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High-molecular-weight adiponectin in children born small- or appropriate-for-gestational-age

Lourdes Ibáñez1, Abel Lopez-Bermejo, Marta Diaz

  • 1Hospital Sant Joan de Déu, University of Barcelona, Barcelona, Spain. libanez@hsjdbcn.org

The Journal of Pediatrics
|October 21, 2009
PubMed

Insights

Children born small-for-gestational-age show normal body fat and adiponectin at age 2. By ages 4-6, they develop excess adipose tissue and low adiponectin levels.

Area of Science:

  • Pediatric endocrinology
  • Growth and development studies
  • Metabolic health research

Background:

  • Small-for-gestational-age (SGA) birth is associated with long-term health risks.
  • Adiponectin, a key metabolic hormone, plays a role in fat regulation.
  • Understanding adiponectin dynamics in SGA children is crucial for early intervention.

Purpose of the Study:

  • To investigate the longitudinal changes in body composition and adiponectin levels in children born small-for-gestational-age (SGA).
  • To compare the metabolic profiles of SGA children with appropriate-for-gestational-age (AGA) peers.

Main Methods:

  • Longitudinal study design tracking children from age 2 to 6 years.
  • Assessment of body fat fraction and high-molecular-weight adiponectin levels.
  • Comparison between SGA and AGA (appropriate-for-gestational-age) birth groups.

Main Results:

  • At age 2, SGA children exhibited normal body fat and normal high-molecular-weight adiponectin levels.
  • By ages 4 to 6 years, SGA children accumulated excess adipose tissue.
  • Concurrently, adiponectin levels were found to be low in SGA children by ages 4 to 6 years.

Conclusions:

  • Children born SGA may experience a delayed onset of metabolic alterations.
  • SGA status is linked to later development of excess adiposity and hypoadiponectinemia.
  • These findings highlight a critical window for monitoring and potential intervention in SGA populations.

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