Coral Springs, FL. Online Offers. Coral Springs, officially chartered July 10, 1963, is a city in Broward County, Florida, United States, approximately 20 miles (32 km) northwest of Fort Lauderdale. As of the 2010 United States Census, the city had a population of 121,096.
tight juncÂ·tion. An intercellular junction between epithelial cells in which the outer leaflets of lateral cell membranes fuse to form a variable number of parallel interweaving strands that greatly reduce transepithelial permeability to macromolecules, solutes, and water through the paracellular route.
Tight Junctions Epithelia are sheets of cells that provide the interface between masses of cells and a cavity or space (a lumen). The portion of the cell exposed to the lumen is called its apical surface. The rest of the cell (i.e., its sides and base) make up the basolateral surface.