Cao et al. BMC Cancer 2010, 10:68 http://www.biomedcentral.com/1471-2407/10/68 33. Huh TL, Casazza JP, Huh JW, Chi YT, Song BJ: Characterization of two cDNA clones for pyruvate dehydrogenase E1 beta subunit and its regulation in tricarboxylic acid cycle-deficient fibroblast. J Biol Chem 1990, 265:13320-13326. 34. Mourtada-Maarabouni M, Kirkham L, Farzaneh F, Williams GT: Regulation of apoptosis by fau revealed by functional expression cloning and antisense expression. Oncogene 2004, 23:9419-9426. Pre-publication history The pre-publication history for this paper can be accessed here:http://www. biomedcentral.com/1471-2407/10/68/prepub doi:10.1186/1471-2407-10-68 Cite this article as: Cao et al.: Pluripotency-associated genes in human nasopharyngeal carcinoma CNE-2 cells are reactivated by a unique epigenetic sub-microenvironment. BMC Cancer 2010 10:68. Page 11 of 11 Submit your next manuscript to BioMed Central and take full advantage of: • Convenient online submission • Thorough peer review • No space constraints or color ﬁgure charges • Immediate publication on acceptance • Inclusion in PubMed, CAS, Scopus and Google Scholar • Research which is freely available for redistribution Submit your manuscript at www.biomedcentral.com/submit