... been described in the pancreatic epithelium, whereas Notch3 and Notch4 are expressed in mesenchymal and endothelial cells ( Lammert et al.,2000 ). Notch Rbpj Conditional knockout mice Pancreas Development © 2008. 2008 17 6 2008 * These authors contributed equally...

... of the organism as it reaches maturity( Allen et al., 1979 ). Despite the obvious importance of skeletal muscle, relatively little is known about the events that govern its growth following birth. Skeletal muscle growth Myogenic bHLH transcription factors Myogenin Conditional knockout mice...

... cells in the center of the hypertrophic domains express all three markers. * Author for correspondence (e-mail: bjorn_olsen@hms.harvard.edu ) 30 12 2003 © 2004. 2004 Conditional knockout mice VEGFA Chondrocyte survival Bone development Angiogenesis HIF1 HIF1α VEGF...