title: Zero-order switches and developmental thresholds.
authors.forename: Albert
authors.initials: A
authors.lastname: Goldbeter
mesh_terms: D000818:Animals; D019521:Body Patterning / Q000235:genetics / Q000502:physiology*; D019295:Computational Biology; D029721:Drosophila Proteins / Q000235:genetics / Q000502:physiology*; D004331:Drosophila melanogaster / Q000196:embryology* / Q000235:genetics; D004475:Ectoderm / Q000648:ultrastructure; D005136:Eye Proteins / Q000502:physiology; D018507:Gene Expression Regulation, Developmental; D020935:MAP Kinase Signaling System; D008954:Models, Biological; D009024:Morphogenesis / Q000235:genetics / Q000502:physiology; D010766:Phosphorylation; D011499:Protein Processing, Post-Translational / Q000502:physiology*; D012097:Repressor Proteins / Q000502:physiology
chemical_list: C076188:AOP protein, Drosophila; D029721:Drosophila Proteins; D005136:Eye Proteins; D012097:Repressor Proteins