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Updated: Jul 20, 2026
07:53
Proteomic Profiling of Macrophages by 2D Electrophoresis
Published on: November 4, 2014
Two-dimensional gel proteome reference map of blood monocytes
Ming Jin1, Philip T Diaz, Tran Bourgeois
1Department of Pathology, The Ohio State University, Columbus, OH, USA. ming.jin@osumc.edu
Proteome Science
|September 5, 2006
Summary
This study details the proteome of blood monocytes, identifying 164 distinct proteins and 19 phosphorylated proteins. This research enhances understanding of monocyte functions in health and disease.
Area of Science:
- Immunology
- Proteomics
- Cell Biology
Background:
- Blood monocytes are key immune cells involved in inflammation, phagocytosis, and cytokine production.
- The molecular mechanisms governing monocyte functions are not fully understood.
- A comprehensive understanding of monocyte proteomes is crucial for insights into health and disease.
Purpose of the Study:
- To create a detailed proteomic database of human blood monocytes.
- To identify novel proteins and post-translational modifications within monocytes.
- To provide a foundation for further research into monocyte biology and function.
Main Methods:
- Monocytes were isolated from five healthy donors.
- Proteomic analysis using 2D gel electrophoresis, Sypro Ruby, and ProQ fluorescence.
- Mass spectrometry was employed for protein identification.
- Phosphoproteome analysis was performed to identify modified proteins.
Main Results:
- Analysis identified 164 distinct proteins and their isoforms/subunits from 231 protein spots.
- Some identified proteins had not been previously characterized in monocytes.
- Nineteen proteins exhibited distinct phosphorylation modifications.
Conclusions:
- This study presents the most comprehensive monocyte proteomic database to date.
- The findings offer new perspectives on monocyte biology and function.
- This resource will aid future investigations into monocyte roles in various biological processes.
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