Drosophila and C. elegans Genetics and Development

  1. Drosophila Segmentation and Homeotic Genes
    1. Segment Formation
      1. Parasegment Organization
        1. Segment Boundary Establishment
          1. Engrailed Expression
            1. Wingless Signaling
            2. Homeotic Gene Complexes
              1. Antennapedia Complex
                1. Labial
                  1. Proboscipedia
                    1. Deformed
                      1. Sex combs reduced
                        1. Antennapedia
                        2. Bithorax Complex
                          1. Ultrabithorax
                            1. Abdominal-B
                            2. Colinearity Principle
                              1. Homeotic Transformations
                              2. Hox Gene Regulation
                                1. Chromatin Structure
                                  1. Polycomb Group Genes
                                    1. Trithorax Group Genes
                                      1. Regulatory Hierarchies