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Decrease in serum adiponectin levels associated with visceral fat accumulation independent of pubertal stage in
Patricia Medina-Bravo1, Ruth Meza-Santibáñez, Patricia Rosas-Fernández
1Endocrinology Department, Hospital Infantil de México Federico Gómez, Mexico, D.F., Mexico.
Archives of Medical Research
|May 14, 2011
Summary
Visceral adipose tissue (VAT) in children is linked to lower adiponectin levels and increased metabolic risks. Higher VAT correlates with higher blood pressure, triglycerides, and insulin resistance, indicating a greater risk for type 2 diabetes and heart disease.
Area of Science:
- Pediatric Endocrinology
- Metabolic Health
- Adipose Tissue Biology
Background:
- Childhood obesity is a risk factor for insulin resistance (IR).
- Visceral adipose tissue (VAT), not just overall obesity, may drive IR development.
- Adiponectin is crucial for metabolic health, but its relation to VAT in children is debated.
Purpose of the Study:
- To investigate the association between visceral adipose tissue (VAT) and adiponectin levels.
- To examine the influence of body mass index (BMI) and pubertal stage on this relationship.
- To understand VAT's role in metabolic abnormalities in children and adolescents.
Main Methods:
- Study included 85 children and adolescents (46 prepubertal, 39 pubertal).
- Participants were categorized by BMI (obese vs. normal weight).
- Measurements included glucose, insulin, lipids, adiponectin, and VAT via computed tomography.
Main Results:
- Obese prepubertal children had lower adiponectin than non-obese peers.
- No significant difference in adiponectin was found between obese and non-obese pubertal children.
- Higher VAT correlated with increased blood pressure, triglycerides, glucose, insulin, and HOMA-IR.
- Adiponectin and HDL-C levels decreased as VAT increased.
Conclusions:
- Adiponectin concentrations are inversely associated with VAT in children.
- Elevated VAT is linked to metabolic dysfunction and lower adiponectin.
- These findings suggest increased risk for type 2 diabetes and cardiovascular disease in children with higher VAT.
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