Evidence map›Paper›PMID 38225227›Full record

ArticleCell death & disease2024

USP30 inhibition induces mitophagy and reduces oxidative stress in parkin-deficient human neurons.

Justyna Okarmus, Jette Bach Agergaard, Tina C Stummann, Henriette Haukedal, Malene Ambjørn, Kristine K Freude, Karina Fog, Morten Meyer

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
15.9field-weighted citation impact, top 1% 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

30 citing papers in PubMed, 42 citations in OpenAlex.

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  18. Current Understanding of Protein Aggregation in Neurodegenerative Diseases.International journal of molecular sciences · 2025
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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 1 country.

Justyna OkarmusDepartment of Neurobiology Research, Institute of Molecular Medicine, University of Southern Denmark, J.B. Winsløws Vej 21, 5000, Odense C, Denmark.
Jette Bach AgergaardDepartment of Neurobiology Research, Institute of Molecular Medicine, University of Southern Denmark, J.B. Winsløws Vej 21, 5000, Odense C, Denmark.
Tina C StummannNeuroscience, H. Lundbeck A/S, Ottiliavej 9, 2500, Valby, Denmark.
Henriette HaukedalDepartment of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Grønnegaardsvej 7, 1870, Frederiksberg C, Denmark.
Malene AmbjørnNeuroscience, H. Lundbeck A/S, Ottiliavej 9, 2500, Valby, Denmark.
Kristine K FreudeDepartment of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Grønnegaardsvej 7, 1870, Frederiksberg C, Denmark.ORCID 0000-0001-9480-2386
Karina FogNeuroscience, H. Lundbeck A/S, Ottiliavej 9, 2500, Valby, Denmark.
Morten MeyerDepartment of Neurobiology Research, Institute of Molecular Medicine, University of Southern Denmark, J.B. Winsløws Vej 21, 5000, Odense C, Denmark. mmeyer@health.sdu.dk.ORCID 0000-0002-9571-1336
Lundbeck (Denmark) · DKUniversity of Southern Denmark · DKUniversity of Copenhagen · DK

Funding

A.P. Møller Fonden | Fonden til Lægevidenskabens Fremme (Foundation for the Advancement of Medical Science) 15-396, 14-427
6 · The paper itself

Abstract

Ubiquitination of mitochondrial proteins plays an important role in the cellular regulation of mitophagy. The E3 ubiquitin ligase parkin (encoded by PARK2) and the ubiquitin-specific protease 30 (USP30) have both been reported to regulate the ubiquitination of outer mitochondrial proteins and thereby mitophagy. Loss of E3 ligase activity is thought to be pathogenic in both sporadic and inherited Parkinson's disease (PD), with loss-of-function mutations in PARK2 being the most frequent cause of autosomal recessive PD. The aim of the present study was to evaluate whether mitophagy induced by USP30 inhibition provides a functional rescue in isogenic human induced pluripotent stem cell-derived dopaminergic neurons with and without PARK2 knockout (KO). Our data show that healthy neurons responded to CCCP-induced mitochondrial damage by clearing the impaired mitochondria and that this process was accelerated by USP30 inhibition. Parkin-deficient neurons showed an impaired mitophagic response to the CCCP challenge, although mitochondrial ubiquitination was enhanced. USP30 inhibition promoted mitophagy in PARK2 KO neurons, independently of whether left in basal conditions or treated with CCCP. In PARK2 KO, as in control neurons, USP30 inhibition balanced oxidative stress levels by reducing excessive production of reactive oxygen species. Interestingly, non-dopaminergic neurons were the main driver of the beneficial effects of USP30 inhibition. Our findings demonstrate that USP30 inhibition is a promising approach to boost mitophagy and improve cellular health, also in parkin-deficient cells, and support the potential relevance of USP30 inhibitors as a novel therapeutic approach in diseases with a need to combat neuronal stress mediated by impaired mitochondria.

Indexed as

Induced Pluripotent Stem CellsOxidative StressParkinsonian DisordersUbiquitin-Protein LigasesCarbonyl Cyanide m-Chlorophenyl HydrazoneDopaminergic NeuronsHumansMitochondrial ProteinsMitophagyThiolester HydrolasesCarbonyl Cyanide m-Chlorophenyl HydrazoneMitochondrial Proteinsparkin proteinThiolester HydrolasesUbiquitin-Protein LigasesUsp30 protein, human

Identifiers

PMID38225227
PMCPMC10789816
OpenAlexW4390880650

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.