...-heidelberg.de ) * Present address: The Victor Chang Cardiac Research Institute – Developmental Biology Division, 2010 Sydney, Australia Competing interests statement The authors declare no competing financial interests. 22 12 2011 © 2012. Chromosomal clustering Cis...

... expression. Furthermore, the commonly expressed genes showed more chromosomal clustering than the tissue-enriched genes, suggesting that chromatin domains may influence housekeeping genes more than tissue-specific genes. Third, in order to gain further insight into the regulation of intestinal gene...