Results 61 to 70 of about 15,987 (217)

Advances in Photonic Materials and Integrated Devices for Smart and Digital Healthcare: Bridging the Gap Between Materials and Systems

open access: yesAdvanced Materials, EarlyView.
This article summarizes significant technological advancements in materials, photonic devices, and bio‐interfaced systems, which demonstrate successful applications for impacting human healthcare via improved therapies, advanced diagnostics, and on‐skin health monitoring.
Seunghyeb Ban   +5 more
wiley   +1 more source

Non-invasive transcranial alternating current stimulation of spatially resolved phosphenes

open access: yesFrontiers in Neuroscience, 2023
This study focused on the use of Non-Invasive Transcranial Alternating Current Stimulation (NITACS) to induce and map phosphenes (spark-like percepts in the visual field) in healthy individuals.
Faraz Sadrzadeh-Afsharazar   +2 more
doaj   +1 more source

Time‐Dependent Therapeutic Effect of S‐Ketamine on PTSD Mediated by VTA‐OFC Dopaminergic Neurocircuit

open access: yesAdvanced Science, EarlyView.
This study reveals that early rather than late administration of S‐ketamine can ameliorate PTSD symptoms. This phenomenon is attributed to reversing the progressive inhibition of VTADA neurons and the function of VTADA‐OFC circuit following stress. Targeted stimulation of the OFC by TI‐NIBS to enhance DA release effectively extends the therapeutic time
Ye Wang   +20 more
wiley   +1 more source

Slow-Frequency Pulsed Transcranial Electrical Stimulation for Modulation of Cortical Plasticity based on Reciprocity Targeting with Precision Electrical Head Modeling

open access: yesFrontiers in Human Neuroscience, 2016
In pain management as well as other clinical applications of neuromodulation, it is important to consider the timing parameters influencing activity-dependent plasticity, including pulsed versus sustained currents, as well as the spatial action of ...
Phan Luu   +8 more
doaj   +1 more source

Laser Ultrasound Super‐Resolution Imaging for Multi‐Parametric Non‐Invasive Volumetric Characterization of Brain Cancer

open access: yesAdvanced Science, EarlyView.
Laser ultrasound super‐resolution imaging (LUSSI) leverages laser‐generated ultrasound for functional 3D transcranial imaging of brain tumor vasculature. Combined with optoacoustic tomography, it is demonstrated in a glioblastoma model, revealing structural abnormalities, compressed vessels, hemorrhages, and hypoxic regions.
Daniil Nozdriukhin   +4 more
wiley   +1 more source

Is Transcranial Alternating Current Stimulation Effective in Modulating Brain Oscillations?

open access: yesPLoS ONE, 2013
Transcranial alternating current stimulation (tACS) is a promising tool for modulating brain oscillations, as well as a possible therapeutic intervention. However, the lack of conclusive evidence on whether tACS is able to effectively affect cortical activity continues to limit its application. The present study aims to address this issue by exploiting
BRIGNANI, Debora   +3 more
openaire   +10 more sources

Closed-loop transcranial alternating current stimulation of slow oscillations

open access: yesCurrent Directions in Biomedical Engineering, 2015
Transcranial alternating current stimulation (tACS) is an emerging non-invasive tool for modulating brain oscillations. There is evidence that weak oscillatory electrical stimulation during sleep can entrain cortical slow oscillations to improve the ...
Wilde Christian   +4 more
doaj   +1 more source

Effects of Transcranial Electrical Stimulation on Human Auditory Processing and Behavior—A Review

open access: yesBrain Sciences, 2020
Transcranial electrical stimulation (tES) can adjust the membrane potential by applying a weak current on the scalp to change the related nerve activity.
Yao Wang   +4 more
doaj   +1 more source

Transcranial electric stimulation for the investigation of speech perception and comprehension. [PDF]

open access: yes, 2016
Transcranial electric stimulation (tES), comprising transcranial direct current stimulation (tDCS) and transcranial alternating current stimulation (tACS), involves applying weak electrical current to the scalp, which can be used to modulate membrane ...
Davis, Matthew H, Zoefel, Benedikt
core   +2 more sources

Potentiating Cerebral Perfusion Normalizes Glymphatic Dynamics in Systemic Inflammation

open access: yesAdvanced Science, EarlyView.
LPS‐induced systemic inflammation increases glymphatic influx but delays cervical lymphatic drainage, accompanied by AQP4 depolarization and impaired glymphatic clearance. Enhancing cerebral blood flow via the inotropic agent levosimendan effectively restored AQP4 polarization, improving glymphatic flux and amyloid‐β clearance.
Ruoyu Zhao   +9 more
wiley   +1 more source

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