To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 3 Hemogenic endothelium specification and hematopoietic stem cell maintenance employ distinct Scl isoforms F. Zhen, Y. Lan, B. Yan, W. Zhang, and Z. Wen Development 2013. 140:3977-3985; doi: 10.1242/dev.097071 Download Original Video