Gene-environment interplay of extreme anxiety-related behavior: implications for corticotropin-releasing hormone receptor 1
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Beteilige Person: | |
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Format: | Hochschulschrift/Dissertation Buch |
Sprache: | Englisch |
Veröffentlicht: |
2013
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Schlagwörter: | |
Links: | https://nbn-resolving.org/urn:nbn:de:bvb:19-171139 http://d-nb.info/1053618662/34 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027470487&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
Umfang: | VI, 136 S. Ill., graph. Darst. |
Format: | Langzeitarchivierung gewährleistet, LZA |
Internformat
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245 | 1 | 0 | |a Gene-environment interplay of extreme anxiety-related behavior |b implications for corticotropin-releasing hormone receptor 1 |c Sergey Sotnikov |
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Datensatz im Suchindex
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adam_text | GENE-ENVIRONMENT INTERPLAY OF EXTREME ANXIETY-RELATED
BEHAVIOR: IMPLICATIONS FOR
CORTICOTROPIN-RELEASING HORMONE RECEPTOR 1
DISSERTATION
FAKULTAT FUR BIOLOGIE
LUDWIG-MAXIMILIANS-UNIVERSITAT MIINCHEN
ANGEFERTIGT AM MAX-PLANCK-INSTITUT FUR PSYCHIATRIE, MTINCHEN
M A X-PI.A
IVR
.K-CKSF.I.I.SCH
A FT
VORGELEGT VON
SERGEY VALERIEVICH SOTNIKOV
MTINCHEN, 12. NOVEMBER 2013
HTTP://D-NB.INFO/1054304890
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TABLE OF CONTENTS
TABLE OF CONTENTS
LIST OF ABBREVIATIONS
ABSTRACT
1 INTRODUCTION
1.1 WHAT IS AN ANXIETY DISORDER?
1.2 GENE-ENVIRONMENT INTERPLAY IN RELATION TO ANXIETY DISORDERS
1.2.1 CONCEPTS OF GENE-ENVIRONMENT INTERPLAY
1.2.2 GENE-ENVIRONMENT INTERPLAY FROM THE PERSPECTIVE OF GENETIC
BACKGROUND
1.2.3 GENE-ENVIRONMENT INTERPLAY FROM THE PERSPECTIVE OF ENVIRONMENTAL
INFLUENCES
1.3 EPIGENETIC MECHANISM BEHIND GENE-ENVIRONMENT INTERPLAY
1.4 THE ROLE OF THE CRH SYSTEM IN ANXIETY-RELATED BEHAVIOR
1.4.1 CRH: DISCOVERY AND RELATION TO ANXIETY
1.4.2 CRH RECEPTOR 1: IMPLICATION TO ANXIETY DISORDERS AND
PHARMACOLOGICAL INTERVENTIONS
1.4.3 CRH RECEPTOR 1 ROLE IN THE AMYGDALE
1.5 MODELING ANXIETY DISORDERS IN MICE
1.5.1 TESTING VALIDITY OF ANXIETY MODELS
1.5.2 THE HAB/LAB MOUSE MODEL
2 AIMS OF THE THESIS
3 MATERIALS AND
METHODS
3.1 ANIMALS AND HOUSING CONDITIONS
3.2 BEHAVIORAL PHENOTYPING
3.2.1 TMT-AVOIDANCE TEST
3.2.1.1 AVOIDANCE BEHAVIOR OF CD1
MICE 31
3.2.1.2 AVOIDANCE BEHAVIOR OF HAB/NAB/LAB MICE 31
3.2.2 ELEVATED PLUS-MAZE TEST (EPM) 32
3.2.3 LIGHT-DARK BOX (LDB) 32
3.2.4 HOME CAGE ACTIVITY (HCA) 32
3.2.5 TAIL SUSPENSION TEST (TST) 33
3.2.6 FORCED SWIMMING TEST (FST) 33
3.2.7 SUCROSE PREFERENCE TEST 33
3.3 ANALYSIS OF NEUROENDOCRINOLOGICAL PARAMETERS 34
3.3.1 HPA AXIS REGULATION 34
3.3.2 RADIOIMMUNOASSAY (RIA) 34
3.3.3 BODY AND
ORGANS WEIGHT 35
3.4 CHRONIC MILD
STRESS PARADIGM 35
3.5 KILLING OF ANIMALS
AND BRAIN HARVESTING 35
3.6 C-FOS
IN SITU HYBRIDIZATION 35
3.7 RNA EXTRACTION, CDNA PREPARATION AND QUANTITATIVE REAL-TIME PCR 37
3.8 DNA EXTRACTION,
BISULFITE CONVERSION AND PYROSEQUENCING 41
3.9 CONSTRUCTION OF PROMOTER-LUCIFERASE REPORTERS 43
3.10 IN VITRO
METHYLATION OF DNA AND BISULPHITE SEQUENCING 45
3.11 CELL CULTURE, TRANSFECTION AND REPORTER GENE ASSAY 47
3.12 WESTERN
BLOTTING 48
3.13 IMMUNOFLUORESCENT ASSAYS 51
3.14 ELECTROPHORETIC MOBILITY SHIFT ASSAY (EMSA) 51
3.15 CHRONIC VALPROIC ACID (VPA) TREATMENT 54
3.16 STATISTICAL ANALYSIS 54
4 RESULTS 56
4.1 EVALUATION OF THE ANXIETY-RELATED BEHAVIOR USING THETMT-AVOIDANCE
TEST....
