Results 71 to 80 of about 120,212 (355)

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

Deontological morality can be experimentally enhanced by increasing disgust. A transcranial direct current stimulation study [PDF]

open access: yes, 2018
Previous studies empirically support the existence of a distinctive association between deontological (but not altruistic) guilt and both disgust and obsessive-compulsive (OC) symptoms.
Collazzoni, Alberto   +4 more
core   +1 more source

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

Stabilized Ion Selectivity Corrects Activation Drift in Kalium Channelrhodopsins

open access: yesAdvanced Science, EarlyView.
As newly emerged optogenetic tools, potassium channelrhodopsins (KCRs) can drift from inhibition to activation during illumination as K⁺ selectivity declines. It is shown that both the absolute K⁺/Na⁺ permeability ratio and its stability over time govern this drift, identify KCR1‐C29D as a reliably inhibitory variant, and outline design principles for ...
Xiao Duan   +14 more
wiley   +1 more source

Towards Targeted Brain Stimulation in Stroke: Connectivity as a Biomarker of Response

open access: yesJournal of Experimental Neuroscience, 2018
Stroke is a leading cause of adult disability. New treatments capable of assisting recovery hold significant potential to improve quality of life for many stroke survivors.
Brenton Hordacre   +2 more
doaj   +1 more source

Transcranial Direct Current Stimulation (tDCS) Effects on Quantitative Sensory Testing (QST) and Nociceptive Processing in Healthy Subjects: A Systematic Review and Meta-Analysis [PDF]

open access: gold, 2023
Francisco Gurdiel‐Álvarez   +6 more
openalex   +1 more source

Transcranial direct current stimulation of the motor cortex in the treatment of chronic non-specific low back pain. A randomised, double-blind exploratory study [PDF]

open access: yes, 2011
This exploratory study aimed to test the proof of principle that active anodal transcranial direct current stimulation (tDCS) applied to the motor cortex reduces pain significantly more than sham stimulation in a group of participants with chronic non ...
Bunce, David   +8 more
core   +1 more source

Electrical stimulation of visual cortex can immediately improve spatial vision [PDF]

open access: yes, 2016
Published in final edited form as:Curr Biol. 2016 July 25; 26(14): 1867–1872. doi:10.1016/j.cub.2016.05.019.SUMMARY We can improve human vision by correcting the optics of our lenses [1, 2, 3].
McClenahan, Laura J.   +3 more
core   +1 more source

Synaptic Dysfunction in the Anterior Cingulate Cortex Underlies Pain‐Anxiety Comorbidity in a Mandibular Asymmetry Mouse Model

open access: yesAdvanced Science, EarlyView.
This study establishes a mandibular asymmetry (MA) mouse model that recapitulates chronic orofacial pain and anxiety comorbidity. Anterior cingulate cortex (ACC) hyperactivation and synaptic dysfunction are identified as central neural mechanisms underlying these pathologies, with chemogenetic inhibition of ACC CaMKII+ neurons effectively reversing ...
Zhaoyichun Zhang   +19 more
wiley   +1 more source

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