Results 61 to 70 of about 254,305 (352)

Temporal dynamics in fMRI resting-state activity [PDF]

open access: yesProceedings of the National Academy of Sciences, 2015
In a significant new study, Mitra et al. (1) demonstrate the existence of reproducible temporal patterns of spontaneous activity from human functional magnetic resonance imaging (fMRI) recordings. This finding and the novel methods used to demonstrate it bring the question of the role of temporally patterned activity into the domain of human cognition.
Adrienne L. Fairhall, Rafael Yuste
openaire   +3 more sources

Network analysis of EEG related functional MRI changes due to medication withdrawal in focal epilepsy

open access: yesNeuroImage: Clinical, 2015
Anti-epileptic drugs (AEDs) have a global effect on the neurophysiology of the brain which is most likely reflected in functional brain activity recorded with EEG and fMRI.
Kees Hermans   +7 more
doaj   +1 more source

Acupuncture modulates resting state hippocampal functional connectivity in Alzheimer disease. [PDF]

open access: yesPLoS ONE, 2014
Our objective is to clarify the effects of acupuncture on hippocampal connectivity in patients with Alzheimer disease (AD) using functional magnetic resonance imaging (fMRI).
Zhiqun Wang   +7 more
doaj   +1 more source

based on resting state fMRI [PDF]

open access: yes, 2021
학위논문(박사) -- 서울대학교대학원 : 융합과학기술대학원 분자의학 및 바이오제약학과, 2021.8. 위원석.대부분의 실세계 네트워크에서 네트워크의 구성에 있어서 기하학이 중요한 역할을 하며, 최근 연구에서 구조적 뇌 네트워크는 쌍곡기하적 특성을 가지고 있음이 밝혀졌다. 뇌의 구조와 기능은 밀접한 연관을 지니고 있으므로, 기능적 뇌 네트워크 역시 쌍곡기하적 특성을 지니고 있음을 추정할 수 있다.
위원석
core  

Advances and Pitfalls in the Analysis and Interpretation of Resting-State FMRI Data

open access: yesFrontiers in Systems Neuroscience, 2010
The last 15 years have witnessed a steady increase in the number of resting-state functional neuroimaging studies. The connectivity patterns of multiple functional, distributed, large-scale networks of brain dynamics have been recognised for their ...
David M. Cole   +2 more
semanticscholar   +1 more source

Longitudinal Relationship Between Pain and Depression in People With Inflammatory Arthritis: A Narrative Review

open access: yesArthritis Care &Research, EarlyView.
As many patients with inflammatory arthritis (IA) have chronic pain, understanding how to best assess and manage pain in IA is a priority. Comorbid depression is prevalent in adults with IA, affecting 15% to 39% of people. Although pain and depression are thought to be associated in IA, this concept is largely based on cross‐sectional data.
Natasha Cox   +3 more
wiley   +1 more source

Clinical applications of resting state functional connectivity

open access: yesFrontiers in Systems Neuroscience, 2010
During resting conditions the brain remains functionally and metabolically active. One manifestation of this activity that has become an important research tool is spontaneous fluctuations in the blood oxygen level dependent (BOLD) signal of fMRI.
Michael D Fox, Michael Greicius
doaj   +1 more source

Potential pitfalls when denoising resting state fMRI data using nuisance regression [PDF]

open access: yes, 2016
In resting state fMRI, it is necessary to remove signal variance associated with noise sources, leaving cleaned fMRI time-series that more accurately reflect the underlying intrinsic brain fluctuations of interest.
Bright, Molly G.   +2 more
core   +2 more sources

Resting-state fMRI metrics in acute sport-related concussion and their association with clinical recovery: A study from the NCAA-DOD CARE Consortium.

open access: yesJournal of Neurotrauma, 2020
There has been a recent call for longitudinal cohort studies to track the physiological recovery of sport-related concussion (SRC) and its relationship with clinical recovery.
T. Meier   +18 more
semanticscholar   +1 more source

Conducting Polymer Microelectrode Arrays for Simultaneous Electrophysiology and Advanced Brain Imaging

open access: yesAdvanced Functional Materials, EarlyView.
A flexible micro‐electrocorticography array with PEDOT:SS electrodes is shown to be compatible with ultra‐high magnetic field MRI up to 9.4 T. Multimodal brain monitoring is demonstrated by performing simultaneous blood oxygen level‐dependent functional MRI in parallel with electrophysiology.
Sagnik Middya   +7 more
wiley   +1 more source

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