Results 31 to 40 of about 12,993,017 (350)

Parameters of oculomotor activity and cerebral hemodynamics in students with different types of autonomic reactivity while performing cognitive tasks [PDF]

open access: yesDigital Diagnostics
BACKGROUND: At the current state of human development, with the high rates of knowledge accumulation and accelerated social and technical evolution, studying the psychophysiological features of cognitive activity within a limited time is essential ...
Anna I. Taleeva   +4 more
doaj   +1 more source

Pushing the Limits: Chronotype and Time of Day Modulate Working Memory-Dependent Cerebral Activity

open access: yesFrontiers in Neurology, 2015
Morning-type individuals experience more difficulties to maintain optimal attentional performance throughout a normal waking day than evening types. However, time-of-day modulations may differ across cognitive domains. Using functional magnetic resonance
C. Schmidt   +6 more
semanticscholar   +1 more source

In vivo metabolic imaging of Traumatic Brain Injury. [PDF]

open access: yes, 2017
Complex alterations in cerebral energetic metabolism arise after traumatic brain injury (TBI). To date, methods allowing for metabolic evaluation are highly invasive, limiting our understanding of metabolic impairments associated with TBI pathogenesis ...
Chaumeil, Myriam M   +7 more
core   +2 more sources

Protective effect of extract of Cordyceps sinensis in middle cerebral artery occlusion-induced focal cerebral ischemia in rats

open access: yesBehavioral and Brain Functions, 2010
Background Ischemic hypoxic brain injury often causes irreversible brain damage. The lack of effective and widely applicable pharmacological treatments for ischemic stroke patients may explain a growing interest in traditional medicines.
Tang Huiling   +4 more
doaj   +1 more source

Cerebral Activity Changes in Different Traditional Chinese Medicine Patterns of Psychogenic Erectile Dysfunction Patients

open access: yesEvidence-Based Complementary and Alternative Medicine, 2015
Background. Pattern differentiation is the foundation of traditional Chinese medicine (TCM) treatment for erectile dysfunction (ED). This study aims to investigate the differences in cerebral activity in ED patients with different TCM patterns.
Qi Liu   +13 more
semanticscholar   +1 more source

Articulating: the neural mechanisms of speech production [PDF]

open access: yes, 2019
Speech production is a highly complex sensorimotor task involving tightly coordinated processing across large expanses of the cerebral cortex. Historically, the study of the neural underpinnings of speech suffered from the lack of an animal model.
Guenther, Frank H., Kearney, Elaine
core   +1 more source

Conditioned reflexes: An investigation of the physiological activity of the cerebral cortex

open access: yesAnnals of Neurosciences, 2010
The development of the objective method in investigating the physiological activities of the cerebral hemispheres. – Concept of Reflex. -- Variety of Reflexes. -- Signal reflexes, the most fundamental physiological characteristic of the hemispheres. doi :
I. Pavlov
semanticscholar   +1 more source

Cerebral Palsy: Current Opinions on Definition, Epidemiology, Risk Factors, Classification and Treatment Options

open access: yesNeuropsychiatric Disease and Treatment, 2020
Cerebral palsy (CP) is one of the most frequent causes of motor disability in children. According to the up-to-date definition, CP is a group of permanent disorders of the development of movement and posture, causing activity limitations that are ...
M. Sadowska, B. Sarecka-Hujar, I. Kopyta
semanticscholar   +1 more source

ADAMTS -1 and -4 are up-regulated following transient middle cerebral artery occlusion in the rat and their expression is modulated by TNF in cultured astrocytes [PDF]

open access: yes, 2006
ADAMTS (a disintegrin and metalloproteinase with thrombospondin motifs) enzymes are a recently described group of metalloproteinases. The substrates degraded by ADAMTS-1, -4 and -5 suggests that they play a role in turnover of extracellular matrix in the
A.K. Cross   +52 more
core   +1 more source

In Vitro Antioxidant Activity of Purple Grape Juice (Vitis Labrusca) against Temozolamide Treatment in Rat Brains

open access: yesBeverages, 2018
Considering that grape juice has high levels of phenolic compounds that produce beneficial physiological effects, important for the maintenance of redox balance, the aim of this study was to evaluate the in vitro neuroprotective effect of purple grape ...
Tatiane Gabardo   +6 more
doaj   +1 more source

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