Toward Studying Cognition in a Dish.

Trends Cogn Sci

Department of Biomedical Engineering, Tufts University, Science and Technology Center, 4 Colby Street, Medford, MA 02155, USA. Electronic address:

Published: April 2021

Bioengineered neural tissues help advance our understanding of neurodevelopment, regeneration, and neural disease; however, it remains unclear whether they can replicate higher-order functions including cognition. Building upon technical achievements in the fields of biomaterials, tissue engineering, and cell biology, investigators have generated an assortment of artificial brain structures and cocultured circuits. Though they have displayed basic electrochemical signaling, their capacities to generate minimal patterns of information processing suggestive of high-order cognitive analogues have not yet been explored. Here, we review the current state of neural tissue engineering and consider the possibility of a study of cognition in vitro. We adopt a practical definition of minimal cognition, anticipate problems of measurement, and discuss solutions toward a study of cognition in a dish.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7946736PMC
http://dx.doi.org/10.1016/j.tics.2021.01.005DOI Listing

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