Negative BOLD fMRI response in the visual cortex carries precise stimulus-specific information.

Sustained positive BOLD (blood oxygen level-dependent) activity is employed extensively in functional magnetic resonance imaging (fMRI) studies as evidence for task or stimulus-specific neural responses. However, the presence of sustained negative BOLD activity (i.e., sustained responses that are lo...

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Bibliographic Details
Main Authors: David Bressler, Nicole Spotswood, David Whitney
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2007-05-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC1853239?pdf=render