Evidence map›Paper›PMID 26585410›Full record

ArticleScientific reports2015

Dexmedetomidine Inhibits TLR4/NF-κB Activation and Reduces Acute Kidney Injury after Orthotopic Autologous Liver Transplantation in Rats.

Hui Yao, Xinjin Chi, Yi Jin, Yiheng Wang, Pinjie Huang, Shan Wu, Zhengyuan Xia, Jun Cai

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 2 pooled it
2.6field-weighted citation impact, top 10% 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

26 citing papers in PubMed, 2 syntheses or guidelines pooled it, 51 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

8 authors at 3 institutions in 2 countries.

Hui YaoThe Third Affiliated Hospital of Sun Yat-sen University, Department of Anesthesiology, Guangzhou, 510630, China.
Xinjin ChiThe Third Affiliated Hospital of Sun Yat-sen University, Department of Anesthesiology, Guangzhou, 510630, China.
Yi JinThe Third Affiliated Hospital of Sun Yat-sen University, Department of Pathology, Guangzhou, 510630, China.
Yiheng WangThe Third Affiliated Hospital of Sun Yat-sen University, Department of Anesthesiology, Guangzhou, 510630, China.
Pinjie HuangThe Third Affiliated Hospital of Sun Yat-sen University, Department of Anesthesiology, Guangzhou, 510630, China.
Shan WuThe Third Affiliated Hospital of Sun Yat-sen University, Department of Anesthesiology, Guangzhou, 510630, China.
Zhengyuan XiaLi Ka Shing Faculty of Medicine, University of Hong Kong, Department of Anesthesiology, 21 Sassoon Road, Hong Kong SAR, China.
Jun CaiThe Third Affiliated Hospital of Sun Yat-sen University, Department of Anesthesiology, Guangzhou, 510630, China.
Sun Yat-sen University · CNThird Affiliated Hospital of Sun Yat-sen University · CNUniversity of Hong Kong · HK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Patients who undergo orthotopic liver transplantation often sustain acute kidney injury(AKI). The toll-like receptor 4(TLR4)/Nuclear factor-кB(NF-кB) pathway plays a role in AKI. Dexmedetomidine(Dex) has been shown to attenuate AKI. The current study aimed to determine whether liver transplantation-induced AKI is associated with inflammatory response, and to assess the effects of dexmedetomidine pretreatment on kidneys in rats following orthotopic autologous liver transplantation(OALT). Seventy-seven adult male rats were randomized into 11 groups. Kidney tissue histopathology and levels of blood urea nitrogen(BUN) and serum creatinine(SCr) were evaluated. Levels of TLR4, NF-κB, tumor necrosis factor-α, and interleukin-1β levels were measured in kidney tissues. OALT resulted in significant kidney functional impairment and tissue injury. Pre-treatment with dexmedetomidine decreased BUN and SCr levels and reduced kidney pathological injury, TLR4 expression, translocation of NF-κB, and cytokine production. The effects of dexmedetomidine were reversed by pre-treatment with atipamezole and BRL44408, but not ARC239. These results were confirmed by using α2A-adrenergic receptor siRNA which reversed the protective effect of dexmedetomidine on attenuating NRK-52E cells injury induced by hypoxia reoxygenation. In conclusion, Dexmedetomidine-pretreatment attenuates OALT-induced AKI in rats which may be contributable to its inhibition of TLR4/MyD88/NF-κB pathway activation. The renoprotective effects are related to α2A-adrenergic receptor subtypes.

Indexed as

Acute Kidney InjuryAdrenergic alpha-2 Receptor AgonistsAnimalsBlood Urea NitrogenCell LineCreatinineDexmedetomidineEnzyme-Linked Immunosorbent AssayInterleukin-1betaLiver TransplantationMaleMicroscopy, ConfocalMyeloid Differentiation Factor 88NF-kappa BRandom AllocationRats, Sprague-DawleyAdrenergic alpha-2 Receptor AgonistsCreatinineDexmedetomidineInterleukin-1betaMyeloid Differentiation Factor 88NF-kappa BReceptors, Adrenergic, alpha-2Toll-Like Receptor 4Tumor Necrosis Factor-alpha

Identifiers

PMID26585410
PMCPMC4653646
OpenAlexW2176703092

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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.