3D high-density multifunctional MEA
Construct PatternHerein, we present a 3D high-density multifunctional MEA with optical stimulation and drug delivery for investigating neural circuit dynamics within engineered 3D neural tissues.
Browse the toolkit beneath workflows. The mechanism branch runs mechanism -> architecture -> component, while the technique branch runs from high-level approaches down to concrete methods.
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Mechanism Branch
Layer 1
Mechanisms
Top-level concepts: biophysical action modes such as heterodimerization, photocleavage, or RNA binding.
Layer 2
Architectures
Arrangements that realize or deploy mechanisms, including switches, construct patterns, and delivery strategies.
Layer 3
Components
Low-level parts and sequence-defined elements used inside architectures, including protein domains and RNA elements.
Technique Branch
Layer 1
Approaches
High-level engineering practices such as computational design, directed evolution, sequence verification, and functional assay.
Layer 2
Methods
Concrete methods used to design, build, verify, or characterize engineered systems.
Showing 1-5 of 5
Herein, we present a 3D high-density multifunctional MEA with optical stimulation and drug delivery for investigating neural circuit dynamics within engineered 3D neural tissues.
Transparent microelectrodes have emerged as promising tools to combine electrical and optical sensing and modulation modalities... In addition to optical transparency, the mechanical softness feature is desired to minimize foreign body responses, increase biocompatibility, and avoid loss of functionality.
We then discuss examples of soft transparent microelectrode arrays tailored to combine electrical recording and/or stimulation with optical imaging and/or optogenetic modulation of the brain and the heart.
Fiber drawing has emerged as a scalable route to integration of multiple functional features within miniature and flexible neural probes. The thermal drawing process relies on the fabrication of macroscale models containing the materials of interest, which are then drawn into microstructured fibers with predefined cross-sectional geometries.
Web research summary: the review surveys integrated optoelectrodes; related item candidate: μLED silicon neural probes; high-signal source: monolithically integrated μLEDs on silicon neural probes for simultaneous optogenetic stimulation and electrophysiology.