Trapping of Cell-Laden Hyaluronic Acid-Acrylamide Hydrogel Droplets using Bulk Acoustic Waves

Anna Fornell, Carl Johannesson, Sean S. Searle, Axel Happstadius, Johan Nilsson, Maria Tenje

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

In this paper an acoustofluidic system to trap hydrogel droplets is shown. The presented trapping method is label-free, biocompatible and operated in non-contact mode. The results show that the droplets can be trapped at flow rates up to 76 μL/min which corresponds to an average flow speed of 3.2 mm/s. Moreover, it is shown that the droplets can be trapped for several hours, thus allowing for studies of the encapsulated cells over time. An application of the system is shown by performing on-chip cell nuclei staining.

Original languageEnglish
Title of host publication2019 20th International Conference on Solid-State Sensors, Actuators and Microsystems and Eurosensors XXXIII, TRANSDUCERS 2019 and EUROSENSORS XXXIII
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
Pages2352-2355
Number of pages4
ISBN (Electronic)9781728120072
DOIs
Publication statusPublished - 2019
Event20th International Conference on Solid-State Sensors, Actuators and Microsystems and Eurosensors XXXIII, TRANSDUCERS 2019 and EUROSENSORS XXXIII - Berlin, Germany
Duration: 2019 Jun 232019 Jun 27

Conference

Conference20th International Conference on Solid-State Sensors, Actuators and Microsystems and Eurosensors XXXIII, TRANSDUCERS 2019 and EUROSENSORS XXXIII
Country/TerritoryGermany
CityBerlin
Period2019/06/232019/06/27

Subject classification (UKÄ)

  • Medical Laboratory Technologies

Free keywords

  • Acoustofluidics
  • droplet microfluidics
  • hydrogels
  • particle manipulation

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