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Conductive Nanoeuctectogels: Self-Powered Nanobioelectrodes for in situ Neuroprotection in Stroke Recovery (NeuroNzyme)

Project description

A nanoplatform for stroke recovery

A stroke occurs when blood flow to a part of the brain is interrupted or reduced, depriving brain tissue of oxygen and nutrients. Depending on the affected area of the brain, this can lead to difficulties with movement, speech, memory or other bodily functions. Recovery usually involves a multidisciplinary rehabilitation approach aiming to restore neuronal damage. With the support of the Marie Skłodowska-Curie Actions programme, the NeuroNzyme project proposes to develop a non-invasive device that stimulates brain repair. This innovation is based on nanoparticles that generate microcurrents to activate neural regeneration. They also offer neuroprotective effects by regulating damaging reactive oxygen species and preserving enzyme activity.

Objective

The NeuroNzyme project represents a pioneering effort to develop a cutting-edge, self-powered, and non-invasive nanoplatform designed to enhance stroke recovery through electrical stimulation and neuroprotective therapy. At the heart of this innovation is a dual-function nanoparticle that combines the roles of both a nanoelectrode and a nano-enzymatic biofuel cell. The core of this novel approach lies in the nanoparticle's ability to generate microcurrents through a process involving the collective action of thousands of these particles surrounding neurons. This electrical stimulation activates voltage-gated ion channels on the neurons, which plays a critical role in promoting the regeneration of nervous tissue following a stroke. By continuously providing these microcurrents, the nanoparticles help facilitate the repair and rebuilding of damaged neural pathways.
These nano-enzymatic biofuel cells are powered by physiological fluids within the body. As they operate, they also offer a neuroprotective antioxidant effect by regulating the levels of reactive oxygen species (ROS). ROS are highly reactive molecules that can contribute to further neuronal damage if not properly controlled. By managing ROS levels, the nanoparticles help to protect neurons from oxidative stress, thereby contributing to a more favorable environment for recovery.
Moreover, the nanoparticles are engineered with a specific enzymatic tandem embedded within a specialized nanogel. This nanogel features a deep eutectic solvent interpenetrated network, which is crucial for maintaining high enzymatic activity over extended periods. The deep eutectic solvent enhances the stability and efficiency of the enzymes, ensuring that the nano-enzymatic biofuel cells remain effective in generating electrical stimulation and providing antioxidant protection.

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Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

UNIVERSIDAD DEL PAIS VASCO/ EUSKAL HERRIKO UNIBERTSITATEA
Net EU contribution
€ 194 074,56
Address
BARRIO SARRIENA S N
48940 Leioa
Spain
Region
Noreste País Vasco Bizkaia
Activity type
Higher or Secondary Education Establishments
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Total cost
No data

Partners (2)