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MPV17 mutations in patients with hepatocerebral mitochondrial DNA depletion syndrome

Joonil Kim1, Eungu Kang1, Yoonmyung Kim1

  • 1Department of Pediatrics, Asan Medical Center Children's Hospital, University of Ulsan College of Medicine, Seoul, Republic of Korea.

Molecular Genetics and Metabolism Reports
|August 19, 2016
PubMed

Insights

MPV17-related hepatocerebral mitochondrial DNA depletion syndrome (MDS) is a rare genetic disorder. This study identifies MPV17 gene mutations in four Korean children diagnosed with this condition.

Area of Science:

  • Genetics
  • Pediatrics
  • Neurology

Background:

  • MPV17-related hepatocerebral mitochondrial DNA depletion syndrome (MDS) is an extremely rare genetic disorder.
  • Few cases have been documented, particularly in East Asian populations.

Purpose of the Study:

  • To report on four Korean pediatric patients diagnosed with MPV17-related hepatocerebral MDS.
  • To investigate the genetic basis of MDS in these patients.

Main Methods:

  • Genetic analysis of the DGUOK, POLG1, and MPV17 genes.
  • Clinical case description of four affected children.

Main Results:

  • All four Korean patients presented with mutations in the MPV17 gene.
  • This finding highlights the role of MPV17 in the pathogenesis of hepatocerebral MDS in this cohort.

Conclusions:

  • MPV17 mutations are a significant cause of hepatocerebral MDS in Korean children.
  • Further research is warranted to understand the prevalence and specific mutations in diverse populations.
Keywords:
Hepatocerebral mitochondrial DNA depletion syndromeMDS, mitochondrial DNA depletion syndromeMPV17Navajo neurohepatopathySD, standard deviation

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