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A smart, hybrid neural-computo device for drug discovery

Project description

Beyond cellular assays: a hybrid drug discovery tool

The battery of medications for treating neurological diseases is rather limited mainly due to the lack of drug screening models that faithfully recapitulate brain physiology. The EU-funded NEUREKA project has developed a disruptive system that combines computational networks with cultured neurons to model brain diseases. Researchers use nanoelectrodes to control neuronal activity and simulate pathology-related dysfunctions as seen for example in Alzheimer’s disease. Importantly, the technology provides the native brain signals normally absent in cultured neurons, thereby supporting neural circuits in vitro. NEUREKA offers a unique drug screening approach that goes beyond the state of the art and is expected to facilitate the discovery of novel pharmaceuticals against neurological diseases.

Objective

NEUREKA will bring a paradigm shift in drug discovery for neurological diseases, a sector that suffers multiple, repeated failures exacerbating the economical and societal burden of these incurable diseases. It will do so by addressing a crucial shortcoming: the lack of in vitro systems faithfully reproducing brain pathology that enable the functional assessment of candidate compounds at multiple levels: from synapses to neuronal circuits. NEUREKA introduces an innovative, hybrid technology, whereby detailed, computational neuronal networks simulate dysfunction and drive cultured neurons to replicate in-brain disease conditions. Nanoelectrodes mediate the transmission between simulated and biological neurons. Akin to real synapses, nanoelectrodes contact cultured neurons at subcellular locations across the dendritic tree, soma and axonal branches, allowing to control and monitor neural activity with unprecedented accuracy. Biological neuronal responses registered by nanoelectrodes are fed back to simulated neurons, closing the loop and enabling control of activity states across the hybrid population. Complementing molecular deficits already present in culture models of a disease, computational models enable replication of both molecular and physiological deficits of neurodegeneration in vitro. Cultured neurons are driven towards pathological excitability states where deficits emerge, so as to optimize quantification of the impact of drugs, going well beyond standard cellular assays. A proof-of-concept will be provided for Alzheimer’s disease, using human induced pluripotent stem cell (iPSC)-derived neurons exhibiting the pathology. NEUREKA will be used to demonstrate the effect of drug candidates across synaptic, neuronal and network functions.

Call for proposal

H2020-FETOPEN-2018-2020

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Sub call

H2020-FETOPEN-2018-2019-2020-01

Coordinator

IDRYMA TECHNOLOGIAS KAI EREVNAS
Net EU contribution
€ 753 250,00
Address
N PLASTIRA STR 100
70013 Irakleio
Greece

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Region
Νησιά Αιγαίου Κρήτη Ηράκλειο
Activity type
Research Organisations
Links
Total cost
€ 753 250,00

Participants (4)