STABLE AND SCALABLE ENGINEERING OF HUMAN PRIMARY T CELLS VIA MICROFLUIDIC CELL STRETCHING

Jeongsoo Hur, Aram Chung

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    A novel microfluidic approach specifically designed to engineer human primary T-lymphocytes effectively with high scalability while maintaining cell functionality is reported. The system employs a unique cell elongation-restoration phenomenon called “cell stretching,” which enables highly effective intracellular delivery of external cargos into cells. Vortical recirculation flows are exerted where cells are hydrodynamically elongated and restored, resulting in effective permeabilization of the cellular membrane. Using the platform, highly efficient (>90%), low-material-cost (<$1), minimally invasive, and high-throughput (106 cells/min) delivery of various cargos into human primary T-cells was achieved, demonstrating the practical utility for chimeric antigen receptor (CAR) T-cell-based cancer immunotherapy.

    Original languageEnglish
    Title of host publicationMicroTAS 2021 - 25th International Conference on Miniaturized Systems for Chemistry and Life Sciences
    PublisherChemical and Biological Microsystems Society
    Pages515-516
    Number of pages2
    ISBN (Electronic)9781733419031
    Publication statusPublished - 2021
    Event25th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2021 - Palm Springs, Virtual, United States
    Duration: 2021 Oct 102021 Oct 14

    Publication series

    NameMicroTAS 2021 - 25th International Conference on Miniaturized Systems for Chemistry and Life Sciences

    Conference

    Conference25th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2021
    Country/TerritoryUnited States
    CityPalm Springs, Virtual
    Period21/10/1021/10/14

    Bibliographical note

    Funding Information:
    This work was supported by the Samsung Research Funding and Incubation Center for Future Technology (GrantNo.SRFC-IT1802-03).PrimaryhumanT-cellswerepreparedandhandledwiththeinstitution’sInstitutional ReviewBoard(IRB)approval(#202101091).

    Publisher Copyright:
    © 2021 MicroTAS 2021 - 25th International Conference on Miniaturized Systems for Chemistry and Life Sciences. All rights reserved.

    Keywords

    • CAR-T Immunotherapy
    • Gene Delivery
    • Intracellular Delivery
    • Microfluidics
    • T-Cell Engineering

    ASJC Scopus subject areas

    • Bioengineering
    • Chemical Engineering (miscellaneous)

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