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Video 1
Cytochalasin D reorganizes STIM1 puncta in Jurkat cells. TIRF movie of a Jurkat cell expressing Cherry-STIM1. After store depletion with 1 µM TG, a 15-min exposure to 5 µM cytochalasin D caused puncta to coalesce into large, sparsely distributed structures. Frame interval, 20 s. Bar, 2 µm.