An optical section of 3-D cultured MDCK II cells stained for E-cadherin (green), actin (red) and DNA (blue). Image was taken with LSM 710 by Yaping Li, Zhao lab, University of Georgia

An optical section of 3-D cultured MDCK II cells stained for E-cadherin (green), actin (red) and DNA (blue). Image was taken with LSM 710 by Yaping Li, Zhao lab, University of Georgia