What are epithelial and endothelial cells?

Endothelial and epithelial cells that make up the tissues in humans and animals are of epithelial origin, but there is a major difference between the location, structure, and function of these cells. However, both the cells that form the tissue act like an interface between the underlying layer and the outside environment. read more

Endothelial Cells. Endothelial cells are a lining layer of cells or tissue (endothelium), especially the interior of the blood vessels. In fact, the endothelium lines the entire circulatory system including the one and only heart and all types of blood vessels. Endothelial cells form the interface between the lumen and wall of the vessel. read more

Endothelial cells (Endothelium) are often considered specialized epithelial cells which line blood vessels. Epithelial cells are one of the four types of cells from which animal tissues are constructed (epithelial, nervous, muscle, connective). read more