Evidence map›Paper›PMID 35858578›Full record

ArticleCell reports2022

Pathological mitophagy disrupts mitochondrial homeostasis in Leber's hereditary optic neuropathy.

Alberto Danese, Simone Patergnani, Alessandra Maresca, Camille Peron, Andrea Raimondi, Leonardo Caporali, Saverio Marchi, Chiara La Morgia, Valentina Del Dotto, Claudia Zanna and 20 more

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 1 pooled it
5.0field-weighted citation impact, top 3% 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

39 citing papers in PubMed, 1 synthesis or guideline pooled it, 60 citations in OpenAlex.

  1. Modelling mitochondrial diseases in neuronsJournal of neuromuscular diseases · 2025
    Pooled it
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  10. A fixed mutation in the respiratory complex I impairs mitochondrial bioenergetics in the endangered Apennine brown bear.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  18. Mitochondrial tRNAAdvanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    Article
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  20. Review
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

30 authors at 14 institutions in 4 countries.

Alberto DaneseDepartment of Medical Sciences, Laboratory for Technologies of Advanced Therapies, University of Ferrara, 44121 Ferrara, Italy.
Simone PatergnaniDepartment of Medical Sciences, Laboratory for Technologies of Advanced Therapies, University of Ferrara, 44121 Ferrara, Italy.
Alessandra MarescaIRCCS Istituto delle Scienze Neurologiche di Bologna, Programma di Neurogenetica, Bologna, Italy.
Camille PeronUnit of Medical Genetics and Neurogenetics, Fondazione IRCCS Istituto Neurologico Carlo Besta, Milano, Italy.
Andrea RaimondiCentro Imaging Sperimentale, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), San Raffaele Scientific Institute, via Olgettina 60, 20132 Milan, Italy.
Leonardo CaporaliIRCCS Istituto delle Scienze Neurologiche di Bologna, Programma di Neurogenetica, Bologna, Italy.
Saverio MarchiDepartment of Clinical and Molecular Sciences, Polytechnical University of Marche, Ancona, Italy.
Chiara La MorgiaIRCCS Istituto delle Scienze Neurologiche di Bologna, Programma di Neurogenetica, Bologna, Italy; Department of Biomedical and Neuromotor Sciences (DIBINEM), University of Bologna, Bologna, Italy.
Valentina Del DottoIRCCS Istituto delle Scienze Neurologiche di Bologna, Programma di Neurogenetica, Bologna, Italy.
Claudia ZannaDepartment of Biomedical and Neuromotor Sciences (DIBINEM), University of Bologna, Bologna, Italy.
Angelo IannielliDivision of Neuroscience, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), San Raffaele Scientific Institute, via Olgettina 60, 20132 Milan, Italy; National Research Council (CNR), Institute of Neuroscience, Milan, Italy.
Alice SegnaliUnit of Medical Genetics and Neurogenetics, Fondazione IRCCS Istituto Neurologico Carlo Besta, Milano, Italy.
Ivano Di MeoUnit of Medical Genetics and Neurogenetics, Fondazione IRCCS Istituto Neurologico Carlo Besta, Milano, Italy.
Andrea CavaliereUnit of Medical Genetics and Neurogenetics, Fondazione IRCCS Istituto Neurologico Carlo Besta, Milano, Italy.
Magdalena Lebiedzinska-ArciszewskaNencki Institute of Experimental Biology, Polish Academy of Sciences, 3 Pasteur Street, 02-093 Warsaw, Poland.
Mariusz R WieckowskiNencki Institute of Experimental Biology, Polish Academy of Sciences, 3 Pasteur Street, 02-093 Warsaw, Poland.
Andrea MartinuzziScientific Institute, IRCCS E. Medea, Department of Conegliano-Pieve di Soligo, Treviso, Italy.
Milton N Moraes-FilhoInstituto de Olhos de Colatina, Colatina, Espírito Santo, Brazil.
Solange R SalomaoDepartamento de Oftalmologia e Ciências Visuais, Escola Paulista de Medicina, Universidade Federal de São Paulo (UNIFESP), São Paulo, São Paulo, Brazil.
Adriana BerezovskyDepartamento de Oftalmologia e Ciências Visuais, Escola Paulista de Medicina, Universidade Federal de São Paulo (UNIFESP), São Paulo, São Paulo, Brazil.
