Swati Rane1, Manus Donahue1, 2, John C. Gore1, 3
1Radiology and Radiological Sciences, Vanderbilt University Institute of Imaging Science, Vanderbilt University, Nashville, TN, United States; 2Psychiatry, Vanderbilt University, Nashville, TN, United States; 3Biomedical Engineering, Vanderbilt University, Nashville, TN, United States
Multi-echo fMRI experiments were performed at 7T with and without REST slabs. Signal changes upon functional activation were measured at TE = 0 ms as a measure of functional CBV change. Simulations were also conducted to study multi-echo fMRI signal characteristics and its dependence on functional CBV changes