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Association of adipokines with obesity in children and adolescents
Anila Jaleel1, Bilal Aheed, Shahila Jaleel
1Department of Biochemistry, Ziauddin University, 4/B, Shahrah-e-Ghalib, Block 6, Clifton, Karachi 75600, Pakistan. aneelajaleel@hotmail.com.
Insights
Childhood obesity is linked to altered adipokine levels. Adiponectin and visfatin show significant associations with obesity in children and adolescents.
Area of Science:
- Pediatric Endocrinology
- Metabolic Disorders
- Obesity Research
Background:
- Childhood obesity is a global health crisis.
- Obesity increases the risk of chronic diseases like hypertension and diabetes.
- Adipokines, including resistin, visfatin, leptin, and adiponectin, are key players in obesity.
Purpose of the Study:
- To investigate the association between serum adipokine levels and childhood obesity.
- To compare adipokine profiles in obese versus non-obese children.
Main Methods:
- Studied 90 children (ages 5-18), including 60 controls and 30 obese subjects.
- Measured serum visfatin, TNF-α, resistin, insulin, and adiponectin using ELISA.
- Calculated insulin resistance using the Homeostasis Model Assessment (HOMA-IR).
Main Results:
- Obese children had significantly higher HOMA-IR, TNF-α, and visfatin levels compared to controls.
- Obese children exhibited significantly lower serum adiponectin levels than controls.
- Adiponectin and visfatin levels were found to be significantly associated with obesity via logistic regression.
Conclusions:
- Circulating adipokine levels are altered in childhood obesity.
- Adiponectin and visfatin are significantly associated with obesity in pediatric populations.
Background:
Childhood obesity is a global epidemic and is associated with a higher risk of chronic diseases such as hypertension, diabetes mellitus and other metabolic disorders. Several adipokines including resistin, visfatin, leptin and adiponectin are synthesized and secreted by adipocytes, which play an important role in obesity.
Patients & Methods:
A total of 90 subjects (60 controls and 30 obese) between the ages of 5 and 18 years were selected. Serum visfatin, TNF-α, resistin, insulin and adiponectin were measured using ELISA and insulin resistance was calculated by the Homeostasis Model of Assessment-Insulin Resistance.
Results:
Mean ± standard deviation Homeostasis Model of Assessment-Insulin Resistance, serum TNF-α and visfatin levels were significantly higher in obese subjects (3.99 ± 0.94, 12.99 ± 3.42, 10.89 ± 2.72, respectively) compared with the control group (1.60 ± 0.34, 7.22 ± 2.22 and 4.97 ± 1.57, respectively). Mean ± standard deviation serum adiponectin levels were significantly lower in obese children (5.95 ± 1.02) compared with controls (9.07 ± 1.25). Binary logistic regression shows that adiponectin and visfatin are associated with obesity.
Conclusion:
Circulating levels of adipokines vary in obesity and adiponectin and visfatin are associated with obesity.
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