%0 Journal Article %J Genes & development %D 2001 %T Hedgehog signaling in animal development: paradigms and principles. %A Ingham, P W %A McMahon, A P %K Animals %K Body Patterning %K Central Nervous System %K Drosophila Proteins %K Embryo, Mammalian %K Gene Expression Regulation, Developmental %K Hedgehog Proteins %K Humans %K Insect Proteins %K Models, Biological %K Phylogeny %K Signal Transduction %K Trans-Activators %N 23 %P 3059-87 %R 10.1101/gad.938601 %V 15 %8 2001 Dec 1