Ronchi, E Down-regulation of the Drosophila morphogen bicoid by the torso receptor-mediated signal transduction cascade. [electronic resource] - Cell Jul 1993 - 347-55 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0092-8674 Standard No.: 10.1016/0092-8674(93)90425-p doi Subjects--Topical Terms: AnimalsBase SequenceCell PolarityDNA-Binding Proteins--metabolismDown-RegulationDrosophila--embryologyDrosophila ProteinsGenes, InsectHead--embryologyHomeodomain ProteinsInsect Hormones--metabolismModels, BiologicalMolecular Sequence DataPromoter Regions, Genetic--geneticsProtein-Tyrosine Kinases--metabolismProto-Oncogene Proteins--metabolismProto-Oncogene Proteins c-rafReceptor Protein-Tyrosine KinasesRecombinant Fusion Proteins--metabolismSignal TransductionTrans-ActivatorsTranscription, GeneticZygote