Evidence map›Paper›PMID 22038163›Full record

ArticleSurgical endoscopy2012

CO2 pneumoperitoneum impact on early liver and lung cytokine expression in a rat model of abdominal sepsis.

Angela Simona Montalto, Alessandra Bitto, Natasha Irrera, Francesca Polito, Mariagrazia Rinaldi, Pietro Antonuccio, Pietro Impellizzeri, Domenica Altavilla, Francesco Squadrito, Carmelo Romeo

RetractedAbstract readComparative Study
PubMed Publisher
In one paragraph

Article in Surgical endoscopy, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.7field-weighted citation impact, top 15% 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

9 citing papers in PubMed, 20 citations in OpenAlex.

  1. COPediatric surgery international · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 1 institution in 1 country.

Angela Simona MontaltoDepartment of Medical and Surgical Pediatric Sciences, Unit of Pediatric Surgery, University of Messina, A.O.U., G. Martino Via C. Valeria, 98125, Messina, Italy.
Alessandra Bitto
Natasha Irrera
Francesca Polito
Mariagrazia Rinaldi
Pietro Antonuccio
Pietro Impellizzeri
Domenica Altavilla
Francesco Squadrito
Carmelo Romeo
University of Messina · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundExperimental evidence suggests that laparoscopy could have reduced inflammatory sequelae compared with laparotomy following abdominal surgery for peritonitis. The aim of the present study is to investigate the possible beneficial effects of CO(2) insufflation on liver and lung expression of proinflammatory cytokines during sepsis.

methodsCecal ligation and puncture (CLP) was induced in Sprague-Dawley rats, and 6 h later rats were randomly subjected to CO(2) pneumoperitoneum (5-7 mmHg) or to laparotomy for 1 h. At the end of the CO(2) pneumoperitoneum or laparotomy procedures, animals were sacrificed, and liver and lung were removed and stored for molecular and histological analysis.

resultsLiver and lung expression of proinflammatory cytokines was significantly reduced in animals subjected to CO(2) pneumoperitoneum compared with laparotomy. In particular, tumor necrosis factor-alpha (TNF-α) protein expression was significantly reduced (p < 0.05) following CO(2) pneumoperitoneum compared with laparotomy procedures. Interleukin (IL)-6 protein expression was accordingly, markedly reduced (p < 0.05) following CO(2) pneumoperitoneum. Histological analysis showed a reduced inflammatory infiltrate in liver and lung from animals subjected to CO(2) pneumoperitoneum compared with laparotomy.

conclusionsOur results support the hypothesis that laparoscopic procedures reduce the inflammatory cascade, following peritoneal sepsis, via reduced expression of proinflammatory cytokines.

Indexed as

Acute Lung InjuryAnimalsBlotting, WesternCarbon DioxideInterleukin-6LaparoscopyLaparotomyLigationLiverLungPeritonitisPneumoperitoneum, ArtificialRatsRats, Sprague-DawleySepsisTumor Necrosis Factor-alphaCarbon DioxideInterleukin-6Tumor Necrosis Factor-alpha

Identifiers

PMID22038163
OpenAlexW2083229209

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.