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Related Concept Videos

Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood Studies for Cardiovascular System III: Serum Lipid Profile

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Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
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Exploring Plasma Coenzyme Q10 Status in Paediatric Dyslipidaemia.

Beatriz Minguez1, Mariela de Los Santos1, Camila Garcia-Volpe1

  • 1Gastroenterology and Nutrition Department, Hospital Sant Joan de Déu, 08950 Barcelona, Spain.

Antioxidants (Basel, Switzerland)
|August 29, 2024
PubMed
Summary
This summary is machine-generated.

Coenzyme Q10 (CoQ) levels are linked to cholesterol in children with dyslipidemias. Lower CoQ was seen in hypobetalipoproteinemia, while higher levels occurred in hypercholesterolemia.

Keywords:
cholesterolcoenzyme Q10dyslipidaemiahypercholesterolemiahypobetalipoproteinemiapaediatric patients

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Area of Science:

  • Biochemistry
  • Pediatric Endocrinology
  • Clinical Chemistry

Background:

  • Coenzyme Q10 (CoQ) is a vital lipid with diverse biological roles.
  • Plasma CoQ status exhibits a strong correlation with cholesterol levels, necessitating simultaneous investigation.
  • Dyslipidemias in pediatric patients present a unique context for studying CoQ and lipid interactions.

Purpose of the Study:

  • To investigate plasma CoQ concentrations, lipoprotein profiles, and the CoQ/cholesterol ratio in pediatric patients with various dyslipidemias.
  • To explore the relationship between CoQ status and different types of dyslipidemias, including hypercholesterolemia, hypertriglyceridemia, and hypobetalipoproteinemia.
  • To assess CoQ levels in pediatric patients with liver conditions.

Main Methods:

  • Analysis of plasma CoQ using High-Performance Liquid Chromatography (HPLC) with electrochemical detection.
  • Quantification of lipoprotein and cholesterol concentrations via standard automated methodologies.
  • Recruitment of 60 pediatric patients (7 months–18 years) with diagnosed dyslipidemias.

Main Results:

  • Significantly lower CoQ values were observed in patients with hypobetalipoproteinemia and liver cirrhosis.
  • Hypercholesterolemic patients showed significantly higher mean CoQ levels compared to controls (1.07 µmol/L vs. 0.63 µmol/L).
  • A positive correlation was found between CoQ and total cholesterol (r=0.565) and LDL cholesterol (r=0.610).

Conclusions:

  • Plasma CoQ and cholesterol analysis is recommended for pediatric patients with hypobetalipoproteinemia and hypercholesterolemia, especially those with liver involvement.
  • CoQ/cholesterol ratios did not differ significantly between hypercholesterolemic patients and controls, or in hypobetalipoproteinemia.
  • The study highlights the intricate relationship between CoQ, cholesterol, and lipoprotein metabolism in pediatric dyslipidemias.