DNA Methylation and Cancer Therapy (Medical Intelligence Unit) - Softcover

Inhaltsangabe

Preface ................................................................................................ xiii 1. DNA Methylation: Three Decades in Search of Function ...................... 1 Aharon Razin DNA Methylation in Prokaryotes.......................................................... 1 DNA Methylation in Eukaryotes ........................................................... 2 Methylation and Embryogenesis ............................................................ 2 DNA Methylation and Imprinting ........................................................ 4 DNA Methylation in Gene Silencing .................................................... 4 DNA Methylation and Disease.............................................................. 5 Reflections ............................................................................................. 8 2. Epigenetic Mechanisms of Gene Regulation: Relationships between DNA Methylation, Histone Modification, and Chromatin Structure ..................................................................... 13 Keith D. Robertson The Mammalian DNA Methyltransferases (DNMTs) ......................... 14 Interaction between DNMTs and Other Proteins ............................... 16 DNA Methylation and DNA Replication ............................................ 20 Links between DNA Methylation and Histone Modification .............. 20 DNA Methylation and Histone Methylation ...................................... 21 DNMTs As Transcriptional Corepressors ........................................... 22 DNA Methylation and Chromatin Remodeling .................................. 24 3. DNA Hypo- vs. Hypermethylation in Cancer: Tumor Specificity, Tumor Progression, and Therapeutic Implications .............................. 31 Melanie Ehrlich and GuanchaoJiang Are There Tumor-Specific DNA Hypomethylation Profiles Like the Tumor-Specific DNA Hypermethylation Profiles? .................... 32 Is There a Relationship between Cancer-Associated DNA, Hypomethylation and DNA Hypermethylation? ............................. 34 Is DNA Hypomethylation, Like DNA Hypermethylation, Sometimes Associated with Tumor Progression? .............................. 35 Might There Be Deleterious Consequences of Introducing DNA Hypomethylation in the Genome As a Cancer Therapy? ................. 37 4. DNA Methylation in Urological Cancers ............................................. 42 Wolfgang A. Schulz and Hans-Helge Seifert An Overview of Urological Cancers ..................................................... 42 A Description of DNA Methylation Changes in Urological Malignancies .............................................................. 44 A Global View of DNA Methylation Alterations in Urological Cancers ...................................................................... 47 Causes of Altered DNA Methylation in Urological Cancers ................ 48 Consequences of Altered DNA Methylation in Urological Cancers ....... 50 DNA Methylation in Diagnosis and Therapy of Urological Cancers ...... 51 Szyf MIU Front Matter 9/15/04, 2:29 PM 5 5. DNA Methylation in Colorectal Cancer ............................................... 59 Jeremy R. Jass, Vicki L.J. Whitehall, Joanne Young and Barbara A. Leggett Relevance of Familial Models of Colorectal Cancer to Sporadic Neoplasia ...................................................................... 60 DNA Microsatellite Instability ............................................................ 60 Mechanisms Underlying Microsatellite Instability in Colorectal Cancer .........................

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