γ-Tubulin localizes to oocyte MI spindles. (A) MI spindle of a late stage 13 or (B) stage 14 oocyte expressing γTub37C-GFP (γTub, left) and Ncd-mRFP1 (Ncd, right). (C) MI spindles of a late stage 13 oocyte (left) or stage 14 oocytes (middle, right) expressing γTub37C-GFP but not Ncd-mRFP1. γ-Tubulin is present in the MI spindle midzone and at the spindle poles, including pole bodies (arrows). Bar, 3 μm.