Brain Development in Drosophila melanogaster

Medium: Buch

ISBN: 978-0-387-78260-7

Verlag: Springer

Erscheinungstermin: 28.03.2008

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CONTENTS

1. The Development of the Drosophila Larval Brain. 1

Volker Hartenstein, Shana Spindler, Wayne Pereanu and Siaumin Fung

Abstract. 1

Synopsis of the Phases and Elements of Drosophila Brain Development. 1

Progenitors of the Drosophila Brain: Neuroblasts and Ganglion Mother Cells. 3

The Generic Cell Types of the Drosophila Brain. 8

Neuroanatomy of the Developing Drosophila Brain: The Systems of Lineages,

Tracts and Compartments. 17

Outlook. 29

2. Anteroposterior Regionalization of the Brain:

Genetic and Comparative Aspects. 32

Robert Lichtneckert and Heinrich Reichert

Abstract. 32

Introduction. 32

The Cephalic Gap Genes Otd/Otx and Ems/Emx Control Anterior

Brain Development. 34

The Hox Genes Pattern the Posterior Brain. 36

Evidence for a Tripartite Organization of the Brain. 37

3. Dorsoventral Paterning of the Brain:

A Comparative Approach. 42

Rolf Urbach and Gerhard M. Technau

Abstract. 42

Introduction. 42

DV Patterning of the Truncal Part of the CNS in Drosophila and vertebrates. 45

DV patterning of the brain in Drosophila. 48

A comparison with DV regionalization of the vertebrate telencephalon. 52

Conclusions. 53

xii Contents

4. Disection of the Embryonic Brain Using

Photoactivated Gene Expresion. 57

Jonathan Minden

Abstract. 57

Introduction. 57

Procephalic Blastoderm Fate Map. 58

Brain-Forming Mitotic Domains Populate Distinct Brain Regions. 58

Conclusion. 67

5. Design of the Larval Chemosensory System. 69

Reinhard F. Stocker

Abstract. 69

Introduction. 69

Chemosensory Organs of the Larval Head. 70

Olfactory System. 71

Gustatory System. 77

The Drosophila Larva as a Model for Smell and Taste. 78

6. Development of the Drosophila Olfactory System. 82

Veronica Rodrigues and Thomas Hummel

Abstract. 82

Introduction. 82

Organization of the Drosophila Adult Olfactory System. 84

Specification of the Olfactory Sense Organs. 84

Olfactory Lineages Revisited. 87

Origin of Glial Cells. 89

Development of ORN Connectivity. 89

Olfactory Map Organization. 90

Cellular and Molecular Mechanisms of ORN Wiring Specificity. 91

Specification of Projection Neurons. 92

Development of PN Dendrites. 95

Concluding Remarks. 96

7. The Olfactory Sensory Map in Drosophila. 102

Philippe P. Laissue and Leslie B. Vosshall

Abstract. 102

Introduction. 102

Olfactory Organs and Olfactory Sensory Neurons of Drosophila. 103

Odorant Receptor Gene Expression. 104

Ligand Tuning Profiles. 105

A Receptor-Based Map of Glomerular Projections. 108

Sexual Dimorphism in the Drosophila Olfactory System.111

Concluding Remarks. 112

8. Optic Lobe Development.115

Karl-Friedrich Fischbach and Peter Robin Hiesinger

Abstract. 115

Introduction. 115

The Adult Visual System Is Organized into Parallel Visuotoptic

Functional Pathways. 116

Lamina Development. 120

Medulla and Lobula Complex Development. 126

Concluding Remarks. 131

9. Clonal Unit Architecture of the Adult Fly Brain. 137

Kei Ito and Takeshi Awasaki

Abstract. 137

Introduction. 137

Structure of the Adult Brain. 137

Techniques for Visualising Clonally Related Progeny. 139

Clonal Unit Architecture in the Adult Brain. 147

Formation of the Clonal Units During Development. 150

Functional Importance of the Clonal Units. 154

Conclusion. 156

INDEX.TBA

Brain Development in Drosophila melanogaster

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Autoren/Hrsg.

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Technau, Gerhard Martin

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Brain Development in Drosophila melanogaster

Beschreibung

Autoren/Hrsg.

Inhalt

Produkteigenschaften

Themen

Autoren/Hrsg.

Technau, Gerhard Martin