Evidence map›Paper›PMID 31897506›Full record

ArticleInflammation research : official journal of the European Histamine Research Society ... [et al.]2020

The α7-nAChR/heme oxygenase-1/carbon monoxide pathway mediates the nicotine counteraction of renal inflammation and vasoconstrictor hyporeactivity in endotoxic male rats.

Abdalla M Wedn, Sahar M El-Gowilly, Mahmoud M El-Mas

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Article in Inflammation research : official journal of the European Histamine Research Society ... [et al.], 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

6 citing papers in PubMed, 17 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

3 authors at 1 institution in 1 country.

Abdalla M WednDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt.
Sahar M El-GowillyDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt.
Mahmoud M El-MasDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt. mahelm@hotmail.com.ORCID http://orcid.org/0000-0001-8855-7070
Alexandria University · EG

Funding

Science and Technology Development Fund STDF Grant No. 14895
6 · The paper itself

Abstract

objectiveThe objective of the study was to test the hypothesis that nicotine guards against endotoxemia-associated renal inflammation and vasoconstrictor dysfunction via the activation of α7-nicotinic acetylcholine receptors (α7-nAChRs)/heme oxygenase-1 (HO-1) cascade. MATERIALS: 91 male and female rats were included in the study. TREATMENTS: Lipopolysaccharide (LPS, 5 mg kg

methodsIsolated perfused kidney was used to evaluate renal vasoconstriction and immunohistochemistry to assess inflammatory cytokines.

resultsLPS reduced renal vasoconstrictions induced by phenylephrine or vasopressin in perfused kidneys of male, but not female, rats. Higher elevations in serum interleukin-1β and renal expressions of inducible nitric oxide synthase (iNOS) and nuclear factor-κB (NF-κB) were observed in LPS-treated male rats, whereas greater HO-1 expression was evident in endotoxic female rats. LPS effects were reversed by nicotine or PTX. Further, the favorable nicotine actions were (i) diminished by MLA or ZnPP and (ii) replicated by hemin or CORM-2, but not bilirubin, and (iii) associated with exaggerated and MLA-sensitive increases in HO-1 expression.

conclusionsα7-nAChR/HO-1/CO signaling mediates nicotine protection against renal inflammation and vasoconstrictor hyporeactivity in endotoxic male rats.

Indexed as

AnimalsAnti-Inflammatory Agents, Non-SteroidalCarbon MonoxideEndotoxemiaFemaleHeme Oxygenase (Decyclizing)InflammationInterleukin-1betaIn Vitro TechniquesKidneyLipopolysaccharidesMaleNicotinePerfusionRatsRats, WistarAnti-Inflammatory Agents, Non-SteroidalCarbon MonoxideChrna9 protein, ratHeme Oxygenase (Decyclizing)Hmox1 protein, ratIL1B protein, ratInterleukin-1betaLipopolysaccharidesNicotineReceptors, NicotinicVasoconstrictor AgentsEndotoxemiaHeme oxygenase-1InflammationNicotineRenal vasoconstrictionα7-Nicotinic acetylcholine receptors

Identifiers

PMID31897506
OpenAlexW2998589686

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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.