilization of oxygen by the mitochondrial electron transport chain can increase oxidative stress during ischemia and exacerbate the severity and outcome in septic patients. This course of treatment virtually mimics the conditions seen in ischemia-reperfusion disorders. Therefore, this review proposes that the mechanism of free radical production seen in sepsis and SIRS is identical to the oxidative stress seen in ischemia-reperfusion injury. Specifically, this is due to a biochemical mechanism within the mitochondria where the oxidation of succinate to fumarate by succinate dehydrogenase (complex II) is reversed in sepsis (hypoxia), leading to succinate accumulation. Oxygen administration (equivalent to reperfusion) rapidly oxidizes the accumulated succinate, leading to the generation of large amounts of superoxide radical and other free radical species. Organ damage possibly leading to multi-organ failure could result from this oxidative burst seen in sepsis and SIRS. Accordingly, we postulate that temporal administration with anti-oxidants targeting the mitochondria and/or succinate dehydrogenase inhibitors could be beneficial in sepsis and SIRS patients.

Indexed as

Electron TransportHumansHypoxiaMitochondriaOxidative StressSepsisSystemic Inflammatory Response SyndromeElectron transport chainInflammationIschemiaMitochondriaOxidative stressReperfusionSepsisSystemic Inflammatory Response Syndrome

Identifiers

PMID25803628
PMCPMC6837729
OpenAlexW2001299440

What OpenQuestion holds

Textmetadata
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.