Welcome to the NPR Lab!

Publications

Hutchison, J.L., Lu, H. and Rypma, B. (2012). Neural mechanisms of age-related slowing: The ΔCBF/ΔCMRO₂ ratio mediates age-differences in BOLD signal and human performance. Cerebral Cortex, in press.

Shokri-Kojori, E., Motes, M., Rypma, B. and Krawczyk, D. (2012). The network architecture of cortical processing in visuo-spatial reasoning. Nature Scientific Reports, 2, 411.

Di, X., Kannurpatti, S.S., Rypma, B. and Biswal, B.B. (2012). Calibrating BOLD fMRI activation with neurovascular and anatomical constraints. Cerebral Cortex, in press.

Kannurpatti, S.S., Rypma, B. and Biswal, B.B. (2012). Prediction of task-related BOLD fMRI with amplitude signatures of resting-state fMRI. Frontiers in Systems Neuroscience, 6:7.

Hutchison, J.L., Hubbard, T.L., Ferrandino, B., Brigante, R., Wright, J.M. and Rypma, B. (2012). Auditory memory distortion for spoken prose. Journal of Experimental Psychology: Learning, Memory and Cognition, in press.

Bennett, I.J., Motes, M.A., Rao, N.K. and Rypma, B. (2012). Relationships between white matter integrity and visual search in healthy aging. Neurobiology of Aging, 33, 433.e21-e31.

Prabhakaran, V., Rypma B., Narayanan, N.S., Meier, T.B., Austin, B.P., Nair, V.A., Naing, L., Thomas, L.E. and Gabrieli, J.D. (2011). Capacity-speed relationships in prefrontal cortex. PLoS One, 6, e27504.

Lu, H., Hutchison, J., Xu, F. and Rypma, B. (2011). The relationship between M in calibrated fMRI and the physiologic modulators of fMRI. Open Neuroimage Journal.

Kannurpatti, S.S., Motes, M.A., Rypma, B. and Biswal, B.B. (2011). Non-neural BOLD variability in block and event-related paradigms. Magnetic Resonance Imaging, 29, 140-146.

Kannurpatti, S.S., Motes, M.A., Rypma, B. and Biswal, B.B. (2011). Hypercapnic scalability of the fMRI-BOLD signal in blocked and event-related design paradigms. Magnetic Resonance Imaging, 29, 140-146.

Motes, M.A., Biswal, B.B. and Rypma, B. (2011). Age-dependent relationships between prefrontal cortex activation and processing speed. Cognitive Neuroscience, 2, 1-10.

Kannurpatti, S.S., Motes, M.A., Rypma, B. and Biswal, B.B. (2010).
Hypercapnic scalability of the fMRI-BOLD signal in blocked and event-related design paradigms. Magnetic Resonance Imaging, in press.

Motes, M.A., Biswal, B.B. and Rypma, B. (2010).
Age-dependent relationships between prefrontal cortex activation and processing efficiency. Cognitive Neuroscience, in press.

Kannurpatti, S.S., Motes, M.A., Rypma, B. and Biswal, B.B. (2010).
Hemodynamic scaling reveals true age-related neural activity differences. Human Brain Mapping, in press.

Biswal, B.B., Eldreth, D.A., Motes, M.A. and Rypma, B. (2010).
Task-dependent individual differences in prefrontal connectivity. Cerebral Cortex, in press.

Kannurpatti, S.S., Motes, M.A., Rypma, B., and Biswal, B.B. (2010).
Neural and vascular variability and the fMRI-BOLD response in normal aging. Magnetic Resonance Imaging, 28, 466-476.

Motes, M.A. and Rypma, B. (2010).
Working memory component processes: Isolating BOLD signal-changes. Neuroimage, 49, 1933-1941.

Rypma, B. and Prabhakaran, V. (2009).
When less is more and when more is more: The mediating roles of capacity and speed in brain-behavior efficiency. Intelligence, 37, 207-222.

Motes, M. A., Shokri Kojori, E., Rao, N.K., Bennett, I.J., & Rypma, B. (2010).
Using fMRI to examine the brain-bases of working memory. In F. Columbus (Ed.), Working Memory: Capacity, Developments, and Improvement Techniques. Hauppauge, NY: Nova Publishers.

Patterson MD, Bly BM, Porcelli AJ, Rypma B.
Visual working memory for global, object, and part-based information. Mem Cognit. 2007 Jun;35(4):738-51.

Biswal BB, Kannurpatti SS, Rypma B.
Hemodynamic scaling of fMRI-BOLD signal: validation of low-frequency spectral amplitude as a scalability factor. Magn Reson Imaging. 2007 Dec;25(10):1358-69. Epub 2007 May 4.

Rypma B, Eldreth DA, Rebbechi D.
Age-related differences in activation-performance relations in delayed-response tasks: a multiple component analysis. Cortex. 2007 Jan;43(1):65-76.