Brd4 Distribution in Mouse Brain (IMAGE) Rockefeller University Caption A striking brain presence: Neurons throughout the mouse brain produce Brd4, a protein targeted by some new cancer drugs. In this cross-section of a mouse brain, Brd4-producing cells are stained red but appear purple against a blue stain that labels all cells. Credit The Laboratory of Chromatin Biology and Epigenetics at The Rockefeller University<em>/Nature Neuroscience</em> Usage Restrictions Image may be used only to illustrate research described in the accompanying release. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.