Definition of «epithelial layer»

The phrase "epithelial layer" refers to a thin sheet of cells that covers the surfaces of our body, such as the skin, lining of organs, and inner parts of blood vessels. It acts as a protective barrier, acting as a shield against harmful substances and infections while also allowing necessary substances and fluids to pass through.

Sentences with «epithelial layer»

The team created microscopic wounds in the pupae's epithelial layer using a laser that can be focused down to a point small enough to punch microscopic holes in individual cells (less than a millionth of a meter). (sciencedaily.com)
Corneal Ulcers can occur when the outer epithelial layer of the cornea becomes damaged. (vesnebraska.com)
Remarkably, even though this lab - made toxin compound contains the fully active live toxin molecule, it was not orally toxic when tested on mice because the mutated HA can not break up the intercellular seals and, therefore, the toxin compound can not be absorbed through the epithelial layer. (sciencedaily.com)
(see all sentences)