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Influence of visceral and subcutaneous fat in bone mineral density of obese adolescents / A influência da gordura visceral e subcutânea na densidade mineral óssea de adolescentes obesos
Campos, Raquel M. S; Lazaretti-Castro, Marise; Mello, Marco Túlio de; Tock, Lian; Silva, Patricia L; Corgosinho, Flávia C; Carnier, June; Piano, Aline de; Sanches, Priscila L; Masquio, Deborah C. L; Tufik, Sergio; Dâmaso, Ana R.
  • Campos, Raquel M. S; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Lazaretti-Castro, Marise; Unifesp. Endocrinology Department. São Paulo. BR
  • Mello, Marco Túlio de; Unifesp. Psychobiology Department. São Paulo. BR
  • Tock, Lian; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Silva, Patricia L; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Corgosinho, Flávia C; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Carnier, June; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Piano, Aline de; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Sanches, Priscila L; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
  • Masquio, Deborah C. L; Unifesp. Graduate Studies Program in Interdisciplinary Health Sciences. São Paulo. BR
  • Tufik, Sergio; Unifesp. Psychobiology Department. São Paulo. BR
  • Dâmaso, Ana R; Universidade Federal de São Paulo. Graduate Studies Program in Nutrition. São Paulo. BR
Arq. bras. endocrinol. metab ; 56(1): 12-18, fev. 2012. ilus, tab
Article in English | LILACS | ID: lil-617911
ABSTRACT

OBJECTIVE:

To verify the influence of visceral and subcutaneous fat, as well adipokines in bone mineral density (BMD) in obese adolescents. SUBJECTS AND

METHODS:

The study involved 125 postpubertal obese adolescents (45 boys and 80 girls). Anthropometric measurements, body composition, visceral and subcutaneous fat, and BMD were determined. Leptin, adiponectin, and insulin levels also analyzed.

RESULTS:

Data demonstrated a negative relationship between BMD with insulin resistance, visceral fat and leptin concentration; and bone mineral content with visceral/subcutaneous ratio. Positive association between BMD and subcutaneous fat was observed.

CONCLUSIONS:

Visceral fat and insulin resistance, as well as visceral/subcutaneous ratio and leptin concentration, were negative predictors of BMD in boys and girls, respectively. However, subcutaneous fat had a protective influence in BMD only in boys.
RESUMO

OBJETIVO:

Verificar a influência da gordura visceral e subcutânea, assim como das adipocinas na densidade mineral óssea (DMO) em adolescentes obesos. SUJEITOS E

MÉTODOS:

O estudo envolveu 125 adolescentes obesos pós-púberes. Medidas antropométricas, composição corporal, gordura visceral e subcutânea e DMO foram determinadas. Níveis de leptina, adiponectina e insulina foram analisados.

RESULTADOS:

Os dados demonstraram associação negativa entre DMO com resistência insulínica, gordura visceral e concentração de leptina; e conteúdo mineral ósseo com a razão visceral/subcutânea. Associação positiva entre DMO e gordura subcutânea foi observada.

CONCLUSÕES:

Gordura visceral, resistência insulínica, razão visceral/subcutânea e concentração de leptina foram preditores negativos da DMO em meninos e meninas, respectivamente. Entretanto, a gordura subcutânea demonstrou exercer influência positivamente na DMO somente nos meninos.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Bone Density / Intra-Abdominal Fat / Subcutaneous Fat / Adipokines / Obesity Type of study: Prognostic study Limits: Adolescent / Female / Humans / Male Language: English Journal: Arq. bras. endocrinol. metab Journal subject: Endocrinology / Metabolism Year: 2012 Type: Article Affiliation country: Brazil Institution/Affiliation country: Unifesp/BR / Universidade Federal de São Paulo/BR

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Full text: Available Index: LILACS (Americas) Main subject: Bone Density / Intra-Abdominal Fat / Subcutaneous Fat / Adipokines / Obesity Type of study: Prognostic study Limits: Adolescent / Female / Humans / Male Language: English Journal: Arq. bras. endocrinol. metab Journal subject: Endocrinology / Metabolism Year: 2012 Type: Article Affiliation country: Brazil Institution/Affiliation country: Unifesp/BR / Universidade Federal de São Paulo/BR