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Sex determination in vertebrates /
Sex Determination, Volume 134, the latest release in the Current Topics in Developmental Biology series, contains current reviews in the field of vertebrate sex determination. It covers molecular pathways of sex determination in genetic and environmental species and encompasses both sex determinatio...
| Clasificación: | Libro Electrónico |
|---|---|
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Cambridge, MA :
Academic Press,
2019.
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| Edición: | First edition. |
| Colección: | Current topics in developmental biology ;
134. |
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Sex Determination in Vertebrates; Copyright; Contents; Contributors; Preface; References; Chapter One: Evolution and meiotic organization of heteromorphic sex chromosomes; 1. Introduction; 2. Differentiation of autosomes into heteromorphic sex chromosomes; 3. Friend or foe: Pairing and synapsis of heteromorphic sex chromosomes; 4. Pairing without homology: The dense plate of the marsupial XY; 5. The dynamic nature of heteromorphic sex chromosome generation: Meiotic multiples
- 6. A role for SMCs in sex chromosome organization: Cohesins are key players in the regulation of meiotic pairing dynamics7. Nucleolar association and its role in heterochromatin formation; 8. Meiotic consequences of sex chromosome differentiation: Activation of pathways and mechanisms to identify and manage u ... ; 9. Conserved mechanisms act to silence unpaired DNA in meiosis; 10. The recombination pathway machinery is utilized in the management of the unpaired DNA response; 11. The evolutionary history of meiotic silencing
- 12. Birds and monotremes use alternative meiotic silencing mechanisms to deal with the unpaired DNA of heteromorphic sex ... 13. Anything goes: MSCI of pseudo-heteromorphic sex chromosomes in an XX male mammal; 14. Escape from meiotic silencing and the transcriptional regulation of sex chromosome linked genes beyond meiosis I; 15. How do genes on the silenced sex chromosomes reactivate after MSCI while in the PMSC environment?; 16. Outstanding questions and future perspectives; References; Chapter Two: Environmental regulation of sex determination in fishes: Insights from Atheriniformes
- 1. Introduction2. Environmental and temperature-dependent sex determination in fishes; 3. Genotypic sex determination and sex-determining genes in fishes; 4. Environmental effects on sex determination in wild populations; 5. Conclusions and perspectives; Acknowledgments; References; Chapter Three: Natural sex change in fish; 1. Introduction; 2. Why change sex?; 2.1. Size advantage and the evolution of sequential hermaphroditism; 2.1.1. Protogyny; 2.1.2. Protandry; 2.1.3. Bidirectional sex change; 3. The anatomy of sex change
- 4. The possible cellular origins of gonadal restructuring in protogynous species5. The endocrine regulation of sex change; 6. Neuroendocrine regulation of sex change; 7. The stress response may mediate sex change; 8. The molecular regulation of sex change; 9. Aromatase appears to trigger gonadal sex change in protogynous species; 10. Protandrous sex change and the role of dmrt1, amh and sox8; 11. The role of epigenetics in sex change; 11.1. Epigenetic barriers separate the sexes; 12. A new model of sex change; 13. Conclusions; Acknowledgments; References