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Primary Coenzyme Q10 Deficiency: An Update.

David Mantle1, Lauren Millichap2, Jesus Castro-Marrero3

  • 1Pharma Nord (UK) Ltd., Morpeth NE61 2DB, UK.

Antioxidants (Basel, Switzerland)
|August 26, 2023
PubMed
Summary

Coenzyme Q10 (CoQ10) deficiency, caused by genetic mutations, impacts numerous cellular functions. Early diagnosis and CoQ10 supplementation are crucial for managing associated disorders and preventing irreversible damage.

Keywords:
Coenzyme Q10ataxiacardiomyopathyencephalopathyprimary deficiencysteroid-resistant nephrotic syndrome

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Area of Science:

  • Biochemistry
  • Genetics
  • Cell Biology

Background:

  • Coenzyme Q10 (CoQ10) is essential for cellular energy production, antioxidant defense, and gene expression.
  • CoQ10 deficiency, categorized as primary (genetic) or secondary, is linked to various pathologies.
  • Primary CoQ10 deficiency arises from mutations in genes critical for CoQ10 biosynthesis.

Purpose of the Study:

  • To review clinical studies on identifying CoQ10 deficiencies and evaluating CoQ10 supplementation outcomes.
  • To address discrepancies in existing literature regarding CoQ10's therapeutic efficacy.
  • To highlight challenges and future research directions in managing primary CoQ10 deficiency.

Main Methods:

  • Systematic review of clinical studies published up to March 2023.
  • Analysis of diagnostic criteria for CoQ10 deficiency.
  • Evaluation of therapeutic responses to oral CoQ10 supplementation.

Main Results:

  • CoQ10 plays multifaceted roles in mitochondrial and extra-mitochondrial cellular processes.
  • Mutations in at least 10 genes can lead to primary CoQ10 deficiency.
  • Timely CoQ10 supplementation can be effective, emphasizing early detection to prevent irreversible tissue damage.

Conclusions:

  • CoQ10 deficiency is implicated in a broad spectrum of diseases.
  • Oral CoQ10 supplementation shows promise but requires early intervention.
  • Further research is needed to address unresolved issues and optimize treatment strategies for primary CoQ10 deficiency.