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|a 1296582892
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|a 9780128171882
|q (electronic bk.)
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|a 572.8/65
|2 23
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|a Gene regulatory mechanisms in development and evolution :
|b insights from echinoderms /
|c edited by Charles A. Ettensohn.
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|a First edition.
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|a Cambridge MA :
|b Academic Press is an imprint of Elsevier,
|c 2022.
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|a 1 online resource :
|b color illustrations
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|a text
|b txt
|2 rdacontent
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|a computer
|b c
|2 rdamedia
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|a online resource
|b cr
|2 rdacarrier
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|a Current topics in developmental biology,
|x 0070-2153 ;
|v volume 146
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| 504 |
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|a Includes bibliographical references.
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|a Intro -- Gene Regulatory Mechanisms in Development and Evolution: Insights from Echinoderms -- Copyright -- Contents -- Contributors -- Preface -- Chapter One: Perspectives on divergence of early developmental regulatory pathways: Insight from the evolution of echinod ... -- 1. Introduction -- 2. Echinoderm mesoderm specification pathways -- 2.1. Euechinoid sea urchin skeletogenic mesoderm specification -- 2.2. Other Echinoderm Endo-mesoderm Specification -- 2.3. Cidaroid sea urchin skeletogenic mesodermal specification -- 3. Evolution of echinoderm double negative gate -- 3.1. Pmar1-Phb Evolution: replacement of the primary repressor in the DNG evolution -- 3.2. Drastic and rapid innovation of euechinoid Pmar1-HesC DNG -- 3.3. Developmental modification with DNG evolution in echinoderms -- 3.4. Echinoderm Larval skeleton -- 3.5. Micromeres -- 4. Stepwise and gradual modification behind the drastic divergence of hesC function -- 5. Overview of early developmental innovations in other organisms -- 5.1. Spiralian SPILE genes -- 5.1.1. Drosophila bicoid gene -- 5.2. Evolutionary implications of early pathway divergence in echinoderms, spiralians and Drosophila -- 5.3. Selfish genetic material and maternal toxins/zygotic antidote -- 6. Conclusions and further insights -- References -- Chapter Two: Development of a larval nervous system in the sea urchin -- 1. Development and anatomy of the sea urchin larval nervous system -- 2. Patterning the anterior neurectoderm (ANE) -- 3. Neurogenesis in the ANE -- 4. Patterning the ciliary band domain -- 5. Neural specification in and near the ciliary band -- 6. Patterning the endomesoderm -- 7. Specification of neurons originating along the gut -- 8. A functional nervous system in the larva -- 9. Conclusion -- Acknowledgments -- References.
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8 |
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|a Chapter Three: Post-transcriptional regulation of factors important for the germ line -- 1. Introduction -- 1.1. Germline formation -- 1.2. Mechanisms of germline formation -- 1.3. Post-transcriptional regulation -- 1.4. Germ line formation in a sea urchin -- 1.5. Germ line formation in a sea star -- 2. Multiple transcripts from the same gene -- 3. The differential regulation of mRNAs encoding germline factors -- 4. Translational regulation of the germ line and their factors -- 5. Turnover of germline proteins -- 6. What does all this mean in terms of the germline vs somatic cell fates? -- References -- Chapter Four: Extreme phenotypic divergence and the evolution of development -- 1. Introduction -- 2. Studying developmental evolution -- 2.1. Evolutionary context matters -- 2.2. Canonical approaches in evo-devo -- 2.3. A third approach: Extreme biology -- 3. Life history and the evolution of development -- 3.1. Life history evolution in echinoderms -- 3.2. Developmental evolution within the ancestral life history -- 3.3. Rapid evolution of development within Heliocidaris -- 3.4. Life history switches as natural perturbation experiments -- 4. Evolution of developmental processes within Heliocidaris -- 4.1. Evolution of maternal provisioning -- 4.2. Evolution of developmental gene expression -- 4.3. Genetics of evolutionary change in transcriptional regulation -- 4.4. Evolution of dGRNs and organismal traits -- 5. Conclusions -- Acknowledgments -- References -- Chapter Five: Lessons from a transcription factor: Alx1 provides insights into gene regulatory networks, cellular reprogr ... -- 1. Introduction -- 2. The alx1 gene and protein -- 2.1. Organization and evolution of the alx1 gene in echinoderms -- 2.2. DNA binding properties of Alx1 -- 3. Alx1 and gene regulatory network (GRN) architecture -- 3.1. Upstream regulators of alx1.
