Evaluation of cerebral astrocyte specific energy metabolism in normal human volunteers by [C-11]acetate and PET. - Hiroshi Watabe; Toshiko Ishikawa; Yuka Matsuo; Yasukazu Kanai; Masao Imaizumi; Hiroki Katoh; Eku Shimosegawa; Jun Hatazawa (NeuroImage, 2010)