Evidence map›Paper›PMID 16555109›Full record

ArticlePediatric surgery international2006

Protective effects of leflunomide against ischemia-reperfusion injury of the rat liver.

Abdurrahman Karaman, Ersin Fadillioglu, Emine Turkmen, Erkan Tas, Zumrut Yilmaz

Abstract read
PubMed Publisher
In one paragraph

Article in Pediatric surgery international, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.4field-weighted citation impact, top 13% 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

19 citing papers in PubMed, 56 citations in OpenAlex.

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  15. Phagocyte migration and cellular stress induced in liver, lung, and intestine during sleep loss and sleep recovery.American journal of physiology. Regulatory, integrative and comparative physiology · 2008
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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

5 authors at 1 institution in 1 country.

Abdurrahman KaramanTurgut Ozal Medical Centre, Department of Pediatric Surgery, Inönü University School of Medicine, 44280 Malatya, Turkey. akaraman@inonu.edu.tr
Ersin Fadillioglu
Emine Turkmen
Erkan Tas
Zumrut Yilmaz
Inonu University · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hepatic ischemia-reperfusion (I/R) injury may be developed in some conditions, such as trauma, major hepatic resection, hemorrhagic shock or liver transplantation. I/R injury of the liver causes hepatocellular damage that may lead to hepatic failure. A considerable body of evidence indicates that reactive oxygen species (ROS) and inflammation may contribute to hepatocellular injury in liver I/R. Leflunomide is an isoxazole derivative, and a unique immunomodulatory agent. In the present study, we examined the effects of leflunomide on the neutrophil activation with oxidative stress and some antioxidant enzymes in the reperfusion following I/R in the rat liver. Thirty-two rats divided into four groups: group 1 (control); was given leflunomide 10 mg/kg, i.g.; group 2 (SHAM), animals were only laparotomized; group 3 (liver I/R), and group 4 (liver I/R + Leflunomide). In group 4, rats were pretreated with leflunomide (10 mg/kg, i.g.) two doses prior to experiment. In groups 3 and 4, occluding the hepatic pedicel for 60 min induced ischemia and reperfusion was allowed thereafter for 60 min. At the end of the reperfusion period, rats were sacrificed. superoxide dismutase, catalase, nitric oxide, xanthine oxidase, malondialdehyde, protein carbonyl and myeloperoxidase levels were determined in hepatic tissue as well as histological examination with H and E staining. Group 3 animals demonstrated severe deterioration of liver morphology and a significant liver oxidative stress. Pretreatment of animals with leflunomide markedly attenuated morphological alterations and neutrophil activation, reduced elevated oxidative stress products levels and restored the depleted hepatic antioxidant enzyme. The findings imply that ROS play a causal role in I/R-induced hepatic injury, and leflunomide exerts hepatoprotective effects probably by the anti-inflammatory effect with radical scavenging and antioxidant activities.

Indexed as

AnimalsAnti-Inflammatory Agents, Non-SteroidalAntioxidantsFemaleHepatocytesIsoxazolesLeflunomideLiverMalondialdehydeNeutrophil ActivationRatsRats, Sprague-DawleyReactive Oxygen SpeciesReperfusion InjurySuperoxide DismutaseAnti-Inflammatory Agents, Non-SteroidalAntioxidantsIsoxazolesLeflunomideMalondialdehydeReactive Oxygen SpeciesSuperoxide Dismutase

Identifiers

PMID16555109
OpenAlexW1969489745

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.