TY - ADVS AU - Graves,Jennifer A.Marshall TI - Evolution of mammal epigenetic control systems T2 - Epigenetics : concepts, theories, paradigms and mechanisms, PY - 2007/// CY - London PB - Henry Stewart Talks KW - Epigenesis, Genetic KW - Genetic Regulation KW - Genomic Imprinting KW - X Chromosome Inactivation N1 - Animated audio-visual presentation with synchronized narration; Title from title frames; Contents: How, when and why did epigenetic silencing evolve in mammals? -- examination of two mammal-specific systems, genomic imprinting and X-chromosome inactivation, from an evolutionary standpoint, using comparisons between humans, distantly related mammals (marsupials and monotremes) and other vertebrates -- independent evolution of imprinting in different genomic regions and correlation with evolution of viviparity -- step-wise evolution of the elements of the complex X-chromosome inactivation mechanism -- shared features of imprinting and X-inactivation; Access restricted to subscribers UR - https://hstalks.com/bs/111/ UR - https://hstalks.com/bs/p/18/ ER -