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RNA interference of leptin receptor in chicken adipocytes

A X Huang1, J J Li2, Y Tian2

  • 1College of Animal Science, Zhejiang University, Hangzhou, Zhejiang, China.

Genetics and Molecular Research : GMR
|August 14, 2014
PubMed

Insights

Chicken adipocytes show that leptin receptor gene knockdown significantly alters lipid metabolism. This involves changes in key genes like peroxisome proliferator-activated receptor γ and adiponectin, impacting fat regulation.

Area of Science:

  • Animal Science
  • Molecular Biology
  • Biochemistry

Background:

  • The leptin receptor plays a role in regulating appetite and energy balance.
  • Understanding its function in lipid metabolism is crucial for metabolic research.

Purpose of the Study:

  • To investigate the role of the leptin receptor gene in chicken adipocytes.
  • To evaluate the impact of leptin receptor gene knockdown on lipid metabolism-related gene expression.

Main Methods:

  • Chicken adipocytes were cultured in vitro.
  • RNA interference (RNAi) was used to synthesize small interfering RNA (siRNA) targeting the leptin receptor gene.
  • Gene expression levels were quantified using RT-qPCR.

Main Results:

  • Leptin receptor gene knockdown achieved a 60% suppression rate (P < 0.01).
  • Significant decreases in peroxisome proliferator-activated receptor γ (PPARγ), fatty acid synthase (FAS), adipose triglyceride lipase (ATGL), and lipoprotein lipase (LPL) gene expression were observed.
  • A significant increase in adiponectin gene expression was documented.

Conclusions:

  • The leptin receptor gene is implicated in chicken lipid metabolism.
  • Leptin receptor influences lipid metabolism by modulating the expression of PPARγ, FAS, ATGL, LPL, and adiponectin.

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