Epithelium: Characterized by tightly packed cells with minimal extracellular matrix. It can be classified based on cell shape (squamous, cuboidal, columnar) and the number of layers (simple, ...

Please provide your email address to receive an email when new articles are posted on . Roy Rubinfeld and I share a unique connection. I first visited him at his office in Washington, D.C., in 2008.

A Jacobs School researcher is focused on learning more about how tight junctions form naturally — and how their breakdown can lead to disease.