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| 505 |
8 |
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|a 3.1.1. Early zygotic activation -- 3.1.2. Later regulatory inputs -- 3.2. Downstream targets of alx1 -- 3.2.1. Regulatory genes -- 3.2.2. Linking a GRN to morphogenesis: Control of PMC behavior by alx1 -- 3.2.3. alx1 as a terminal selector gene -- 3.2.4. Co-regulation of effector genes by alx1 and ets1 -- 3.2.5. Signal-dependent regulation of effector genes at late stages of embryogenesis -- 3.3. Competition between GRNs: Repression of alternative fates by Alx1 -- 4. Alx1 and other developmental and evolutionary processes -- 4.1. Alx1 and cellular reprogramming -- 4.2. Alx1 and cell type evolution -- 5. Conclusions -- Acknowledgments -- References -- Chapter Six: Pigment cells: Paragons of cellular development -- 1. Introduction -- 2. Pigment cells are a distinct mesodermal lineage -- 3. Pigment cell precursors transition to mesenchyme, migrate, and re-insert in epithelium -- 4. Sp1 and NCAM -- 5. Pigment cells and archenteron formation -- 6. Localized maternal factors in the egg lead to short range signals that cause differentiation of pigment cells -- 7. A network of interacting genes controls pigment cell differentiation -- 8. Detailed descriptions of lineage specific genes provide insights into the enigmatic functions of pigment cells -- 9. Pigment cells as immunocytes -- 10. Conclusions -- Acknowledgments -- References -- Chapter Seven: Dorsal-ventral axis formation in sea urchin embryos -- 1. Introduction -- 2. DV morphological differences during planktotrophic sea urchin embryogenesis -- 3. Oxidase activity is related to the sea urchin dorsoventral axis -- 4. Molecular mechanisms patterning the planktotrophic sea urchin DV axis -- 4.1. Initial expression of nodal on the ventral side -- 4.2. Nodal and BMP signaling patterns the sea urchin DV axis -- 4.3. Regional DV patterning -- 5. DV patterning in lecithotrophic sea urchins.
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8 |
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|a 6. Evolution of DV patterning in sea urchins -- 7. Conclusions -- Acknowledgments -- References -- Chapter Eight: Micromere formation and its evolutionary implications in the sea urchin -- 1. Introduction -- 2. Micromere formation in the sea urchin embryo -- 2.1. Early development of the sea urchin embryo -- 2.2. Evolutionary introduction of micromeres during echinoid diversification -- 3. Unique properties of the micromere -- 3.1. Structural and chemical properties of the micromere -- 3.2. Specification of the micromere lineage -- 3.3. The gene regulatory network of micromeres -- 3.4. Modification of the micromere GRNs during evolution -- 4. Mechanism of micromere formation through asymmetric cell division -- 4.1. Conserved molecular mechanism of asymmetric cell division -- 4.2. Evolutionary introduction of the micromere through modifications of the AGS protein -- 5. Unique transcriptional and translational activity of the micromere and its descendants -- 5.1. Unique activity of the small micromere -- 5.2. Hypothesis: Asymmetric segregation of a translational regulator Vasa and its possible involvement in micromere speci ... -- 6. Conclusions and perspectives -- Acknowledgment -- References.
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| 650 |
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0 |
|a Genetic regulation.
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| 650 |
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0 |
|a Embryology.
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| 650 |
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0 |
|a Echinodermata
|x Embryology.
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| 650 |
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2 |
|a Gene Expression Regulation
|0 (DNLM)D005786
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| 650 |
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6 |
|a R�egulation g�en�etique.
|0 (CaQQLa)201-0028678
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| 650 |
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6 |
|a �Echinodermes
|0 (CaQQLa)201-0002323
|x Embryologie.
|0 (CaQQLa)201-0378953
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| 650 |
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7 |
|a Embryology.
|2 fast
|0 (OCoLC)fst00908425
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| 650 |
|
7 |
|a Genetic regulation.
|2 fast
|0 (OCoLC)fst00940086
|
| 700 |
1 |
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|a Ettensohn, Charles A.,
|e editor.
|
| 776 |
0 |
8 |
|c Original
|z 0128171871
|z 9780128171875
|w (OCoLC)1258779969
|
| 830 |
|
0 |
|a Current topics in developmental biology ;
|v v. 146.
|x 0070-2153
|
| 856 |
4 |
0 |
|u https://sciencedirect.uam.elogim.com/science/bookseries/00702153/146
|z Texto completo
|
