Results 31 to 40 of about 6,538,403 (200)

Cardiovascular Magnetic Resonance Deformation Imaging By Feature Tracking For Assessment Of Left And Right Ventricular Structure And Function [PDF]

open access: yes, 2014
The copyright of this thesis rests with the author and no quotation from it or information derived from it may be published without the prior written consent of the authorCardiac magnetic resonance (CMR) imaging is the gold standard imaging technique for
Augustine, Daniel
core   +4 more sources

Troponin release following endurance exercise: is inflammation the cause? a cardiovascular magnetic resonance study [PDF]

open access: yes, 2010
Background: The aetiology and clinical significance of troponin release following endurance exercise is unclear but may be due to transient myocardial inflammation.
Wong Joyce   +59 more
core   +1 more source

Altered intrinsic neural activity and its molecular analyses in first-episode schizophrenia with auditory verbal hallucinations

open access: yesFrontiers in Neuroscience
BackgroundAuditory verbal hallucinations (AVHs) are one of the signature positive symptoms of schizophrenia, affecting a substantial portion of patients with schizophrenia.
Ziyu Wang   +13 more
doaj   +1 more source

Decreased Intrinsic Neural Timescales in Mesial Temporal Lobe Epilepsy

open access: yesFrontiers in Human Neuroscience, 2021
It is well established that epilepsy is characterized by the destruction of the information capacity of brain network and the interference with information processing in regions outside the epileptogenic focus.
Kefan Wang   +76 more
doaj   +1 more source

Altered functional connectivity within the primary visual networks and neurotransmitter activity in male smokers: A group ICA study

open access: yesBrain Research Bulletin
Smoking puts patients at high risk for cognitive and psychiatric disorders. The aim of this study was to explore the effects of nicotine use on primary visual network (PVN) and its association with neurotransmitters.
Jieping Sun   +12 more
doaj   +1 more source

Functional Magnetic Resonance Imaging in Pediatrics [PDF]

open access: yesNeuropediatrics, 2003
Functional magnetic resonance imaging (fMRI) allows non-invasive assessment of human brain function in vivo by detecting blood flow differences. In this review, we want to illustrate the background and different aspects of performing functional magnetic resonance imaging (fMRI) in the pediatric age group.
Wilke, Marko, MD   +4 more
openaire   +2 more sources

Static and temporal dynamic changes of intrinsic brain activity in early-onset and adult-onset schizophrenia: a fMRI study of interaction effects

open access: yesFrontiers in Neurology
BackgroundSchizophrenia is characterized by altered static and dynamic spontaneous brain activity. However, the conclusions regarding this are inconsistent.
Jingli Chen   +17 more
doaj   +1 more source

Embroidered Coils for Magnetic Resonance Sensors [PDF]

open access: yes, 2013
Magnetic resonance imaging is a widely used technique for medical and materials imaging. Even though the objects being imaged are often irregularly shaped, suitable coils permitting the measurement of the radio-frequency signal in these systems are ...
Newton, Michael   +7 more
core   +1 more source

Resting-state functional connectivity alterations in intermet gaming disorder: A fMRI study combining voxel-based morphometry meta-analysis

open access: yesBrain Research Bulletin
Background: Internet gaming disorder (IGD) is a behavioral addiction, as revealed by previous neuroimaging studies on gray matter volume alterations and functional connectivity abnormalities that patients with internet gaming disorder have.
Xinyu Wang   +10 more
doaj   +1 more source

Alternations in Dynamic and Static Functional Connectivity Density in Chronic Smokers

open access: yesFrontiers in Psychiatry, 2022
Previous studies have implicated abnormal functional coordination in brain regions of smokers. Neuroimaging studies demonstrated alternations in brain connectivity by using the resting-state functional connectivity (rsFC) method which arbitrarily chooses
Zhengui Yang   +76 more
doaj   +1 more source

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