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A Microfluidic Chip for the Versatile Chemical Analysis of Single Cells
Published on: October 15, 2013
An integrated microfluidic device for large-scale in situ click chemistry screening
Yanju Wang1, Wei-Yu Lin, Kan Liu
1Crump Institute for Molecular Imaging, Department of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, 570 Westwood Plaza, building 114, Los Angeles, CA 90095, USA.
Lab on a Chip
|July 29, 2009
Summary
A novel microfluidic device enables 1024 parallel in situ click chemistry reactions. This approach accelerates hit identification using bovine carbonic anhydrous II (bCAII) and advanced mass spectrometry analysis.
Area of Science:
- Chemical Biology
- Analytical Chemistry
- Biochemistry
Background:
- Click chemistry is a powerful tool for molecular assembly.
- High-throughput screening is crucial for drug discovery and chemical biology.
- Current methods for in situ click chemistry can be limited in throughput and sensitivity.
Purpose of the Study:
- To develop an integrated microfluidic device for performing a large number of in situ click chemistry reactions in parallel.
- To utilize the bovine carbonic anhydrous II (bCAII) click chemistry system as a proof-of-concept.
- To establish a rapid hit identification approach with enhanced sensitivity and throughput.
Main Methods:
- Development of an integrated microfluidic device capable of 1024 parallel reactions.
- Application of the bovine carbonic anhydrous II (bCAII) click chemistry system.
- Integration of solid-phase extraction (SPE) for purification.
- Utilisation of electrospray-ionization mass spectrometry (ESI-MS) with multiple reaction monitoring (MRM) for analysis.
Main Results:
- Successful demonstration of 1024 in situ click chemistry reactions in parallel.
- Proof-of-concept achieved using the bCAII click chemistry system.
- Demonstrated rapid hit identification with improved sensitivity and throughput via SPE and MRM-MS.
Conclusions:
- The developed microfluidic device significantly enhances the throughput of in situ click chemistry.
- This integrated system provides a powerful platform for rapid hit identification.
- The combination of microfluidics, click chemistry, and advanced MS analysis offers a sensitive and efficient approach for chemical biology studies.
