Results 61 to 70 of about 28,270 (283)

Means and standard deviations of visual early contingent negative variation (CNV) amplitudes by DAT1 and COMT.

open access: yes, 2013
Means and standard deviations of visual early contingent negative variation (CNV) amplitudes by DAT1 and COMT.
Christine Freitag (314982)   +9 more
core   +1 more source

Effects of acute aerobic exercise on response preparation in a Go/No Go Task in children with ADHD: An ERP study

open access: yesJournal of Sport and Health Science, 2015
Purpose: The purpose of this study was to investigate the impact of acute exercise on reaction time and response preparation during a Go/No Go Task in children with attention deficit hyperactivity disorder (ADHD).
Lan-Ya Chuang   +4 more
doaj   +1 more source

A Low‐Cost, Handheld Optical Stiffness Sensor for Minimally Invasive Surgery

open access: yesAdvanced Robotics Research, EarlyView.
A novel handheld stiffness sensor is presented for real‐time tissue stiffness characterization. By simultaneously sensing contact force and tissue deformation, the device enables accurate stiffness quantification without requiring precise manual control. This approach offers a promising solution for intraoperative tumor detection and minimally invasive
Qianyu Ma   +4 more
wiley   +1 more source

The contingent negative variation (CNV): timing isn’t everything

open access: yes, 2016
International audienceWhen participants time intervals ranging from several hundred milliseconds to several seconds a negative polarity waveform, known as the contingent negative variation (CNV), manifests in the ongoing electroencephalogram (EEG).
Kononowicz, Tadeusz W., Penney, Trevor
core   +1 more source

Analysis of the predictive value of event-related potential contingent negative variation combined with cognitive function indicators for chronic schizophrenia [PDF]

open access: yesYixue xinzhi zazhi
Objective To analyze the predictive value of event-related potential (ERP) contingent negative variation (CNV) induced by dot pattern expectancy (DPX) and cognitive function indicators in chronic schizophrenia (CS).
JIANG Kai   +4 more
doaj   +1 more source

Genome‐Wide CRISPR Screen Identifies a microRNA Orchestrating Pleiotropic Resistance to Targeted Therapy and T Cell Immunity in Melanoma

open access: yesAdvanced Science, EarlyView.
A genome‐wide microRNA CRISPR screen identifies miR‐18a as a master regulator of cross‐resistance in melanoma. Loss of miR‐18a activates the AJUBA–YAP/Hippo axis to confer BRAFi resistance and enhances THBS1–CD47 interaction to impair CD8+ T cell immunity. hnRNP A1 is identified as an upstream regulator of miR‐18a processing.
Zhao Wang   +19 more
wiley   +1 more source

Relationship between Dexamethasone Suppression Test and Contingent Negative Variation in Major Depressive Patients [PDF]

open access: yes, 1988
peer reviewedWe tried to relate two different indexes sensitive to the perturbations induced by major depression: the Dexamethasone Suppression Test or DST (Caroll, 1982) and the Contingent Negative Variation (CNV). The question was whether abnormalities
Timsit-Berthier, M.   +3 more
core   +1 more source

Combining Movement-Related Cortical Potentials and Event-Related Desynchronization to Study Movement Preparation and Execution

open access: yesFrontiers in Neurology, 2018
This study applied a comprehensive electroencephalography (EEG) analysis for movement-related cortical potentials (MRCPs) and event-related desynchronization (ERD) in order to understand movement-related brain activity changes during movement preparation
Hai Li   +10 more
doaj   +1 more source

β‐Adrenergic Signaling Promotes Anti‐Tumor Immunity in TP53‐mutant Oral Squamous Cell Carcinoma

open access: yesAdvanced Science, EarlyView.
β‐adrenergic stimulation enhances anti‐tumor immunity in TP53‐deficient oral squamous cell carcinoma by inducing tumor‐derived secretion of CXCL10, which attracts and activates cytotoxic CD8+ T cells. The findings demonstrate that β‐adrenergic signaling alters tumor–immune interactions via CXCL10‐mediated paracrine activation, revealing a neuro‐immune ...
Frederico O. Gleber‐Netto   +20 more
wiley   +1 more source

“Contingent Negative Variation” in Rhesus Monkeys: An EEG Sign of a Specific Mental Process

open access: yes, 1966
Utilizing long time-constant EEG recording techniques, magnetic tape storage, and electronic averaging, the phenomenon designated the “contingent negative variation” or “expectancy wave” was studied in 3 Rhesus monkeys.
Robert P. Borda   +2 more
core   +1 more source

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