PPT-Epigenetics

DNA methylation II DNA methylation in plants Ch9 Differences between plants and animals Auxotroph vs heterotroph Sessile vs mobile Motionless and rigid vs migrating and flexible cells. Richards and Massimo Pigliucci Department of Community Ecology Helmholtz Centre for Environmental ResearchUFZ TheodorLieserStr 4 D06120 Halle Germany Department of Biology and Center for Genomics and Systems Biology New York UniversityNew York NY100 expand, and possibly revolutionize, current understandings and practices of Focusing.TARTINGWITPARTICULARDEFINITIONOFOCUSING yet clear in the mind. This level brings felt-sensing into awareness, but d the process by which a trait/gene changes function; the gene has been . co-opted to do a new job. Gene Co-option. Inheritance of Acquired Characteristics. Epigenetics turns on/off genes. http://cnx.org/content/m26565/latest/graphics35.jpg. :. Genomic imprinting. Genomic Imprinting. Preferential expression (or repression) of one parental allele. Epigenetic modification mechanism (. CpG. methylation). paternal. maternal. imprinted gene. -What is epigenetics? -Epigenetics and us -Past, present, and future You Are What Your Mother Ate:What is Epigenetics?Daniel Lieber DNA is the Source of Heritable Information in the Cell organism Crea CpG. Island landscape. Héctor. Corrada Bravo. CMSC702 . Spring . 2013. (many slides courtesy of Rafael Irizarry). Genetics: the alphabet of life. Letters of DNA sequence carry the . information. How is this information read and parsed.. Dr. Brand Niemann. Director and Senior Data Scientist/Data Journalist. Semantic Community. http://semanticommunity.info/. http://www.meetup.com/Virginia-Big-Data-Meetup/. . http://www.meetup.com/Federal-Big-Data-Working-Group/. Same DNA, Different Cells. DNA contains the instructions for building all parts of the body.. Every one of your cells has the same DNA code and it doesn’t change over your lifetime.. Then what makes a skin cell different from a muscle cell different from a nerve cell?. Underlying Mechanisms of Epilepsy 220 2. Epigenetics and development With limited exceptions, all cells in the human body have an identical genotype, and yet development produces a wide range of dif Daniel Messinger. , Ph.D.. Messinger. Hmmm…. ‘Mothers . who were . pregnant during a 1944 famine in the . Netherlands. were . more likely to have children—and grandchildren—prone to heart disease, diabetes, and obesity. . Outline. Objective. Mechanism. K. inase cascades and Phosphorylation/. dephosphorylation. . General. Learning/LTP. Synaptic strengthening. Control of gene expression. Transcription factors. Epigenetics. trithorax. -Group (. trxG. ). Maintain the “on” state of developmental regulatory genes. trx. : founding member (HMT on H3K4). . Transcriptional memory by . trxG. and . PcG. trxG. – on state memory. . Samudra. K. . Wijeratne. , Ph.D.. Dept. of Nutrition and Health Sciences, UNL. Processes in . Epigenetics. The . study of heritable changes in gene expression or cellular phenotype caused by mechanisms other than changes in the underlying DNA . CSCOPE. Unit: 08 Lesson: 01. There are hundreds of different types of cells in your body, and each type has a unique function. We’re going to compare some different types of cells to see how much they have in common. .