To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S3. Bending and rotation of the actin shaft can occur at multiple locations along the filopodium. Helical buckling of actin inside filopodia generates traction Natascha Leijnse, Lene B. Oddershede, and Poul M. Bendix PNAS. 2014. DOI: 10.1073/pnas.1411761112 Download Original Video Browse All Videos »