Search Results - "BIRN, R. M"

Intergenerational effects of racism on amygdala and hippocampus resting state functional connectivity by Kral, T. R. A., Williams, C. Y., Wylie, A. C., McLaughlin, K., Stephens, R. L., Mills-Koonce, W. R., Birn, R. M., Propper, C. B., Short, S. J.

“…Racism is an insidious problem with far-reaching effects on the lives of Black, Indigenous, and People of Color (BIPOC). The pervasive negative impact of…”
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Author Correction: Intergenerational effects of racism on amygdala and hippocampus resting state functional connectivity by Kral, T. R. A., Williams, C. Y., Wylie, A. C., McLaughlin, K., Stephens, R. L., Mills‑Koonce, W. R., Birn, R. M., Propper, C. B., Short, S. J.

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Evolutionarily conserved prefrontal-amygdalar dysfunction in early-life anxiety by Birn, R M, Shackman, A J, Oler, J A, Williams, L E, McFarlin, D R, Rogers, G M, Shelton, S E, Alexander, A L, Pine, D S, Slattery, M J, Davidson, R J, Fox, A S, Kalin, N H

“…Some individuals are endowed with a biology that renders them more reactive to novelty and potential threat. When extreme, this anxious temperament (AT)…”
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Task-related BOLD responses and resting-state functional connectivity during physiological clamping of end-tidal CO2 by Madjar, C., Gauthier, C.J., Bellec, P., Birn, R.M., Brooks, J.C.W., Hoge, R.D.

“…Carbon dioxide (CO2), a potent vasodilator, is known to have a significant impact on the blood-oxygen level dependent (BOLD) signal. With the growing interest…”
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Extreme early-life anxiety is associated with an evolutionarily conserved reduction in the strength of intrinsic functional connectivity between the dorsolateral prefrontal cortex and the central nucleus of the amygdala by Birn, R M, Shackman, A J, Oler, J A, Williams, L E, McFarlin, D R, Rogers, G M, Shelton, S E, Alexander, A L, Pine, D S, Slattery, M J, Davidson, R J, Fox, A S, Kalin, N H

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Functional MRI of brain activation induced by scanner acoustic noise by Bandettini, P A, Jesmanowicz, A, Van Kylen, J, Birn, R M, Hyde, J S

“…A method is introduced by which brain activation caused by the acoustic noise associated with echo planar imaging (EPI) is mapped. Two types of time series…”
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Identification and characterization of cerebral cortical response to esophageal mucosal acid exposure and distention by KERN, M. K, BIRN, R. M, JARADEH, S, JESMANOWICZ, A, COX, R. W, HYDE, J. S, SHAKER, R

“…Background & Aims: Esophageal acid exposure is a common occurrence in healthy individuals and patients with esophagitis. Clinically, perception of this…”
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Magnetic field changes in the human brain due to swallowing or speaking by Birn, R M, Bandettini, P A, Cox, R W, Jesmanowicz, A, Shaker, R

“…Variations in the magnetic field in the human brain caused by the processes of swallowing or speaking are measured. In both processes, motion of the pharyngeal…”
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Localization of the Cortical Response to Smiling Using New Imaging Paradigms with Functional Magnetic Resonance Imaging by Gosain, Arun K, Birn, Rasmus M, Hyde, James S

“…Functional magnetic resonance imaging (fMRI) can serve to localize activity in the cerebral cortex. The present study was performed to develop a quantitative…”
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Spatial Heterogeneity of the Nonlinear Dynamics in the FMRI BOLD Response by Birn, Rasmus M., Saad, Ziad S., Bandettini, Peter A.

“…Recent studies of blood oxygenation level dependent (BOLD) signal responses averaged over a region of interest have demonstrated that the response is nonlinear…”
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Event‐related fMRI of tasks involving brief motion by Birn, Rasmus M., Bandettini, Peter A., Cox, Robert W., Shaker, Reza

“…The assessment of brain function by blood oxygenation level dependent (BOLD) functional magnetic resonance imaging (fMRI) for tasks involving motion near the…”
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Event-related fMRI of tasks involving brief motion by Birn, Rasmus M., Bandettini, Peter A., Cox, Robert W., Shaker, Reza

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Single-trial fMRI shows contralesional activity linked to overt naming errors in chronic aphasic patients by Postman-Caucheteux, Whitney Anne, Birn, Rasmus M, Pursley, Randall H, Butman, John A, Solomon, Jeffrey M, Picchioni, Dante, McArdle, Joe, Braun, Allen R

“…We used fMRI to investigate the roles played by perilesional and contralesional cortical regions during language production in stroke patients with chronic…”
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Effect of motion outside the field of view on functional MR by Yetkin, FZ, Haughton, VM, Cox, RW, Hyde, J, Birn, RM, Wong, EC, Prost, R

“…To evaluate the effect of objects moving outside the field of view on functional MR imaging. Echo-Planar image sequences were acquired in the sagittal plane of…”
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Experimental designs and processing strategies for fMRI studies involving overt verbal responses by Birn, Rasmus M., Cox, Robert W., Bandettini, Peter A.

“…Event-related paradigms have been used increasingly in the past few years for the localization of function in tasks involving overt speech. These designs…”
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Task-related BOLD responses and resting-state functional connectivity during physiological clamping of end-tidal CO(2) by Madjar, C, Gauthier, C J, Bellec, P, Birn, R M, Brooks, J C W, Hoge, R D

“…Carbon dioxide (CO(2)), a potent vasodilator, is known to have a significant impact on the blood-oxygen level dependent (BOLD) signal. With the growing…”
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Detection versus Estimation in Event-Related fMRI: Choosing the Optimal Stimulus Timing by Birn, Rasmus M., Cox, Robert W., Bandettini, Peter A.

“…With the advent of event-related paradigms in functional MRI, there has been interest in finding the optimal stimulus timing, especially when the interstimulus…”
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The effect of stimulus duty cycle and “off” duration on BOLD response linearity by Birn, Rasmus M., Bandettini, Peter A.

“…An ongoing question in functional MRI is precisely how measured signal changes relate to neuronal activity. While this question has been probed using animal…”
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fMRI in the presence of task-correlated breathing changes by Birn, RM, Murphy, K, Handwerker, DA, Bandettini, PA

“…Group Independent Component Analysis was performed using MELODIC (Beckmann 2005) Results Consistent with previous literature, we find that MRI signal changes…”
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Changes in fMRI Resting State Networks Based on Preceding Tasks by Narayan, S, Handwerker, DA, Birn, RM, Bandettini, PA

“…Between the two rest runs, volunteers did 30min of visual stimulation and breath holding tasks (Murphy et. al. 2008) and 12min of a word-nonword lexical…”
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