<p>Chapter 1- Overview of hedgehog signaling pathway</p><p>Chi-chung Hui<sup> </sup>and<sup> </sup>Jin Jiang</p><p> </p><p>Chapter 2- Regulation of Hh morphogene gradient</p><p>G. D’Angelo, F. Wendler, K. Ayers and P.P. Thérond<sup></p><p> </p><p>Chapter 3- Smoothened Signaling through a G-protein Effector Network</p><p>David J. Robbins and Stacey K. Ogden</p><p> </p><p>Chapter 4- Kinases and phosphatases in hedgehog signaling</p><p>Jianhang Jia</p><p> </p><p>Chapter 5- Signaling Cross-talk of Oncogenic KRAS and Hedgehog Pathways in Pancreatic Cancer</p><p>Xiaodong Cheng</p><p> </p><p>Chapter 6- Crosstalks between PKC and hedgehog signaling</p><p>Jing Li and Mark Evers</p><p> </p><p>Chapter 7- Activation of Hh signaling in human cancer</p><p>Jingwu Xie and Ervin Epstein</p><p> </p><p> Chapter 8- Hedgehog signaling in pediatric brain tumors</p><p>Joon Won Yoon, Ph.D., Jason Fangusaro, M.D., Philip Iannaccone, M.D., Ph.D., and David Walterhouse, M.D.</p><p> </p><p>Chapter 9- Hedgehog Signaling in Mammary Gland Development and Breast Cancer</p><p>Adriana P. Visbal<sup> </sup>and Michael T. Lewis<sup></p><p> </p><p>Chapter 10- Hedgehog signaling and cancer therapeutic resistance </p><p>K.S. Clifford Chao and Yu-Jen Chen </p><p> </p><p>Chapter 11- Small-molecule Inhibitors of the Hedgehog Pathway</p><p>Ari J. Firestone and James K. Chen<sup></p><p> </p><p>Chapter 12- Cyclopamine and its derivatives for cancer therapeutics</p><p>Martin Tremblay and Karen McGovern</p>