To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 2 Cilia density and flow velocity affect alignment of motile cilia from brain cells Nicola Pellicciotta, Debasish Das, Jurij Kotar, Marion Faucourt, Nathalie Spassky, Eric Lauga, and Pietro Cicuta Journal of Experimental Biology 2020. 223:None-None; doi: 10.1242/jeb.229310 Download Original Video