Intracellular metabolites in the primate brain are primarily localized in long fibers rather than in cell bodies, as shown by diffusion-weighted magnetic resonance spectroscopy. - Chloé Najac; Charlotte Marchadour; Martine Guillermier; Diane Houitte; Velislav Slavov; Emmanuel Brouillet; Philippe Hantraye; Vincent Lebon; Julien Valette (NeuroImage, 2014)