Evidence map›Paper›PMID 32175676›Full record

ArticleCNS neuroscience & therapeutics2020

Alpha-lipoic acid downregulates TRPV1 receptor via NF-κB and attenuates neuropathic pain in rats with diabetes.

Bing-Yu Zhang, Yi-Lian Zhang, Qian Sun, Ping-An Zhang, Xi-Xi Wang, Guang-Yin Xu, Ji Hu, Hong-Hong Zhang

Open access · goldAbstract read
In one paragraph

Article in CNS neuroscience & therapeutics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

31 citing papers in PubMed, 49 citations in OpenAlex.

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  11. Novel drugs affecting diabetic peripheral neuropathy.Iranian journal of basic medical sciences · 2024
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  16. Regulation of TRPV1 channel in monosodium urate-induced gouty arthritis in mice.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2022
    Article
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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 1 institution in 1 country.

Bing-Yu ZhangDepartment of Endocrinology, The Second Affiliated Hospital, Soochow University, Suzhou, China.
Yi-Lian ZhangDepartment of Endocrinology, The Second Affiliated Hospital, Soochow University, Suzhou, China.
Qian SunCenter for Translational Pain Medicine, Institute of Neuroscience, Soochow University, Suzhou, China.
Ping-An ZhangCenter for Translational Pain Medicine, Institute of Neuroscience, Soochow University, Suzhou, China.
Xi-Xi WangDepartment of Endocrinology, The Second Affiliated Hospital, Soochow University, Suzhou, China.
Guang-Yin XuCenter for Translational Pain Medicine, Institute of Neuroscience, Soochow University, Suzhou, China.
Ji HuDepartment of Endocrinology, The Second Affiliated Hospital, Soochow University, Suzhou, China.
Hong-Hong ZhangDepartment of Endocrinology, The Second Affiliated Hospital, Soochow University, Suzhou, China.ORCID 0000-0002-6979-9020
Soochow University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsPainful diabetic neuropathy (PDN) is a refractory complication of diabetes. The study aimed to investigate the role of α-lipoic acid (ALA) on the regulation of transient receptor potential vanilloid-1 (TRPV1) in dorsal root ganglion (DRG) neurons of rats with diabetes.

methodsWhole-cell patch-clamp recordings were employed to measure neuronal excitability in DiI-labeled DRG neurons of control and streptozotocin (STZ)-induced diabetic rats. Western blotting and immunofluorescence assays were used to determine the expression and location of NF-κBp65 and TRPV1.

resultsSTZ-induced hindpaw pain hypersensitivity and neuronal excitability in L4-6 DRG neurons were attenuated by intraperitoneal injection with ALA once a day lasted for one week. TRPV1 expression was enhanced in L4-6 DRGs of diabetic rats compared with age-matched control rats, which was also suppressed by ALA treatment. In addition, TRPV1 and p65 colocated in the same DRG neurons. The expression of p65 was upregulated in L4-6 DRGs of diabetic rats. Inhibition of p65 signaling using recombinant lentiviral vectors designated as LV-NF-κBp65 siRNA remarkably suppressed TRPV1 expression. Finally, p65 expression was downregulated by ALA treatment.

conclusionOur findings demonstrated that ALA may alleviate neuropathic pain in diabetes by regulating TRPV1 expression via affecting NF-κB.

Indexed as

AnimalsAntioxidantsDiabetes Mellitus, ExperimentalFemaleGanglia, SpinalNeuralgiaNF-kappa BRatsRats, Sprague-DawleyThioctic AcidTRPV Cation ChannelsAntioxidantsNF-kappa BThioctic AcidTRPV1 receptorTRPV Cation Channelsdorsal root ganglionNF-κBpainful diabetic neuropathytransient receptor potential vanilloid-1

Identifiers

PMID32175676
PMCPMC7298987
OpenAlexW3011088272

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LicenceCC BY
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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.