Rubens BelfortDepartamento de Oftalmologia e Ciências Visuais, Escola Paulista de Medicina, Universidade Federal de São Paulo (UNIFESP), São Paulo, São Paulo, Brazil.
Christopher BuserOak Crest Institute of Science, Monrovia, CA, USA.
Fred N Ross-CisnerosDoheny Eye Institute, Los Angeles, CA, USA.
Alfredo A SadunDoheny Eye Institute, Los Angeles, CA, USA; Department of Ophthalmology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Carlo TacchettiCentro Imaging Sperimentale, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), San Raffaele Scientific Institute, via Olgettina 60, 20132 Milan, Italy; Dipartimento di Medicina Sperimentale, Università degli Studi di Genova, Genoa, Italy.
Vania BroccoliDivision of Neuroscience, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), San Raffaele Scientific Institute, via Olgettina 60, 20132 Milan, Italy; National Research Council (CNR), Institute of Neuroscience, Milan, Italy.
Carlotta GiorgiDepartment of Medical Sciences, Laboratory for Technologies of Advanced Therapies, University of Ferrara, 44121 Ferrara, Italy.
Valeria TirantiUnit of Medical Genetics and Neurogenetics, Fondazione IRCCS Istituto Neurologico Carlo Besta, Milano, Italy. Electronic address: valeria.tiranti@istituto-besta.it.
Valerio CarelliIRCCS Istituto delle Scienze Neurologiche di Bologna, Programma di Neurogenetica, Bologna, Italy; Department of Biomedical and Neuromotor Sciences (DIBINEM), University of Bologna, Bologna, Italy. Electronic address: valerio.carelli@unibo.it.
Paolo PintonDepartment of Medical Sciences, Laboratory for Technologies of Advanced Therapies, University of Ferrara, 44121 Ferrara, Italy. Electronic address: paolo.pinton@unife.it.
Fondazione IRCCS Istituto Neurologico Carlo Besta · ITIstituto delle Scienze Neurologiche di Bologna · ITUniversity of Ferrara · ITUniversidade Federal de São Paulo · BRInstytut Biologii Doświadczalnej im. Marcelego Nenckiego · PLIstituti di Ricovero e Cura a Carattere Scientifico · ITVita-Salute San Raffaele University · ITCentro Universitário do Espírito Santo · BRDoheny Eye Institute · USIRCCS Eugenio Medea · ITMarche Polytechnic University · ITOak Crest Institute of Science · USUniversity of Bologna · ITUniversity of California, Los Angeles · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Leber's hereditary optic neuropathy (LHON), a disease associated with a mitochondrial DNA mutation, is characterized by blindness due to degeneration of retinal ganglion cells (RGCs) and their axons, which form the optic nerve. We show that a sustained pathological autophagy and compartment-specific mitophagy activity affects LHON patient-derived cells and cybrids, as well as induced pluripotent-stem-cell-derived neurons. This is variably counterbalanced by compensatory mitobiogenesis. The aberrant quality control disrupts mitochondrial homeostasis as reflected by defective bioenergetics and excessive reactive oxygen species production, a stress phenotype that ultimately challenges cell viability by increasing the rate of apoptosis. We counteract this pathological mechanism by using autophagy regulators (clozapine and chloroquine) and redox modulators (idebenone), as well as genetically activating mitochondrial biogenesis (PGC1-α overexpression). This study substantially advances our understanding of LHON pathophysiology, providing an integrated paradigm for pathogenesis of mitochondrial diseases and druggable targets for therapy.

Indexed as

Optic Atrophy, Hereditary, LeberDNA, MitochondrialHomeostasisHumansMitochondriaMitophagyMutationDNA, MitochondrialautophagyCP: NeurosciencecybridsiPSCsLHONmitochondriamitophagymtDNAoptic nerveretinal ganglion cellstherapy

Identifiers

PMID35858578
PMCPMC9314546
OpenAlexW4286251110

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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.