Ring1B promotes hepatic stem/progenitor cell expansion through simultaneous suppression of Cdkn1a and Cdkn2a in mice
Hiroyuki Koike, Yasuharu Ueno, Takako Naito, Tomoya Shiina, Susumu Nakata, Rie Ouchi, Yuta Obana, Keisuke Sekine, Yun‐Wen Zheng, Takanori Takebe, Kyo‐ichi Isono, Haruhiko Koseki, Hideki Taniguchi – 4 February 2014 – Polycomb‐group (PcG) proteins play crucial roles in self‐renewal of stem cells by suppressing a host of genes through histone modifications. Identification of the downstream genes of PcG proteins is essential for elucidation of the molecular mechanisms of stem cell self‐renewal. However, little is known about the PcG target genes in tissue stem cells.