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Updated: Jun 22, 2026

Chemical Conjugation of a Purified DEC-205-Directed Antibody with Full-Length Protein for Targeting Mouse Dendritic Cells In Vitro and In Vivo

Chemical Conjugation of a Purified DEC-205-Directed Antibody with Full-Length Protein for Targeting Mouse Dendritic Cells In Vitro and In Vivo

Published on: February 5, 2021

A high-throughput microparticle microarray platform for dendritic cell-targeting vaccines.

Abhinav P Acharya¹, Michael J Clare-Salzler, Benjamin G Keselowsky

¹Materials Science and Engineering, University of Florida, 130 BME/PO Box 116131, Gainesville, FL 32611-6131, USA.

|May 30, 2009

Summary

This summary is machine-generated.

Researchers developed a novel microarray platform using poly(D,L lactide-co-glycolide) microparticles (PLGA MPs) to efficiently test vaccine components. This high-throughput system enables rapid optimization of particle-based vaccines targeting dendritic cells (DCs) for various immune disorders.

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Published on: June 19, 2013

Area of Science:

Biotechnology
Immunology
Materials Science

Background:

Rational vaccine design is advancing through immunogenomics and adjuvant immunology.
Drug delivery platforms, such as synthetic particles, enhance vaccine efficacy.
Current limitations in testing numerous antigen/adjuvant/delivery system combinations hinder new vaccine development.

Purpose of the Study:

To fabricate a high-throughput microarray platform for optimizing particle-based vaccines.
To enable efficient testing of immune cell responses to diverse vaccine formulations.
To facilitate the rational design of vaccines targeting dendritic cells (DCs) for immune-related disorders.

Main Methods:

Fabrication of antigen/adjuvant-loadable poly(D,L lactide-co-glycolide) microparticle (PLGA MP) arrays.
Co-localization of PLGA MPs with dendritic cells (DCs) on isolated islands using surface modification and contact printing.
Optimization of microparticle (MP) overspotting and characterization of MP delivery and degradation.

Main Results:

Demonstrated reproducible, quantitative delivery of PLGA MPs (16+/-2 MPs/spot).
Constructed two-component MP dosing arrays with independent delivery and minimal cross-contamination.
Confirmed stable co-localization of DCs with PLGA MPs on isolated islands for up to 24 hours.

Conclusions:

The developed microarray platform overcomes barriers in testing vaccine combinations for DC targeting.
This high-throughput system facilitates optimization of particle-based vaccines for autoimmune diseases, cancer, and infections.
Miniaturization enables efficient investigation of rare cell populations, advancing personalized vaccine development.