Jongho Lee1, Karin Shmueli1, Masaki Fukunaga1, Peter van Gelderen1, Hellmut Merkle1, Afonso C. Silva2, Jeff H. Duyn1
1Advanced MRI/LFMI/NINDS, National
Institutes of Health,
Here we demonstrate microstructural orientation affects the MRI resonance frequency. The experiment was designed to avoid macroscopic susceptibility effect to identify true microstructural effect. We suggest an origin related to anisotropic susceptibility.