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Updated: Jun 26, 2026

Chemical Affinity-Based Isolation of Extracellular Vesicles from Biofluids for Proteomics and Phosphoproteomics Analysis
Published on: October 27, 2023
Immobilized metal affinity electrophoresis: a novel method of capturing phosphoproteins by electrophoresis
Bao-Shiang Lee1, G D Lasanthi, P Jayathilaka
1Protein Research Laboratory, Research Resources Center, University of Illinois at Chicago, Chicago, IL 60612-3748, USA. boblee@uic.edu
Abstract:
An immobilized metal affinity electrophoresis (IMAEP) method is described here. In this method, metal ions are immobilized in a native polyacrylamide gel to capture phosphoproteins. The capture of phosphoproteins by IMAEP is demonstrated with immobilized metals like iron, aluminum, manganese, or titanium. In the case studies, phosphoproteins alpha-casein, beta-casein, and phosvitin are successfully extracted from a protein mixture by IMAEP.
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