Continuous flow electrophoretic separation - Recent developments and applications to biological sample analysis

Area of Science:

• Analytical Chemistry
• Biotechnology
• Biophysics

Background:

• Continuous flow electrophoresis enables processing large sample volumes with real-time monitoring.
• It allows simultaneous collection of multiple separated components in a continuous stream.
• The technique operates in mild buffers, preserving biological activity and ensuring high sample recovery by avoiding solid supports.

Purpose of the Study:

• To review electrophoretic separation techniques in continuous flow.
• To discuss various electrophoretic modes and instrumental setups.
• To highlight recent advancements, integrations, and applications in biological sample analysis.

Main Methods:

• Continuous flow electrophoresis with continuous sample loading.
• Various electrophoretic modes and instrumental configurations.
• Integration with other analytical techniques.

Main Results:

• Demonstrates processing of variable sample volumes with real-time optimization.
• Achieves simultaneous, continuous collection of separated components.
• Maintains sample biological activity and high recovery rates due to mild conditions and lack of solid support interaction.

Conclusions:

• Continuous flow electrophoresis is a versatile technique for analyzing diverse biological samples.
• Recent developments enhance its applicability in proteomics and cell/component separation.
• The method's advantages include scalability, efficiency, and sample integrity preservation.