Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Automated Microbial Diagnostics01:24

Automated Microbial Diagnostics

Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Cilia to basement membrane signaling is a biomechanical driver in models of autosomal dominant polycystic kidney disease.

The Journal of clinical investigation·2026
Same author

Synthesis of rhodamine B hydrazine derivatives and their application in glycan analysis.

The Analyst·2026
Same author

Synthesis and electrochemical study of MgTi<sub>2</sub>O<sub>5</sub>: a pseudo-brookite cathode for rechargeable magnesium batteries.

Nanoscale·2026
Same author

Ultrasensitive and Specific Detection of 8-Oxoguanine DNA Glycosylase via Locus-Specific Rolling Circle Amplification.

Chemical research in toxicology·2026
Same author

Engineering anisotropic tissues: from structured scaffolds to magnetic actuation.

Materials today. Bio·2026
Same author

Magnetic bioprinting: shaping initial tissue geometry and probing tissue mechanics.

Biofabrication·2026
Same journal

Tunable self-assembling cellular microarray for single-neutrophil vital and suicidal extracellular traps.

Lab on a chip·2026
Same journal

Precise programmable tumor cell subpopulation sorting <i>via</i> an electromagnetic microfluidic platform.

Lab on a chip·2026
Same journal

Bridging dimensions: combining one- and two-photon 3D printing for microfluidic device fabrication.

Lab on a chip·2026
Same journal

Microfluidic rare cell analysis beyond counting: workflow design from enrichment to multi-omics.

Lab on a chip·2026
Same journal

A sperm racetrack to separate sperm by swim speed.

Lab on a chip·2026
Same journal

Controlled encapsulation and droplet size prediction in two-step microfluidic double emulsions.

Lab on a chip·2026
See all related articles

Related Experiment Video

Updated: Jun 10, 2026

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays
10:44

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays

Published on: November 13, 2017

Micropillar array chips toward new immunodiagnosis.

Hong-Yi Li1, Virginie Dauriac, Valerie Thibert

  • 1Physicochimie des Electrolytes, Colloïdes et Sciences Analytiques (PECSA) UMR 7195, 10 rue Vauquelin, 75231 Paris cedex 05, France.

Lab on a Chip
|August 18, 2010
PubMed
Summary
This summary is machine-generated.

This study introduces a novel micropillar array for molecular immunodiagnosis, offering an alternative to traditional methods for improved protein separation and allergy detection. The platform shows great potential for sensitive and efficient diagnostic applications.

More Related Videos

Flow-pattern Guided Fabrication of High-density Barcode Antibody Microarray
09:05

Flow-pattern Guided Fabrication of High-density Barcode Antibody Microarray

Published on: January 6, 2016

Microfluidic Chip Fabrication and Method to Detect Influenza
09:43

Microfluidic Chip Fabrication and Method to Detect Influenza

Published on: March 26, 2013

Related Experiment Videos

Last Updated: Jun 10, 2026

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays
10:44

Snap Chip for Cross-reactivity-free and Spotter-free Multiplexed Sandwich Immunoassays

Published on: November 13, 2017

Flow-pattern Guided Fabrication of High-density Barcode Antibody Microarray
09:05

Flow-pattern Guided Fabrication of High-density Barcode Antibody Microarray

Published on: January 6, 2016

Microfluidic Chip Fabrication and Method to Detect Influenza
09:43

Microfluidic Chip Fabrication and Method to Detect Influenza

Published on: March 26, 2013

Area of Science:

  • Biomedical Engineering
  • Analytical Chemistry
  • Materials Science

Background:

  • Traditional microfluidic devices for immunodiagnosis often utilize microchannels or gels for electrokinetic separation.
  • These methods can be limited by factors such as evaporation and non-specific protein adsorption.
  • Developing alternative platforms is crucial for enhancing diagnostic sensitivity and efficiency.

Purpose of the Study:

  • To demonstrate the use of a polydimethylsiloxane (PDMS) micropillar array for molecular immunodiagnosis.
  • To optimize the micropillar array for improved protein separation via isoelectric focusing (IEF).
  • To develop surface treatments for preventing allergen adsorption and validate the platform for milk allergy immunodiagnosis.

Main Methods:

  • Fabrication of a PDMS microdevice with a rectangular array of micropillars.
  • Investigation of electrolyte composition (glycerol and agarose) for optimized protein separation.
  • Evaluation of glycerol's influence on focusing time and evaporation.
  • Optimization of surface treatments (PDMA-AGE, gelatin) to minimize milk allergen adsorption.
  • Demonstration of protein mixture separation and immunoblotting using serum from an allergic individual.

Main Results:

  • The micropillar array successfully mimicked a highly diluted gel, maintaining electrolyte via capillary action.
  • Optimized electrolyte composition and surface treatments (PDMA-AGE, gelatin) improved protein separation and reduced non-specific adsorption.
  • The platform demonstrated effective separation of protein mixtures and successful immunoblotting for milk allergy diagnosis.
  • Satisfactory signal-to-noise ratios were achieved, confirming the platform's diagnostic potential.

Conclusions:

  • A PDMS micropillar array serves as a viable alternative to traditional microchannels and gels for electrokinetic separation in immunodiagnosis.
  • The developed platform offers enhanced protein separation efficiency and reduced non-specific adsorption, crucial for accurate diagnostics.
  • This analytical platform holds significant promise for advancing molecular immunodiagnosis, particularly for allergy detection.