Evidence map›Paper›PMID 37329158›Full record

ArticleJournal of cellular and molecular medicine2023

Therapeutic potential of melatonin in the intervertebral disc degeneration through inhibiting the ferroptosis of nucleus pulpous cells.

Xinyu Dou, Yunlong Ma, Qipeng Luo, Chunyu Song, Meijuan Liu, Xiao Liu, Donglin Jia, Shuiqing Li, Xiaoguang Liu

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. 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
8.4field-weighted citation impact, top 2% 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, 31 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

9 authors at 3 institutions in 1 country.

Xinyu DouDepartment of Orthopaedics, Peking University Third Hospital, Beijing, China.ORCID 0000-0002-7650-6425
Yunlong MaPain Medical Center, Peking University Third Hospital, Beijing, China.
Qipeng LuoPain Medical Center, Peking University Third Hospital, Beijing, China.
Chunyu SongDepartment of Anesthesiology, Peking University Third Hospital, Beijing, China.
Meijuan LiuDepartment of Endocrinology, Genetics and Metabolism, Beijing Children's Hospital, Beijing, China.
Xiao LiuDepartment of Orthopaedics, Peking University Third Hospital, Beijing, China.
Donglin JiaPain Medical Center, Peking University Third Hospital, Beijing, China.
Shuiqing LiPain Medical Center, Peking University Third Hospital, Beijing, China.
Xiaoguang LiuDepartment of Orthopaedics, Peking University Third Hospital, Beijing, China.
Ministry of Education of the People's Republic of China · CNPeking University · CNBeijing Children’s Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ferroptosis, a novel type of cell death mediated by the iron-dependent lipid peroxidation, contributes to the pathogenesis of the intervertebral disc degeneration (IDD). Increasing evidence demonstrated that melatonin (MLT) displayed the therapeutic potential to prevent the development of IDD. Current mechanistic study aims to explore whether the downregulation of ferroptosis contributes to the therapeutic capability of MLT in IDD. Current studies demonstrated that conditioned medium (CM) from the lipopolysaccharide (LPS)-stimulated macrophages caused a series of changes about IDD, including increased intracellular oxidative stress (increased reactive oxygen species and malondialdehyde levels, but decreased glutathione levels), upregulated expression of inflammation-associated factors (IL-1β, COX-2 and iNOS), increased expression of key matrix catabolic molecules (MMP-13, ADAMTS4 and ADAMTS5), reduced the expression of major matrix anabolic molecules (COL2A1 and ACAN), and increased ferroptosis (downregulated GPX4 and SLC7A11 levels, but upregulated ACSL4 and LPCAT3 levels) in nucleus pulposus (NP) cells. MLT could alleviate CM-induced NP cell injury in a dose-dependent manner. Moreover, the data substantiated that intercellular iron overload was involved in CM-induced ferroptosis in NP cells, and MLT treatment alleviated intercellular iron overload and protected NP cells against ferroptosis, and those protective effects of MLT in NP cells further attenuated with erastin and enhanced with ferrostatin-1(Fer-1). This study demonstrated that CM from the LPS-stimulated RAW264.7 macrophages promoted the NP cell injury. MLT alleviated the CM-induced NP cell injury partly through inhibiting ferroptosis. The findings support the role of ferroptosis in the pathogenesis of IDD, and suggest that MLT may serve as a potential therapeutic approach for clinical treatment of IDD.

Indexed as

FerroptosisIntervertebral Disc DegenerationIron OverloadMelatoninCulture Media, ConditionedHumansIronLipopolysaccharidesCulture Media, ConditionedIronLipopolysaccharidesMelatoninferroptosisinflammationintervertebral disc degenerationmacrophagemelatoninnucleus pulposus cell

Identifiers

PMID37329158
PMCPMC10424295
OpenAlexW4380985441

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.