Mechanisms of Development · 2002 · 14 citations · 47 references
Life SciencesAnatomyDevelopmental BiologyEmbryogenesisEmbryologyMorphogenesisAxis SpecificationBody Plan EstablishmentBody Plan FormationEmbryonic AnatomyEmbryonic Axis SpecificationLimb DevelopmentAxis InitiationEmbryonic Axis FormationLimb Bud DevelopmentLimb InitiationLimb Morphogenesis
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Sonic hedgehog mediates the polarizing activity of the ZPA
Robert D. Riddle, Randy L. Johnson, Ed Laufer et al. · Cell · 1993 · 2.3K citations
Epithelial-Mesenchymal Interactions
Raúl Fleischmajer · Science · 1967 · 1.2K citations