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Analysis of secreted proteins using SILAC
Jeanette Henningsen1, Blagoy Blagoev, Irina Kratchmarova
1Center for Experimental BioInformatics (CEBI), Department of Biochemistry and Molecular Biology, University of Southern Denmark, Campusvej 55, 5230, Odense, Denmark.
Methods in Molecular Biology (Clifton, N.J.)
|July 26, 2014
Summary
This study quantifies skeletal muscle secretomes during myogenesis using Stable Isotope Labeling by Amino acids in Cell culture (SILAC). This method aids in understanding cell communication and protein secretion dynamics.
Area of Science:
- Proteomics
- Cell Biology
- Biochemistry
Background:
- Secreted proteins are vital for intercellular communication, acting locally or systemically.
- Cellular secretion is a dynamic process influenced by extracellular signals.
- Quantitative mass spectrometry, including stable isotope labeling, is key for secretome analysis.
Purpose of the Study:
- To apply Stable Isotope Labeling by Amino acids in Cell culture (SILAC) for quantitative secretome analysis.
- To investigate the skeletal muscle secretome during the process of myogenesis.
Main Methods:
- Utilized Stable Isotope Labeling by Amino acids in Cell culture (SILAC) for quantitative proteomics.
- Analyzed the secretome of skeletal muscle cells during differentiation (myogenesis).
Main Results:
- Successfully employed SILAC for quantitative analysis of the skeletal muscle secretome.
- Generated data on protein secretion dynamics during myogenesis.
Conclusions:
- SILAC is an effective method for quantitative secretome analysis in skeletal muscle.
- The study provides insights into the molecular mechanisms of skeletal muscle secretome changes during myogenesis.
