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A micropatterned multielectrode shell for 3D spatiotemporal recording from live cells

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Abstract
Microelectrode arrays (MEAs) have proved to be useful tools for characterizing electrically active cells such as cardiomyocytes and neurons. While there exist a number of integrated electronic chips for recording from small populations or even single cells, they rely primarily on the interface between the cells and 2D flat electrodes. Here, an approach that utilizes residual stress‐based self‐folding to create individually addressable multielectrode interfaces that wrap around the cell in 3D and function as an electrical shell‐like recording device is described. These devices are optically transparent, allowing for simultaneous fluorescence imaging. Cell viability is maintained during and after electrode wrapping around the cel and chemicals can diffuse into and out of the self‐folding devices. It is further shown that 3D spatiotemporal recordings are possible and that the action potentials recorded from cultured neonatal rat ventricular cardiomyocytes display significantly higher signal‐to‐noise ratios in comparison with signals recorded with planar extracellular electrodes. It is anticipated that this device can provide the foundation for the development of new‐generation MEAs where dynamic electrode–cell interfacing and recording substitutes the traditional method using static electrodes.
Keywords
biosensing, cardiomyocytes, electrophysiology, microelectrode arrays, neuroscience

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MLA
Cools, Jordi, et al. “A Micropatterned Multielectrode Shell for 3D Spatiotemporal Recording from Live Cells.” ADVANCED SCIENCE, vol. 5, no. 4, Wiley, 2018, doi:10.1002/advs.201700731.
APA
Cools, J., Jin, Q., Yoon, E., Alba Burbano, D., Luo, Z., Cuypers, D., … Gracias, D. H. (2018). A micropatterned multielectrode shell for 3D spatiotemporal recording from live cells. ADVANCED SCIENCE, 5(4). https://doi.org/10.1002/advs.201700731
Chicago author-date
Cools, Jordi, Qianru Jin, Eugene Yoon, Diego Alba Burbano, Zhenxiang Luo, Dieter Cuypers, Geert Callewaert, Dries Braeken, and David H. Gracias. 2018. “A Micropatterned Multielectrode Shell for 3D Spatiotemporal Recording from Live Cells.” ADVANCED SCIENCE 5 (4). https://doi.org/10.1002/advs.201700731.
Chicago author-date (all authors)
Cools, Jordi, Qianru Jin, Eugene Yoon, Diego Alba Burbano, Zhenxiang Luo, Dieter Cuypers, Geert Callewaert, Dries Braeken, and David H. Gracias. 2018. “A Micropatterned Multielectrode Shell for 3D Spatiotemporal Recording from Live Cells.” ADVANCED SCIENCE 5 (4). doi:10.1002/advs.201700731.
Vancouver
1.
Cools J, Jin Q, Yoon E, Alba Burbano D, Luo Z, Cuypers D, et al. A micropatterned multielectrode shell for 3D spatiotemporal recording from live cells. ADVANCED SCIENCE. 2018;5(4).
IEEE
[1]
J. Cools et al., “A micropatterned multielectrode shell for 3D spatiotemporal recording from live cells,” ADVANCED SCIENCE, vol. 5, no. 4, 2018.
@article{8560512,
  abstract     = {{Microelectrode arrays (MEAs) have proved to be useful tools for characterizing electrically active cells such as cardiomyocytes and neurons. While there exist a number of integrated electronic chips for recording from small populations or even single cells, they rely primarily on the interface between the cells and 2D flat electrodes. Here, an approach that utilizes residual stress‐based self‐folding to create individually addressable multielectrode interfaces that wrap around the cell in 3D and function as an electrical shell‐like recording device is described. These devices are optically transparent, allowing for simultaneous fluorescence imaging. Cell viability is maintained during and after electrode wrapping around the cel and chemicals can diffuse into and out of the self‐folding devices. It is further shown that 3D spatiotemporal recordings are possible and that the action potentials recorded from cultured neonatal rat ventricular cardiomyocytes display significantly higher signal‐to‐noise ratios in comparison with signals recorded with planar extracellular electrodes. It is anticipated that this device can provide the foundation for the development of new‐generation MEAs where dynamic electrode–cell interfacing and recording substitutes the traditional method using static electrodes.}},
  articleno    = {{1700731}},
  author       = {{Cools, Jordi and Jin, Qianru and Yoon, Eugene and Alba Burbano, Diego and Luo, Zhenxiang and Cuypers, Dieter and Callewaert, Geert and Braeken, Dries and Gracias, David H.}},
  issn         = {{2198-3844}},
  journal      = {{ADVANCED SCIENCE}},
  keywords     = {{biosensing,cardiomyocytes,electrophysiology,microelectrode arrays,neuroscience}},
  language     = {{eng}},
  number       = {{4}},
  pages        = {{7}},
  publisher    = {{Wiley}},
  title        = {{A micropatterned multielectrode shell for 3D spatiotemporal recording from live cells}},
  url          = {{http://doi.org/10.1002/advs.201700731}},
  volume       = {{5}},
  year         = {{2018}},
}

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