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Dissection and Immunostaining of Imaginal Discs from Drosophila melanogaster
Published on: September 20, 2014
A systems view of Drosophila segmentation.
1Department of Molecular and Cell Biology, Division of Genetics, Genomics and Development, Center for Integrative Genomics, University of California, Berkeley, CA 94720, USA. mlevine@berkeley.edu
Genome Biology
|February 19, 2008
Summary
High-throughput technologies have identified key components controlling fruit fly development. This research synthesizes our understanding of the genetic and molecular mechanisms underlying segmentation in Drosophila.
Area of Science:
- Developmental biology
- Genetics
- Molecular biology
Background:
- Segmentation is a fundamental process in animal development, establishing body pattern.
- The fruit fly Drosophila melanogaster serves as a powerful model organism for studying developmental genetics.
Purpose of the Study:
- To review and synthesize the knowledge gained from high-throughput studies on Drosophila segmentation.
- To understand the components and mechanisms governing embryonic segmentation in Drosophila.
Main Methods:
- Systematic identification of genes and molecular players.
- Functional characterization of identified components.
- Integration of data from various high-throughput technologies.
Main Results:
- Comprehensive cataloging of genes involved in establishing anterior-posterior and parasegment boundaries.
- Elucidation of regulatory networks controlling gene expression dynamics.
- Understanding of how maternally and zygotically encoded factors pattern the early embryo.
Conclusions:
- High-throughput approaches have nearly completed the inventory of segmentation genes in Drosophila.
- A robust understanding of the molecular logic governing segmentation has been achieved.
- These findings provide a foundation for comparative studies in other species.
