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Differential Adipose Tissue Proteomics.

Kelly J Shields1,2, Changgong Wu3

  • 1Department of Medicine, Lupus Center of Excellence - Autoimmunity Institute, Allegheny Health Network, Pittsburgh, PA, USA. kelly.shields@ahn.org.

Methods in Molecular Biology (Clifton, N.J.)
|October 11, 2017
PubMed
Summary
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Differential proteomic analysis quantifies protein expression in tissues. This method successfully identified upregulated and downregulated proteins in adipose tissue samples, aiding in comparative studies.

Area of Science:

  • Proteomics
  • Biochemistry
  • Molecular Biology

Background:

  • Differential proteomic analysis is a quantitative technique for identifying and quantifying proteins in biological samples.
  • Understanding protein expression changes is crucial in various research areas, including disease and tissue-specific studies.

Purpose of the Study:

  • To outline a differential proteomic analysis protocol for heterogeneous tissues like adipose tissue.
  • To demonstrate the identification of differentially expressed proteins in experimental versus control groups.

Main Methods:

  • Utilizing 2D difference gel electrophoresis (2D-DiGE) for protein separation.
  • Employing Mass Spectrometry for protein identification.
  • Conducting Western Blot for antibody validation.
Keywords:
Adipose tissueMass spectrometryProteomicsWestern blotting

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Main Results:

  • The protocol successfully identified proteins that were significantly upregulated and downregulated in adipose tissue.
  • Demonstrated the applicability of differential proteomics to complex, heterogeneous tissues.

Conclusions:

  • Differential proteomic analysis is a robust method for studying tissue proteomes.
  • The outlined protocol is effective for identifying differential protein expression in adipose tissue, relevant for understanding tissue composition and inflammation.