Evidence map›Paper›PMID 28739448›Full record

ArticleChest2017

Hydrocortisone and Ascorbic Acid Synergistically Prevent and Repair Lipopolysaccharide-Induced Pulmonary Endothelial Barrier Dysfunction.

Nektarios Barabutis, Vikramjit Khangoora, Paul E Marik, John D Catravas

Registry-linked trialOpen access · greenAbstract read
In one paragraph

Article in Chest, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03422159 (Outcomes of Metabolic Resuscitation Using Ascorbic Acid, Thiamine, and Glucocorticoids in the Early Treatment of Sepsis.), which is not on this map. Cited by 67 papers.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed
10.1field-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.

NCT03422159 phase2completednot on this mapstarted 2018, after this paper: background citation

Outcomes of Metabolic Resuscitation Using Ascorbic Acid, Thiamine, and Glucocorticoids in the Early Treatment of Sepsis.

TypeinterventionalSponsorCommunity Medical Center, Toms River, NJRan2018 to 2019Enrolled140ConditionsSepsis, Severe, Septic ShockArmsAscorbic Acid, Thiamine, Hydrocortisone, Sodium Chloride 0.9%
3 · Its place in the literature

Who cites it

67 citing papers in PubMed, 124 citations in OpenAlex.

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  14. Risk factors for renal impairment in patients with hematological cancer receiving antineoplastic treatment.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2022
    Article
  15. Article
  16. Review
  17. Vitamin therapy in sepsis.Pediatric research · 2022
    Review
  18. Review
  19. Article
  20. The critical care literature 2020.The American journal of emergency medicine · 2021
    Review

7 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

4 authors at 2 institutions in 1 country.

Nektarios BarabutisFrank Reidy Research Center for Bioelectrics, College of Health Sciences, Old Dominion University, Norfolk, VA.
Vikramjit KhangooraDivision of Pulmonary and Critical Care Medicine, Eastern Virginia Medical School, Norfolk, VA.
Paul E MarikDivision of Pulmonary and Critical Care Medicine, Eastern Virginia Medical School, Norfolk, VA.
John D CatravasSchool of Medical Diagnostic and Translational Sciences, College of Health Sciences, Old Dominion University, Norfolk, VA; Departments of Medicine and Physiological Sciences, Eastern Virginia Medical School, Norfolk, VA. Electronic address: jcatrava@odu.edu.
Eastern Virginia Medical School · USOld Dominion University · US

Funding

Therapeutic Mechanisms of RhoA Inhibition In Acute Lung InjuryP01HL101902 · NHLBI · AUGUSTA UNIVERSITY · PI BLACK, STEPHEN M · 2011 to 2016
$11.2M
NHLBI NIH HHS P01 HL101902
6 · The paper itself

Abstract

backgroundSepsis refers to the dysregulated host immune response elicited by microbial infections resulting in life-threatening organ dysfunction. Sepsis represents a medical challenge, since it is associated with a rate of death as high as 60%. Septic shock is strongly associated with vascular dysfunction and elevated pulmonary capillary permeability. We recently reported that the combination of hydrocortisone (HC), ascorbic acid (vitC), and thiamine dramatically improves outcomes and reduces mortality in patients with sepsis. In the present study, we provide experimental evidence in support of the hypothesis that the combination of HC and vitC enhances endothelial barrier function.

methodsHuman lung microvascular endothelial cells were exposed to lipopolysaccharide (LPS) in the absence or presence of HC and vitC.

resultsLPS alone induced profound hyperpermeability, as reflected in decreased values of transendothelial electrical resistance. vitC alone did not exhibit barrier enhancement properties nor did it affect the LPS-induced hyperpermeability. Similarly, HC alone exhibited only a minor barrier-enhancing and protective effect. Conversely, the combination of HC and vitC, either as before or after treatment, dramatically reversed the LPS-induced barrier dysfunction. The barrier-protective effects of HC and vitC were associated with reversal of LPS-induced p53 and phosphorylated cofilin downregulation and LPS-induced RhoA activation and myosin light chain phosphorylation.

conclusionsThese data provide a novel mechanism of endothelial barrier protection and suggest one possible pathway that may contribute to the therapeutic effects of HC and vitC in patients with sepsis.

Indexed as

Anti-Inflammatory AgentsAntioxidantsAscorbic AcidCapillary PermeabilityCells, CulturedDrug SynergismDrug Therapy, CombinationEndothelium, VascularHumansHydrocortisoneLipopolysaccharidesLungSepsisSignal TransductionVasodilationAnti-Inflammatory AgentsAntioxidantsAscorbic AcidHydrocortisoneLipopolysaccharidesbarrier functionendothelial permeabilityendothelium

Identifiers

PMID28739448
PMCPMC5812759
OpenAlexW2737807579

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.