![](https://mcb.berkeley.edu/sites/mcb.berkeley.edu/files/images/research_spotlight/rine_rs.jpg)
RNA fluorescence in situ hybridization (FISH) for Cre mRNA in genetically identical cells in which expression of Cre is epigenetically regulated. KAP104 is a control genes whose expression is not epigenetically regulated.
Photo courtesy of Anne Dodson and Professor Jasper Rine