Transient disruption of a Blood-Brain Barrier on-chip using focused ultrasound and monodisperse microbubbles

Mariia Zakharova*, Pieter A.M. Persijn van Meerten, Martin R.P. van den Broek, Loes I. Segerink, Tim Segers

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

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Abstract

Drug delivery to the brain is complicated due to the presence of the blood-brain barrier (BBB) [1]. BBB disruption has been demonstrated in vivo using ultrasound-driven microbubbles. However, the underlying mechanisms are not clear thereby limiting clinical translation [2]. Here, we aim to unravel this physical and biological multi-timescale problem by using an optically accessible BBB on-chip model, ultra-high-speed imaging of the bubble dynamics, transendothelial resistance measurements, and monodisperse microbubbles. The results show that our organ-on-chip platform together with monodisperse microbubbles is a powerful tool to correlate microbubble dynamics to the induced bioeffects.

Original languageEnglish
Title of host publicationMicroTAS 2021 - 25th International Conference on Miniaturized Systems for Chemistry and Life Sciences
Subtitle of host publication10-14 October 2021, Palm Springs, CA, USA
PublisherThe Chemical and Biological Microsystems Society
Pages477-478
Number of pages2
ISBN (Electronic)978-1-7334190-3-1
Publication statusPublished - 11 Oct 2021
Event25th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2021 - Virtual, Palm Springs, United States
Duration: 10 Oct 202114 Oct 2021

Conference

Conference25th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2021
Country/TerritoryUnited States
CityPalm Springs
Period10/10/2114/10/21

Keywords

  • Blood-brain barrier
  • Focused ultrasound
  • Monodisperse microbubbles
  • Organ-on-chip
  • Sonoporation

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