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Clinical syndromes associated with mtDNA mutations: where we stand after 30 years

Valerio Carelli1,2, Chiara La Morgia3,2

  • 1IRCCS Institute of Neurological Sciences of Bologna, Bellaria Hospital, Bologna, Italy valerio.carelli@unibo.it.

Essays in Biochemistry
|July 22, 2018
PubMed

Insights

Mitochondrial medicine, born in 1988, studies rare diseases caused by mtDNA mutations. New technologies offer hope for understanding pathogenesis and developing treatments for these and common age-related disorders.

Area of Science:

  • Mitochondrial Medicine
  • Genetics
  • Molecular Biology

Background:

  • Mitochondrial medicine emerged in 1988 with the discovery of pathogenic mtDNA mutations linked to human diseases.
  • Despite progress in molecular characterization and genotype/phenotype correlations, understanding pathogenesis, developing models, and finding effective therapies remain significant challenges.

Purpose of the Study:

  • To review the current state of mitochondrial medicine, highlighting challenges and recent technological advancements.
  • To discuss the potential of new technologies in addressing gaps in understanding and treating mitochondrial diseases.
  • To emphasize the relevance of mitochondrial rare diseases as models for common age-related disorders.

Main Methods:

  • Review of recent technological advancements in mitochondrial disease research.
  • Analysis of progress in molecular characterization and genotype/phenotype correlations.
  • Exploration of induced pluripotent stem cells (iPSCs), organoid technology, and tailored endonucleases.

Main Results:

  • Significant progress has been made in understanding mitochondrial DNA (mtDNA) mutations and their associated diseases.
  • New technologies like iPSCs and organoids offer promising avenues for disease modeling and therapeutic development.
  • Mitochondrial diseases serve as crucial models for studying common age-related conditions.

Conclusions:

  • Despite challenges, recent technological breakthroughs provide unprecedented opportunities to advance mitochondrial medicine.
  • There is hope for developing effective therapeutic options for primary mitochondrial diseases.
  • Research in mitochondrial disorders informs our understanding of broader health issues like diabetes, neurodegeneration, and cancer.
Keywords:
Chronic Progressive External OphthalmoplegiaKearn-Sayre SyndromeLHONMELASMERRFmitochondrial DNA mutations

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