56
2
4.1.1 EFFECTS OF TMT, CAT FUR AND BUTYRIC ACID ON AVOIDANCE BEHAVIOR
OF CD1 MICE 56
4.1.2 TMT-AVOIDANCE IN HAB/NAB/LAB MICE 58
4.2 EFFECTS OF CMS ON THE PHENOTYPIC CHARACTERISTICS OF LAB MICE 60
4.2.1 CHANGES IN ANXIETY-RELATED BEHAVIOR 60
4.2.2 CHANGES IN DEPRESSION-LIKE BEHAVIOR 64
4.2.3 CHANGES IN NEUROENDOCRINE PARAMETERS 66
4.3 EFFECT OF CMS ON C-FOS EXPRESSION AFTER TMT EXPOSURE 69
4.4 EFFECT OF CMS ON GENE EXPRESSION IN THE BLA 70
4.5 EFFECT OF CMS ON CRHRL DNA METHYLATION IN THE BLA 72
4.6 ROLE OF YY1 IN THE METHYLATION-SENSITIVE REGULATION OF THE CRHRL 76
4.6.1 YY1 EXPRESSION AFTER CMS AND ITS ROLE IN THE REGULATION OF
CRHRL PROMOTER 76
4.6.2 SELECTIVE BINDING OF YY1 TO THE RECOGNITION SEQUENCE CLOSE
TO CPG1 81
4.6.3 YY1 BINDS TO CRHRL IN A METHYLATION-SENSITIVE MANNER BUT DOES
NOT INDUCE INCREASE IN METHYLATION OF CPG1 83
4.7 POSSIBLE EPIGENETIC MECHANISMS CONTRIBUTING TO DIFFERENT BASAL CRHRL
EXPRESSION IN THE BLA OF HAB/LAB MICE 85
4.7.1 ABSENCE OF GENETIC VARIABILITY IN CRHRL GENE BETWEEN HAB
AND LAB MICE 85
4.7.2 POSSIBLE ROLE OF MIRNA34 FAMILY 86
4.7.3 POSSIBLE ROLE OF HISTONE MODIFICATIONS 87
5 DISCUSSION 91
5.1 TMT AVOIDANCE AS A NOVEL APPROACH TO EVALUATE ANXIETY-RELATED
BEHAVIOR 91
5.2 CHRONIC MILD STRESS INCREASED ANXIETY-RELATED AND DEPRESSION-LIKE
BEHAVIORS IN LAB MICE 92
3
5.3 TMT EXPOSURE REVEALS A CRITICAL ROLE OF THE BASOLATERAL AMYGDALA FOR
THE
ANXIETY SHIFT AFTER CMS 94
5.4 CMS INCREASED EXPRESSION OF CRHRL AND SITE-SPECIFIC METHYLATION OF
ITS
PROMOTER IN THE BLA 96
5.5 BINDING OF THE TRANSCRIPTION FACTOR YY1 ENHANCED CRHRL PROMOTER
ACTIVITY
IN A METHYLATION-SENSETIVE MANNER 99
5.6 OTHER POSSIBLE EPIGENETIC
MECHANISMS CONTRIBUTING TO CRHRL EXPRESSION 102
5.7 SUMMARY AND PERSPECTIVES 106
6 LIST
OF REFERENCES 108
7 ACKNOWLEDGMENTS 132
8 CURRICULUM VITAE 134
9 DECLARATION/ERKLARUNG 136
4
|
any_adam_object | 1 |
author | Sotnikov, Sergey |
author_facet | Sotnikov, Sergey |
author_role | aut |
author_sort | Sotnikov, Sergey |
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dewey-ones | 370 - Education |
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dewey-search | 370.949348 |
dewey-sort | 3370.949348 |
dewey-tens | 370 - Education |
discipline | Pädagogik Medizin |
format | Thesis Book |
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spellingShingle | Sotnikov, Sergey Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 |
subject_GND | (DE-588)4113937-9 |
title | Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 |
title_auth | Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 |
title_exact_search | Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 |
title_full | Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 Sergey Sotnikov |
title_fullStr | Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 Sergey Sotnikov |
title_full_unstemmed | Gene-environment interplay of extreme anxiety-related behavior implications for corticotropin-releasing hormone receptor 1 Sergey Sotnikov |
title_short | Gene-environment interplay of extreme anxiety-related behavior |
title_sort | gene environment interplay of extreme anxiety related behavior implications for corticotropin releasing hormone receptor 1 |
title_sub | implications for corticotropin-releasing hormone receptor 1 |
topic_facet | Hochschulschrift |
url | https://nbn-resolving.org/urn:nbn:de:bvb:19-171139 http://d-nb.info/1053618662/34 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027470487&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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