Evidence map›Paper›PMID 27470932›Full record

ArticleScientific reports2016

Protective Effect of Quercetin on Posttraumatic Cardiac Injury.

Zehao Jing, Zhuorun Wang, Xiujie Li, Xintao Li, Tingting Cao, Yue Bi, Jicheng Zhou, Xu Chen, Deqin Yu, Liang Zhu and 1 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
6.2field-weighted citation impact, top 4% 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

30 citing papers in PubMed, 59 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

11 authors at 1 institution in 1 country.

Zehao JingDalian Medical University, Department of Physiology, Dalian, 116044, China.
Zhuorun WangDalian Medical University, Department of Physiology, Dalian, 116044, China.
Xiujie LiDalian Medical University, Department of Physiology, Dalian, 116044, China.
Xintao LiDalian Medical University, Department of Physiology, Dalian, 116044, China.
Tingting CaoDalian Medical University, Department of Physiology, Dalian, 116044, China.
Yue BiDalian Medical University, Department of Physiology, Dalian, 116044, China.
Jicheng ZhouDalian Medical University, Department of Physiology, Dalian, 116044, China.
Xu ChenDalian Medical University, Department of Physiology, Dalian, 116044, China.
Deqin YuDalian Medical University, Department of Physiology, Dalian, 116044, China.
Liang ZhuDalian Medical University, Department of Physiology, Dalian, 116044, China.
Shuzhuang LiDalian Medical University, Department of Physiology, Dalian, 116044, China.
Dalian Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Quercetin is an important dietary flavonoid present in fruits and vegetables and has attracted attention because of its anti-inflammatory and anti-oxidative properties. Inflammation and oxidative stress play important roles in posttraumatic cardiomyocyte apoptosis, which contributes to secondary cardiac dysfunction. This study investigates the protective effect of quercetin on trauma-induced secondary cardiac injury and the mechanisms involved. Widely accepted nonlethal mechanical trauma models were established. In vivo, cardiomyocyte apoptosis and cardiac dysfunction in rats were assessed using TUNEL staining and a biological mechanic experiment system. In vitro, cell viability, tumour necrosis factor-α (TNF-α), reactive oxygen species (ROS) and [Ca(2+)]i of H9c2 cells were detected using an MTT assay, ELISA, and 2',7'-dichlorofluorescin diacetate and fluo-4 acetoxymethyl ester assays respectively. Quercetin pretreatment (20 mg/kg i.p.; 0.5 h before trauma) significantly improved posttraumatic cardiomyocyte apoptosis and cardiac dysfunction. Pretreatment with quercetin (20 μM; 24 h before trauma plasma addition) significantly attenuated trauma-induced viability decreases, TNF-α increases, ROS overproduction and [Ca(2+)]i overload in H9c2 cells. In conclusion, quercetin may reverse posttraumatic cardiac dysfunction by reducing cardiomyocyte apoptosis through the suppression of TNF-α increases, ROS overproduction and Ca(2+) overload in cardiomyocytes, representing a potential preventive approach for the treatment of secondary cardiac injury after mechanical trauma.

Indexed as

AnimalsAntioxidantsCalciumCell LineCell SurvivalDisease Models, AnimalGene Expression RegulationHeart InjuriesMyocytes, CardiacOxidative StressQuercetinRatsReactive Oxygen SpeciesTumor Necrosis Factor-alphaAntioxidantsCalciumQuercetinReactive Oxygen SpeciesTumor Necrosis Factor-alpha

Identifiers

PMID27470932
PMCPMC4965739
OpenAlexW2481179024

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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.