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Related Experiment Video

Updated: May 15, 2026

Fast Enzymatic Processing of Proteins for MS Detection with a Flow-through Microreactor
09:49

Fast Enzymatic Processing of Proteins for MS Detection with a Flow-through Microreactor

Published on: April 6, 2016

Enzyme-immobilized reactors for rapid and efficient sample preparation in MS-based proteomic studies.

Hiroshi Yamaguchi1, Masaya Miyazaki

  • 1Liberal Arts Education Center, Tokai University, Minamiaso, Kumamoto, Japan.

Proteomics
|December 21, 2012
PubMed
Summary

Immobilized-enzyme reactors offer a faster, more sensitive alternative to traditional methods for proteolysis in mass spectrometry (MS)-based proteomics. These reactors improve peptide mapping and protein sequence analysis for broader biotechnology applications.

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Last Updated: May 15, 2026

Fast Enzymatic Processing of Proteins for MS Detection with a Flow-through Microreactor
09:49

Fast Enzymatic Processing of Proteins for MS Detection with a Flow-through Microreactor

Published on: April 6, 2016

A Plasma Sample Preparation for Mass Spectrometry using an Automated Workstation
07:12

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Published on: April 24, 2020

Digital Microfluidics for Automated Proteomic Processing
10:55

Digital Microfluidics for Automated Proteomic Processing

Published on: November 6, 2009

Area of Science:

  • Biochemistry
  • Analytical Chemistry
  • Proteomics

Background:

  • Conventional in-solution digestion for proteomics is time-consuming and lacks sensitivity.
  • Achieving reliable peptide maps and sequence data requires controlled proteolysis and efficient peptide separation.
  • Mass spectrometry (MS) analysis is crucial for protein identification and characterization.

Purpose of the Study:

  • To review advancements in immobilized-enzyme reactors for efficient proteolysis in MS-based proteomics.
  • To highlight the preparation and application of enzyme reactors for rapid protein sequence analysis.
  • To showcase the utility of enzyme reactors in analyzing posttranslational modifications.

Main Methods:

  • Development and preparation of protease-immobilized enzyme reactors using various techniques.
  • Protein digestion under optimized and non-conventional conditions within enzyme reactors.
  • Application of enzyme reactors for the analysis of posttranslational modifications in proteomic studies.

Main Results:

  • Immobilized-enzyme reactors provide highly efficient proteolysis, overcoming limitations of in-solution methods.
  • These reactors enable rapid protein sequence analysis and improved peptide mapping.
  • Successful application in analyzing posttranslational modifications demonstrates reactor efficacy.

Conclusions:

  • Immobilized-enzyme reactors represent a significant advancement for proteolysis in MS-based proteomics.
  • These systems offer enhanced efficiency, sensitivity, and speed for protein analysis.
  • Enzyme reactors are poised to become valuable tools in proteomics and biotechnology.