Epigenetic Technologies 1. Identification and Quantification of Histone PTMs using High-Resolution Mass Spectrometry Kelly R. Karch, Simone Sidoli and Benjamin A. Garcia 2. Substrate Specificity Profiling of Histone-Modifying Enzymes by Peptide Microarray Evan M. Cornett, Bradley M. Dickson, Robert M. Vaughan, Swathi Krishnan, Raymond C. Trievel, Brian D. Strahl, and Scott B. Rothbart 3. ArrayNinja: An Open Source Platform for Unified Planning and Analysis of Microarray Experiments Bradley M. Dickson, Evan M. Cornett, Zachary Ramjan and Scott B. Rothbart 4. Chemical Biology Approaches for Characterization of Epigenetic Regulators Dalia Barsyte-Lovejoy, Magdalena M Szewczyk, Panagiotis Prinos, Evelyne Lima-Fernandes, Suzanne Ackloo and Cheryl H. Arrowsmith 5. Mapping Lysine Acetyltransferase-Ligand Interactions by Activity-Based Capture David C. Montgomery and Jordan L. Meier 6. Investigating Histone Acetylation Stoichiometry and Turnover Rate Jing Fan, Josue Baeza and John M. Denu 7. Rapid Semisynthesis of Acetylated and Sumoylated Histone Analogs Abhinav Dhall, Caroline E. Weller and Champak Chatterjee 8. An IF-FISH Approach for Co-Visualization of Gene Loci and Nuclear Architecture in Fission Yeast Kyoung-Dong Kim, Osamu Iwasaki  and Ken-ichi Noma