Time course EPI of human brain function during task activation
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Summary
Using gradient‐echo echo‐planar MRI, a local signal increase is observed in the human brain during task activation, suggesting a local decrease in blood deoxyhemoglobin concentration and an increase in blood oxygenation.
- Type
- article
- Published
- 1992-06-01
- Cited by
- 1,963
- References
- 19
- OpenAlex
- https://openalex.org/W2170117095
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:37249620
Keywords
Blood oxygenation, Human brain, SIGNAL (programming language), Task (project management), Echo (communications protocol)
References
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- A Study of the contribution of changes in the cerebral blood volume to the haemodynamic response to anoxia in rat brain
- Prefrontal Hypooxygenation during Language Processing Assessed with Near-Infrared Spectroscopy
- Cortical activation patterns during voluntary blinks and voluntary saccades
- Imaging brain function in humans at 7 Tesla
- Activation detection in event-related fMRI data based on spatio-temporal properties.
- On the timing characteristics of the apparent diffusion coefficient contrast in fMRI
- How accurate is magnetic resonance imaging of brain function?
- Control system analysis of visually evoked blood flow regulation in humans under normocapnia and hypercapnia.
- Dynamic NMR studies of perfusion and oxidative metabolism during focal brain activation.
- Differential patterns of multisensory interactions in core and belt areas of human auditory cortex
- Neuroimaging of language and aphasia after stroke.
- Transverse NMR relaxation in magnetically heterogeneous media.
- Pain fMRI in rat cervical spinal cord: An echo planar imaging evaluation of sensitivity of BOLD and blood volume-weighted fMRI
- Funktionelle Magnetresonanztomographie bei ultrahohen Feldern
- Neuroimaging for drug addiction and related behaviors
- Functional MRI using robotic MRI compatible devices for monitoring rehabilitation from chronic stroke in the molecular medicine era (Review)
- Correlated slow fluctuations in respiration, EEG, and BOLD fMRI
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