Publication: Serum Kisspeptin and Its Relation to Metabolic Parameters and Glucose Metabolism in Prepubertal and Pubertal Obese Children
Issued Date
2020-01-01
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ISSN
16878345
16878337
16878337
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2-s2.0-85096765366
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Mahidol University
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SCOPUS
Bibliographic Citation
International Journal of Endocrinology. Vol.2020, (2020)
Suggested Citation
Kochakorn Sithinamsuwan, Pat Mahachoklertwattana, Somboon Wankanit, Suwannee Chanprasertyothin, Sarunyu Pongratanakul, Patcharin Khlairit, Preamrudee Poomthavorn Serum Kisspeptin and Its Relation to Metabolic Parameters and Glucose Metabolism in Prepubertal and Pubertal Obese Children. International Journal of Endocrinology. Vol.2020, (2020). doi:10.1155/2020/8826401 Retrieved from: https://repository.li.mahidol.ac.th/handle/20.500.14594/60405
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Title
Serum Kisspeptin and Its Relation to Metabolic Parameters and Glucose Metabolism in Prepubertal and Pubertal Obese Children
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Abstract
© 2020 Kochakorn Sithinamsuwan et al. Objective. Kisspeptin, a puberty control neuropeptide, has been discovered to have an additional role in metabolism and glucose homeostasis regulation. This study aimed to determine the association of serum kisspeptin with metabolic parameters and glucose metabolism in obese children. Design, Patients and Measurements. A cross-sectional study of 270 obese children was conducted. All children underwent an oral glucose tolerance test and had serum kisspeptin, glycated hemoglobin (HbA1c), and lipid profile measurements. Body fat mass was assessed by bioelectrical impedance analysis. Serum kisspeptin levels of both prepubertal and pubertal children with two HbA1c ranges, <5.7% (normal range) and 5.7-6.4% (prediabetes range), were analyzed and correlated with metabolic parameters and glucose metabolism status. Results. The median (IQR) serum kisspeptin level of only pubertal (not prepubertal) children with prediabetes HbA1c was higher than those with normal HbA1c (53.2 (33.9, 69.8) and 37.8 (29.6, 67.5) pg/mL; p=0.015, respectively). There were no differences in serum kisspeptin levels among children with different glucose metabolism status. During pubertal progression, serum kisspeptin reached the highest level at Tanner stage II only in obese boys. Additionally, there was a positive correlation between serum kisspeptin and HbA1c after adjusting for puberty (β = 12.87; p=0.001). No correlations between serum kisspeptin and insulin sensitivity indices, insulin secretion indices, lipid profile, blood glucose, as well as percentage of body fat were demonstrated. Conclusions. Serum kisspeptin levels in pubertal obese children with prediabetes HbA1c were greater than those with normal HbA1c. Serum kisspeptin was positively associated with HbA1c, but not with glucose metabolism status.