endothelial cell
(EN-doh-THEE-lee-ul sel)
The main type of cell found in the inside lining of blood vessels, lymph vessels, and the heart.
The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.
Updates regarding government operating status and resumption of normal operations can be found at opm.gov.