Detection of functional haematopoietic stem cell niche using real-time imaging. - Xie, Yucai; Yin, Tong; Wiegraebe, Winfried; He, Xi C.; Miller, Diana; Stark, Danny; Perko, Katherine; Alexander, Richard; Schwartz, Joel; Grindley, Justin C.; Park, Jungeun; Haug, Jeff S.; et al. (Nature, 2009)