Evidence map›Paper›PMID 32626955›Full record

ArticleInternational journal of molecular medicine2020

Ursolic acid protects against cisplatin‑induced ototoxicity by inhibiting oxidative stress and TRPV1‑mediated Ca2+‑signaling.

Yang Di, Tao Xu, Yuan Tian, Tingting Ma, Donghao Qu, Yan Wang, Yuhan Lin, Dongyan Bao, Li Yu, Shuangyue Liu and 1 more

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in International journal of molecular medicine, 2020. 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 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
1.6field-weighted citation impact, top 14% 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 39 citations in OpenAlex.

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  17. Emerging and established therapies for chemotherapy-induced ototoxicity.Journal of cancer survivorship : research and practice · 2023
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 1 institution in 1 country.

Yang DiDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Tao XuLife Science Institute, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Yuan TianDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Tingting MaDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Donghao QuDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Yan WangDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Yuhan LinDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Dongyan BaoDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Li YuDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Shuangyue LiuDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Aimei WangDepartment of Physiology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Jinzhou Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cisplatin (CDDP) is widely used in clinical settings for the treatment of various cancers. However, ototoxicity is a major side effect of CDDP, and there is an associated risk of irreversible hearing loss. We previously demonstrated that CDDP could induce ototoxicity via activation of the transient receptor potential vanilloid receptor 1 (TRPV1) pathway and subsequent induction of oxidative stress. The present study investigated whether ursolic acid (UA) treatment could protect against CDDP‑induced ototoxicity. UA is a triterpenoid with strong antioxidant activity widely used in China for the treatment of liver diseases. This traditional Chinese medicine is mainly isolated from bearberry, a Chinese herb. The present results showed that CDDP increased auditory brainstem response threshold shifts in frequencies associated with observed damage to the outer hair cells. Moreover, CDDP increased the expression of TRPV1, calpain 2 and caspase‑3 in the cochlea, and the levels of Ca2+ and 4‑hydroxynonenal. UA co‑treatment significantly attenuated CDDP‑induced hearing loss and inhibited TRPV1 pathway activation. In addition, UA enhanced CDDP‑induced growth inhibition in the human ovarian cancer cell line SKOV3, suggesting that UA synergizes with CDDP in vitro. Collectively, the present data suggested that UA could effectively attenuate CDDP‑induced hearing loss by inhibiting the TRPV1/Ca²+/calpain‑oxidative stress pathway without impairing the antitumor effects of CDDP.

Indexed as

AnimalsAntineoplastic AgentsBlotting, WesternCalciumCalpainCaspase 3CisplatinCochleaFemaleHumansImmunohistochemistryMedicine, Chinese TraditionalMice, Inbred BALB COxidative StressSignal TransductionTriterpenesAntineoplastic AgentsCalciumCalpainCAPN2 protein, humanCaspase 3CisplatinTriterpenesTRPV1 protein, humanTRPV Cation ChannelsUrsolic Acid

Identifiers

PMID32626955
PMCPMC7307815
OpenAlexW3033466866

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.