Results 1 to 10 of about 704,312 (278)

Matching stimulation paradigms resolve apparent differences between optogenetic and electrical VTA stimulation

open access: yesBrain Stimulation, 2020
Background: Optogenetic stimulation has grown into a popular brain stimulation method in basic neuroscience while electrical stimulation predominates in clinical applications.
Theresa CS. Weidner   +7 more
doaj   +4 more sources

Platforms for Optogenetic Stimulation and Feedback Control

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Harnessing the potential of optogenetics in biology requires methodologies from different disciplines ranging from biology, to mechatronics engineering, to control engineering.
Sant Kumar, Mustafa Khammash
doaj   +6 more sources

Combined-electrical optogenetic stimulation but not channelrhodopsin kinetics improves the fidelity of high rate stimulation in the auditory pathway in mice [PDF]

open access: yesScientific Reports
Novel stimulation methods are needed to overcome the limitations of contemporary cochlear implants. Optogenetics is a technique that confers light sensitivity to neurons via the genetic introduction of light-sensitive ion channels.
Elise A. Ajay   +6 more
doaj   +3 more sources

Enhanced Optogenetic Stimulation of Retinal Ganglion Cells With Assistive Electric Stimulation for Low Optical Power Artificial Vision

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering
High optical power of optogenetic stimulation may cause phototoxicity during chronic application. To lower the optical power, a hybrid approach which combines optogenetic and electric modalities has been proposed.
Hyeonhee Roh   +3 more
doaj   +4 more sources

Optogenetic stimulation of cell bodies versus axonal terminals generate comparable activity and functional connectivity patterns in the brain [PDF]

open access: yesBrain Stimulation
Optogenetic techniques are often employed to dissect neural pathways with presumed specificity for targeted projections. In this study, we used optogenetic fMRI to investigate the effective landscape of stimulating the cell bodies versus one of its ...
Li-Ming Hsu   +3 more
doaj   +3 more sources

Modeling the modulation of beta oscillations in the basal ganglia by dual-target optogenetic stimulation [PDF]

open access: yesFundamental Research
Optogenetic techniques provide precise control over the activity of specific neurons within the nucleus, offering more accurate regulatory effects compared to deep brain stimulation.
Xiaomin Wang, Ying Yu, Qingyun Wang
doaj   +4 more sources

Optogenetic mapping of feeding and self-stimulation within the lateral hypothalamus of the rat. [PDF]

open access: yesPLoS ONE, 2020
The lateral hypothalamus (LH) includes several anatomical subregions involved in eating and reward motivation. This study explored localization of function across different LH subregions in controlling food intake stimulated by optogenetic ...
Kevin R Urstadt, Kent C Berridge
doaj   +2 more sources

Optogenetic stimulation of inferior colliculus neurons elicits mesencephalic locomotor region activity and reverses haloperidol-induced catalepsy in rats [PDF]

open access: yesScientific Reports
The inferior colliculus (IC) represents a pivotal midbrain area involved in processing sensory/emotional facets of auditory stimuli, potentially influencing motor responses.
José A. Pochapski   +7 more
doaj   +2 more sources

Compact Optical Nerve Cuff Electrode for Simultaneous Neural Activity Monitoring and Optogenetic Stimulation of Peripheral Nerves

open access: yesScientific Reports, 2018
Optogenetic stimulation of the peripheral nervous system is a novel approach to motor control, somatosensory transduction, and pain processing. Various optical stimulation tools have been developed for optogenetic stimulation using optical fibers and ...
Kang-Il Song   +5 more
doaj   +2 more sources

Devising a framework of optogenetic coding in the auditory pathway: Insights from auditory midbrain recordings

open access: yesBrain Stimulation, 2023
Cochlear implants (CIs) restore activity in the deafened auditory system via electrical stimulation of the auditory nerve. As the spread of electric current in biological tissues is rather broad, the spectral information provided by electrical CIs is ...
Maria Michael   +5 more
doaj   +1 more source

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