To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 2 JMJ14 promoter activity in a brx root meristem. Conditional effects of the epigenetic regulator JUMONJI 14 in Arabidopsis root growth Pietro Cattaneo, Moritz Graeff, Petra Marhava, and Christian S. Hardtke Development 2019. 146:None-None; doi: 10.1242/dev.183905 Download Original Video