Evidence map›Paper›PMID 23555273›Full record

ArticlePLoS pathogens2013

Hepatitis C virus induces the mitochondrial translocation of Parkin and subsequent mitophagy.

Seong-Jun Kim, Gulam H Syed, Aleem Siddiqui

Open access · goldAbstract read
In one paragraph

Article in PLoS pathogens, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 133 papers.

0numbers the graph read from it
0cells of the map it votes in
133citing papers in PubMed
9.4field-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

133 citing papers in PubMed, 193 citations in OpenAlex.

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  16. Mechanism and regulation of mitophagy in liver diseases: a review.Frontiers in cell and developmental biology · 2025
    Review
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73 more citing papers are in PubMed but not listed here.

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

3 authors at 1 institution in 1 country.

Seong-Jun KimDivision of Infectious Diseases, Department of Medicine, University of California, San Diego, La Jolla, California, United States of America.
Gulam H Syed
Aleem Siddiqui
University of California, San Diego · US

Funding

Viral Hepatitis C and Lipid HomeostasisR01DK077704 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SIDDIQUI, ALEEM · 2008 to 2017
$3.0M
Role of Lipids in Hepatitis C Virus MaturationR01AI085087 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SIDDIQUI, ALEEM · 2010 to 2018
$2.9M
Hepatitis C Virus-Induced Liver PathogenesisR01DK083479 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SIDDIQUI, ALEEM · 2010 to 2013
$1.3M
Role of Lipids in Hepatitis C Virus MaturationR56AI085087 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SIDDIQUI, ALEEM · 2014 to 2014
$388k
NIAID NIH HHS AI085087NIAID NIH HHS R01 AI085087NIAID NIH HHS R56 AI085087NIDDK NIH HHS DK077704NIDDK NIH HHS DK08379NIDDK NIH HHS R01 DK077704NIDDK NIH HHS R01 DK083479
6 · The paper itself

Abstract

Hepatitis C Virus (HCV) induces intracellular events that trigger mitochondrial dysfunction and promote host metabolic alterations. Here, we investigated selective autophagic degradation of mitochondria (mitophagy) in HCV-infected cells. HCV infection stimulated Parkin and PINK1 gene expression, induced perinuclear clustering of mitochondria, and promoted mitochondrial translocation of Parkin, an initial event in mitophagy. Liver tissues from chronic HCV patients also exhibited notable levels of Parkin induction. Using multiple strategies involving confocal and electron microscopy, we demonstrated that HCV-infected cells display greater number of mitophagosomes and mitophagolysosomes compared to uninfected cells. HCV-induced mitophagy was evidenced by the colocalization of LC3 puncta with Parkin-associated mitochondria and lysosomes. Ultrastructural analysis by electron microscopy and immunoelectron microscopy also displayed engulfment of damaged mitochondria in double membrane vesicles in HCV-infected cells. The HCV-induced mitophagy occurred irrespective of genotypic differences. Silencing Parkin and PINK1 hindered HCV replication suggesting the functional relevance of mitophagy in HCV propagation. HCV-mediated decline of mitochondrial complex I enzyme activity was rescued by chemical inhibition of mitophagy or by Parkin silencing. Overall our results suggest that HCV induces Parkin-dependent mitophagy, which may have significant contribution in mitochondrial liver injury associated with chronic hepatitis C.

Indexed as

Carcinoma, HepatocellularGene Expression RegulationGene SilencingHepacivirusHepatitis C, ChronicHumansLiverMitochondria, LiverMitophagyPhagosomesProtein KinasesProtein TransportPTEN-Induced Putative KinaseTumor Cells, CulturedUbiquitin-Protein LigasesVirus Replicationparkin proteinProtein KinasesPTEN-Induced Putative KinaseUbiquitin-Protein Ligases

Identifiers

PMID23555273
PMCPMC3610669
OpenAlexW2054193843

What OpenQuestion holds

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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.