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A fiber clustering-based atlas of the chimpanzee deep brain structural connectivity using diffusion MRI
Maëlig Chauvel1, Ivy Uszynski1, William Hopkins2, Jean-François Mangin1, and Cyril Poupon1
1Université Paris-Saclay, CEA, CNRS, BAOBAB, Neurospin, Gif-sur-Yvette, France, 2Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, TX, United States
Thanks to the unique imaging data collection provided by the National Yerkes Primate Research Center, we propose here a novel long bundle atlas of the white matter of the chimpanzee brain using diffusion MRI-based tractography and advanced fiber clustering techniques
Figure 2. Left hemisphere principal long fascicles atlas of the chimpanzee brain. Views : Left- coronal, middle - sagital, right - frontal. Abbreviations : Sup. : Superior, Post : Posterior, Ant : Anterior
Figure 1. Steps allowing the obtaining of the long white matter bundles intra-subject clusters including a registration of the different anatomical and diffusion images to the template, a whole brain deterministic tractography, leading to an intra-subject fiber clustering.