Contact: Catherine Kolf
Johns Hopkins Medicine
Caption: Normal epithelial cells (red) in this fragment of a mouse mammary duct form branched structures. However, cells that turn on the gene Twist1 (green) detach from neighboring cells and migrate into the surrounding environment.
Credit: Eliah Shamir
Usage Restrictions: None
Related news release: 'Velcro protein' found to play surprising role in cell migration