To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Untreated 3T3 cell transfected with EB3 (microtubules plus–end binding protein), microtubules grow directly into nascent lamellae. Dynamic microtubules drive fibroblast spreading Anna Tvorogova, Aleena Saidova, Tatiana Smirnova, and Ivan Vorobjev Biology Open 2018. 7:None-None; doi: 10.1242/bio.038968 Download Original Video