Search Results - "Freeman, Daniel K."

Multiple components of ganglion cell desensitization in response to prosthetic stimulation by Freeman, Daniel K, Fried, Shelley I

“…Retinal prostheses aim to restore functional vision to those blinded by outer retinal diseases using electric stimulation of surviving neurons. Previous work…”
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Altering alpha-frequency brain oscillations with rapid analog feedback-driven neurostimulation by Widge, Alik S, Boggess, Matthew, Rockhill, Alexander P, Mullen, Andrew, Sheopory, Shivani, Loonis, Roman, Freeman, Daniel K, Miller, Earl K

“…Oscillations of the brain's local field potential (LFP) may coordinate neural ensembles and brain networks. It has been difficult to causally test this model…”
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A Sub-millimeter, Inductively Powered Neural Stimulator by Freeman, Daniel K, O'Brien, Jonathan M, Kumar, Parshant, Daniels, Brian, Irion, Reed A, Shraytah, Louis, Ingersoll, Brett K, Magyar, Andrew P, Czarnecki, Andrew, Wheeler, Jesse, Coppeta, Jonathan R, Abban, Michael P, Gatzke, Ronald, Fried, Shelley I, Lee, Seung Woo, Duwel, Amy E, Bernstein, Jonathan J, Widge, Alik S, Hernandez-Reynoso, Ana, Kanneganti, Aswini, Romero-Ortega, Mario I, Cogan, Stuart F

“…Wireless neural stimulators are being developed to address problems associated with traditional lead-based implants. However, designing wireless stimulators on…”
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Performance of Electrically Small Conventional and Mechanical Antennas by Bickford, James A., Duwel, Amy E., Weinberg, Marc S., McNabb, Ronald S., Freeman, Daniel K., Ward, Paul A.

“…Antennas that operate in the very low frequency (LF) band and below are useful for a number of applications, including long-distance and underwater…”
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Optimal Frequency for Wireless Power Transmission Into the Body: Efficiency Versus Received Power by Freeman, Daniel K., Byrnes, Steven J.

“…Wireless power delivery to implantable devices has been traditionally achieved through low-frequency (<10 MHz) inductive coupling. More recent work has moved…”
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Neural substrates of tactile imagery: a functional MRI study by Yoo, Seung-Schik, Freeman, Daniel K, McCarthy, James J, Jolesz, Ferenc A

“…fMRI investigation on the neural substrates involved in tactile imagery is reported. Healthy subjects performed mental imagery of tactile stimulation on the…”
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Microscopic magnetic stimulation of neural tissue by Bonmassar, Giorgio, Lee, Seung Woo, Freeman, Daniel K., Polasek, Miloslav, Fried, Shelley I., Gale, John T.

“…Electrical stimulation is currently used to treat a wide range of cardiovascular, sensory and neurological diseases. Despite its success, there are significant…”
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Interfacial ion transfer and current limiting in neutral-carrier ion-selective membranes: A detailed numerical model by Flavin, Matthew T., Freeman, Daniel K., Han, Jongyoon

“…Ion selective membrane (ISM) electrodes are widely used for selective ion sensing applications. Recently, new modalities have emerged whose operation involves…”
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Selective activation of neuronal targets with sinusoidal electric stimulation by Freeman, Daniel K, Eddington, Donald K, Rizzo, 3rd, Joseph F, Fried, Shelley I

“…Electric stimulation of the CNS is being evaluated as a treatment modality for a variety of neurological, psychiatric, and sensory disorders. Despite…”
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High-throughput continuous-flow microfluidic electroporation of mRNA into primary human T cells for applications in cellular therapy manufacturing by Lissandrello, Charles A., Santos, Jose A., Hsi, Peter, Welch, Michaela, Mott, Vienna L., Kim, Ernest S., Chesin, Jordan, Haroutunian, Nerses J., Stoddard, Aaron G., Czarnecki, Andrew, Coppeta, Jonathan R., Freeman, Daniel K., Flusberg, Deborah A., Balestrini, Jenna L., Tandon, Vishal

“…Implementation of gene editing technologies such as CRISPR/Cas9 in the manufacture of novel cell-based therapeutics has the potential to enable…”
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Electric stimulation with sinusoids and white noise for neural prostheses by Freeman, Daniel K, Rizzo, Joseph F, Fried, Shelley I

“…We are investigating the use of novel stimulus waveforms in neural prostheses to determine whether they can provide more precise control over the temporal and…”
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Saturation of the Right-Leg Drive Amplifier in Low-Voltage ECG Monitors by Freeman, Daniel K., Gatzke, Ronald D., Mallas, Georgios, Chen, Yu, Brouse, Chris J.

“…Electrocardiogram (ECG) monitoring is a critical tool in patient care, but its utility is often balanced with frustration from clinicians who are constantly…”
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Behavioral validation of a wireless low-power neurostimulation technology in a conditioned place preference task by Maeng, Lisa Y, Murillo, Maria F, Mu, Michelle, Lo, Meng-Chen, de la Rosa, Marjorie, O'Brien, Jonathan M, Freeman, Daniel K, Widge, Alik S

“…Neurostimulation technologies are important for studying neural circuits and the connections that underlie neurological and psychiatric disorders. However,…”
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Encoding visual information in retinal ganglion cells with prosthetic stimulation by Freeman, Daniel K, Rizzo, 3rd, Joseph F, Fried, Shelley I

“…Retinal prostheses aim to restore functional vision to those blinded by outer retinal diseases using electric stimulation of surviving retinal neurons. The…”
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Retinal ganglion cell adaptation to small luminance fluctuations by Freeman, Daniel K, Graña, Gilberto, Passaglia, Christopher L

“…To accommodate the wide input range over which the visual system operates within the narrow output range of spiking neurons, the retina adjusts its sensitivity…”
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Effects of Remote Stimulation on the Modulated Activity of Cat Retinal Ganglion Cells by Passaglia, Christopher L, Freeman, Daniel K, Troy, John B

“…The output of retinal ganglion cells depends on local and global aspects of the visual scene. The local receptive field is well studied and classically…”
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Calcium channel dynamics limit synaptic release in response to prosthetic stimulation with sinusoidal waveforms by Freeman, Daniel K, Jeng, Jed S, Kelly, Shawn K, Hartveit, Espen, Fried, Shelley I

“…Extracellular electric stimulation with sinusoidal waveforms has been shown to allow preferential activation of individual types of retinal neurons by varying…”
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The maintained discharge of rat retinal ganglion cells by Freeman, Daniel K, Heine, Walter F, Passaglia, Christopher L

“…Action potentials were recorded from rat retinal ganglion cell fibers in the presence of a uniform field, and the maintained discharge pattern was…”
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Single-unit in vivo recordings from the optic chiasm of rat by Freeman, Daniel K, Heine, Walter F, Passaglia, Christopher L

“…Information about the visual world is transmitted to the brain in sequences of action potentials in retinal ganglion cell axons that make up the optic nerve…”
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A Fiber-Based Sensing Array for Persistent Ocean Monitoring by Freeman, Daniel K., Lynch, Stephen, Anderson, Jonathan D., Teal, Richard, Bernasconi, Matthew, Rickley, Michael, Bailey, Philip, Nguyen, Jimmy, Thompson, Bruce, Ibanescu, Mihai, Knox, Graeme, Stolyarov, Alexander, March, Andrew, Racz, Livia

“…Undersea applications involving acoustic propagation often require continual knowledge of the sound speed at different depths. Existing systems that collect…”
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