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. 2022 Dec 5;10:1094294. doi: 10.3389/fbioe.2022.1094294

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Copyright © 2022 Yan, Yuan, Wu and Jia.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Ultra-stretchable viscoelastic channels. (A) Schematic of ultra-stretchable viscoelastic channels that can tune the focusing cut-off size. (B) Stacked brightfield images of 20 μm and 38 μm particle migration at different elongations. White numbers represent the focusing efficiencies. (C) Parallel channel with three subchannels that can simultaneously manipulate particles for high throughput.