Public-Private Partnerships

AI based system for longitudinal, repeated measure analyses of freely moving C. elegans worms

Abstract This project aims to develop WormInvestigator™, a novel, highly innovative system for performing automated, high-throughput and longitudinal studies of the behavior of C. elegans worms freely moving and socially interacting on agar plates (hereafter: "freely moving worms") across multiple time points over extended times (e.g., multiple days) with repeated measures designs. Work in Phase I will focus on demonstrating feasibility of our novel, patent pending, WormRecognizer™ technology – the ability to perform automatic, image-based identification of individual C.

High-density optical tomography of cerebral blood flow and metabolism in small animals

ABSTRACT Many clinical situations, including stroke, expose the brain to insufficient cerebral blood flow (CBF) that cannot maintain normal cerebral metabolic rate of oxygen consumption (CMRO2) requirements, thereby leading to cerebral ischemic/hypoxic stresses and neurological disorders. Effective interventions are dependent on the findings of CBF/CMRO2 improvement and eventually neural recovery. Rodents (mice and rats) make up 95% of research animals.

Novel high-field MRI compatible subdural electrode and acquisition system for recording and stimulation in small animals

Abstract Preclinical small animal imaging makes valuable contributions to improving our understanding of human brain. Multi-modal imaging approaches to combine functional Magnetic Resonance Imaging (fMRI) with Intracranial Electroencephalogram (iEEG) provides an unparalleled view of the global network activity across cortical areas, revealing information at high temporal and spatial scales about functional connectivity and their intrinsic oscillatory properties, which is of vital importance in many branches of neuroscience and medicine.

Commercialization of integrated electrode-electronics system for large scale, long-lasting electrophysiology

PROJECT SUMMARY Examining how behavior arises from the complex interconnected activity of the brain is a cornerstone of neuroscience research. A recent technological advance in neurotechnology is enabling studies where the parallel activity of thousands of neurons can be studied in rodent brains. The Neuropixels probe, allowing 384 channels of electrophysiological data to be observed from the brain, is now a valuable tool for next-generation experiments.

ONIX: A Neural Acquisition System for Unencumbered, Closed-Loop Recordings in Small, Freely Moving Animals

PROJECT SUMMARY Over the last century, extracellular recording technologies have progressed from handmade needle electrodes and vacuum tube amplifiers to microfabricated devices containing hundreds of recording sites and on-chip digitization circuits. This technological arc has facilitated Nobel-prize winning discoveries such as the unitary nature of action potentials, the computations underlying mammalian vision, and the neural basis of spatial learning, among many other notable findings.

Development of a Miniaturized Wearable Ultrasonic Beam-forming Device for Localized Targeting of Brain Regions in Freely-moving Experimental Subjects

This Phase I SBIR will further develop, validate, and initiate commercialization of the miniature ultrasound beamforming array (MUBA) system for transcranial focused ultrasound (tFUS). The MUBA system will allow preclinical researchers to reversibly and non-invasively modulate neural activity in intact brain circuits with unparalleled precision.

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