To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 1 Movie S1. CAMTA1-KO mouse (age 3–4 wk) is runted and displays ataxia. The control littermate appears phenotypically normal. Ataxia and Purkinje cell degeneration in mice lacking the CAMTA1 transcription factor Chengzu Long, Chad E. Grueter, Kunhua Song, Song Qin, Xiaoxia Qi, Y. Megan Kong, John M. Shelton, James A. Richardson, Chun-Li Zhang, Rhonda Bassel-Duby, and Eric N. Olson PNAS. 2014. 111:11521-11526 DOI: 10.1073/pnas.1411251111 Download Original Video Browse All Videos »