Evidence map›Paper›PMID 33505713›Full record

ArticleTranslational neuroscience2021

Ulinastatin alleviates traumatic brain injury by reducing endothelin-1.

Ting Liu, Xing-Zhi Liao, Mai-Tao Zhou

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Translational neuroscience, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.9field-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

11 citing papers in PubMed, 13 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Ting LiuJiangsu Province Key Laboratory of Anesthesiology, Xuzhou Medical University, Xuzhou, China.
Xing-Zhi LiaoJiangsu Province Key Laboratory of Anesthesiology, Xuzhou Medical University, Xuzhou, China.
Mai-Tao ZhouJiangsu Province Key Laboratory of Anesthesiology, Xuzhou Medical University, Xuzhou, China.
Xuzhou Medical College · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBrain edema is one of the major causes of fatality and disability associated with injury and neurosurgical procedures. The goal of this study was to evaluate the effect of ulinastatin (UTI), a protease inhibitor, on astrocytes in a rat model of traumatic brain injury (TBI). METHODOLOGY: A rat model of TBI was established. Animals were randomly divided into 2 groups - one group was treated with normal saline and the second group was treated with UTI (50,000 U/kg). The brain water content and permeability of the blood-brain barrier were assessed in the two groups along with a sham group (no TBI). Expression of the glial fibrillary acidic protein, endthelin-1 (ET-1), vascular endothelial growth factor (VEGF), and matrix metalloproteinase 9 (MMP-9) were measured by immunohistochemistry and western blot. Effect of UTI on ERK and PI3K/AKT signaling pathways was measured by western blot.

resultsUTI significantly decreased the brain water content and extravasation of the Evans blue dye. This attenuation was associated with decreased activation of the astrocytes and ET-1. UTI treatment decreased ERK and Akt activation and inhibited the expression of pro-inflammatory VEGF and MMP-9.

conclusionUTI can alleviate brain edema resulting from TBI by inhibiting astrocyte activation and ET-1 production.

Indexed as

astrocytebrain edemaendothelin-1traumatic brain injuryulinastatin

Identifiers

PMID33505713
PMCPMC7788573
OpenAlexW3118618632

What OpenQuestion holds

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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.