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Related Concept Videos

DNA Microarrays02:34

DNA Microarrays

Microarrays are high-throughput and relatively inexpensive assays that can be automated to analyze large quantities of data at a time. They are used in genome-wide studies to compare gene or protein expression under two varied conditions, such as healthy and diseased states. Microarrays consist of glass or silica slides on which probe molecules are covalently attached through surface functionalization. Most commonly, the slides are prepared through the chemisorption of silanes to silica...

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Related Experiment Video

Updated: May 29, 2026

High-throughput Protein Expression Generator Using a Microfluidic Platform
09:26

High-throughput Protein Expression Generator Using a Microfluidic Platform

Published on: August 23, 2012

Nucleic acid programmable protein array a just-in-time multiplexed protein expression and purification platform.

Ji Qiu1, Joshua LaBaer

  • 1Virginia G. Piper Center for Personalized Diagnostics, Biodesign Institute, Arizona State University, Tempe, Arizona, USA.

Methods in Enzymology
|September 28, 2011
PubMed
Summary
This summary is machine-generated.

Researchers developed nucleic acid programmable protein array (NAPPA) for high-throughput functional proteomics. This system enables rapid, in situ protein production and capture, overcoming limitations of traditional methods for proteome-level studies.

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Last Updated: May 29, 2026

High-throughput Protein Expression Generator Using a Microfluidic Platform
09:26

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Published on: August 23, 2012

Probing High-density Functional Protein Microarrays to Detect Protein-protein Interactions
08:07

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Published on: August 2, 2015

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Published on: October 23, 2019

Area of Science:

  • Biochemistry
  • Molecular Biology
  • Proteomics

Background:

  • Systematic protein studies necessitate large quantities of functional proteins.
  • Traditional recombinant protein expression and purification methods present significant challenges for proteome-level analysis.
  • Existing techniques are often inefficient and unsuitable for high-throughput applications.

Purpose of the Study:

  • To introduce an innovative in situ protein expression and capture system.
  • To provide a high-throughput method for producing and displaying functional proteins.
  • To enable efficient downstream biochemical research at the proteome level.

Main Methods:

  • Development of the nucleic acid programmable protein array (NAPPA) system.
  • In situ expression of C-terminal tagged proteins using an in vitro expression system.
  • Efficient capture and purification of expressed proteins via anti-tag antibodies immobilized on array spots.

Main Results:

  • NAPPA enables just-in-time production and display of fresh proteins.
  • The system facilitates multiplexed, high-throughput protein analysis.
  • Proteins are produced in a spatially separated, high-density format with controlled concentrations.

Conclusions:

  • NAPPA technology offers a revolutionary approach to functional proteomics.
  • The system allows for reproducible and functional protein display.
  • This platform significantly enhances the ability to study proteins at the proteome level.