Narayan, S., Bryant., G.O., Shah, S., Berrozpe, G., Ptashne, M. (2017) OCT4 and SOX2 Work as Transcriptional Activators in Reprogramming Human Fibroblasts. Cell Reports. 20 (7):1585-1596. PubMed Berrozpe, G., Bryant, G.O., Warpinski, K., Spagna, D., Narayan, S., Shah, S., Ptashne, M. (2017) Polycomb Responds to Low Levels of Transcription. Cell Reports. 20(4):785-793. Wang, X., Ptashne, M. (2015) Nucleosome avidities and transcriptional silencing in yeast. Current Biology 25 , 1215-1220. Ptashne, M. (2014) Reflections: The Chemistry of Gene Regulation. Journal of Biological Chemistry 289, 5417-5435. Berrozpe, G., Bryant, G.O., Warpinski, K.A., Ptashne, M. (2013) Regulation of a Mammalian Gene Bearing a CpG Island Promoter and a Distal Enhancer” Cell Reports 4, 445-453. Ptashne, M. (2013) Epigenetics: core misconcept. PNAS USA 110, 7101-7103. Hammachi, F., Morrison GM, Sharov, A., Livigni, A., Narayan, S., Papapetrou, E., O’Malley, J., Kaji, K., Ptashne,M., Ko, M., & Brickman, JM. (2012) Transcriptional Activation, but not Repression, by Oct4 is Required for the Maintenance and Induction of Pluripotency. Cell Reports 1, 99-109. Wang, X., Bai, L., Bryant G.O., Ptashne, M. (2011) Nucleosomes and the Accessibility Problem, Trends in Genetics 27, 487-492. Wang, X., Bryant, G.O., Floer, M., Spagna, D. & Ptashne, M. (2011). An effect of DNA sequence on nucleosome occupancy and removal. Nat Struct Mol Biol 4, 507-509. Floer, M., Wang, X., Prabhu, V., Berrozpe, G., Narayan, S., Spagna, D., Alvarez, D., Kendall, J., Krasnitz, A., Stepansky, A., Hicks, J., Bryant, G.O., Ptashne, M. (2010). A RSC/nucleosome complex determines chromatin architecture and facilitates activator binding. Cell. 141, 407-418. Book traversal links for The Mark Ptashne Lab Previous Featured News