Drosophila and C. elegans Genetics and Development

  1. Drosophila Embryonic Axis Formation
    1. Oogenesis and Maternal Contributions
      1. Oocyte Development
        1. Nurse Cell Function
          1. Follicle Cell Signaling
            1. mRNA Localization
              1. Protein Localization
              2. Anterior-Posterior Axis Establishment
                1. Maternal Coordinate System
                  1. Bicoid Gradient
                    1. mRNA Localization
                      1. Protein Gradient Formation
                        1. Target Gene Regulation
                        2. Nanos Function
                          1. Posterior Localization
                            1. Hunchback Repression
                            2. Caudal Regulation
                              1. Torso Signaling
                                1. Terminal System
                                  1. Receptor Tyrosine Kinase Pathway
                                2. Zygotic Segmentation Hierarchy
                                  1. Gap Genes
                                    1. Hunchback
                                      1. Krüppel
                                        1. Knirps
                                          1. Giant
                                          2. Pair-Rule Genes
                                            1. Even-skipped
                                              1. Fushi tarazu
                                                1. Hairy
                                                  1. Runt
                                                  2. Segment Polarity Genes
                                                    1. Engrailed
                                                      1. Wingless
                                                        1. Hedgehog
                                                          1. Gooseberry
                                                      2. Dorsal-Ventral Axis Formation
                                                        1. Toll Signaling Pathway
                                                          1. Spätzle Ligand
                                                            1. Toll Receptor
                                                              1. Signal Transduction Cascade
                                                                1. Dorsal Nuclear Localization
                                                                2. Dorsal Protein Gradient
                                                                  1. Nuclear Concentration Gradient
                                                                    1. Target Gene Activation
                                                                      1. Repressor Function
                                                                      2. Zygotic Gene Expression
                                                                        1. Twist Expression
                                                                          1. Snail Expression
                                                                            1. Decapentaplegic Expression
                                                                              1. Zerknüllt Expression