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The origins of the mesenchymal cells participating in tissue repair and pathological processes, notably tissue fibrosis, tumor… Expand Differentiated cells can be reprogrammed to an embryonic-like state by transfer of nuclear contents into oocytes or by fusion… Expand MicroRNAs (miRNAs) are small noncoding RNAs, about 21 nucleotides in length, that can regulate gene expression by base-pairing to… Expand Tight control of cell-cell communication is essential for the generation of a normally patterned embryo. A critical mediator of… Expand Vascular endothelial growth factor (VEGF) is a key regulator of physiological angiogenesis during embryogenesis, skeletal growth… Expand The biochemical properties of beclin 1 suggest a role in two fundamentally important cell biological pathways: autophagy and… Expand Mitochondrial morphology is determined by a dynamic equilibrium between organelle fusion and fission, but the significance of… Expand In this study we describe a model system that allows continuous in vivo observation of the vertebrate embryonic vasculature. We… Expand We wish to thank Jeff Arbeit, Karen Smith-McCune, Noel Weidner, Ella Bossy-Wetzel, and Christine Jolicoeur for providing the… Expand We describe a series of stages for development of the embryo of the zebrafish, Danio (Brachydanio) rerio. We define seven broad… Expand