To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1. Time lapse of cells expressing GFP-Mal3. Duration of the movie is 15 min. (Scale bar, 4 µm.) Mal3 accumulates at the tips of growing microtubules. No Mal3 signal is observed on the cortex in the absence of microtubule tips. Chimera proteins with affinity for membranes and microtubule tips polarize in the membrane of fission yeast cells Pierre Recouvreux, Thomas R. Sokolowski, Aristea Grammoustianou, Pieter Rein ten Wolde, and Marileen Dogterom PNAS. 2016. 113:1811-1816 DOI: 10.1073/pnas.1419248113 Download Original Video Browse All Videos »