| 12. | Secreted Frizzled-Related Protein 1 Extrinsically Regulates Cycling Activity and Maintenance of Hematopoietic Stem Cells Pages 157-167 Jonas Renström, Rouzanna Istvanffy, Kerstin Gauthier, Akihiko Shimono, Jörg Mages, Ana Jardon-Alvarez, Monika Kröger, Matthias Schiemann, Dirk H. Busch, Irene Esposito, Roland Lang, Christian Peschel, Robert A.J. Oostendorp | | | 13. | DLL4 Blockade Inhibits Tumor Growth and Reduces Tumor-Initiating Cell Frequency Pages 168-177 Timothy Hoey, Wan-Ching Yen, Fumiko Axelrod, Jesspreet Basi, Lucas Donigian, Scott Dylla, Maureen Fitch-Bruhns, Sasha Lazetic, In-Kyung Park, Aaron Sato, Sanjeev Satyal, Xinhao Wang, Michael F. Clarke, John Lewicki, Austin Gurney | | | 14. | The Death Receptor CD95 Activates Adult Neural Stem Cells for Working Memory Formation and Brain Repair Pages 178-190 Nina S. Corsini, Ignacio Sancho-Martinez, Sabrina Laudenklos, Désirée Glagow, Sachin Kumar, Elisabeth Letellier, Philipp Koch, Marcin Teodorczyk, Susanne Kleber, Stefan Klussmann, Benedict Wiestler, Oliver Brüstle, Wolf Mueller, Christian Gieffers, Oliver Hill, Meinolf Thiemann, Matthias Seedorf, Norbert Gretz, Rolf Sprengel, Tansu Celikel, Ana Martin-Villalba | | |