Endostatin
Endostatin: A fragment of a protein, collagen 18, that is found in all blood vessels. Endostatin is normally secreted by blood vessels in response to tumors. Endostatin appears to halt the process of developing new blood vessels (angiogenesis), which is necessary to tumor development.
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- Endothelial progenitor cell
Endothelial progenitor cell: A primitive cell made in the bone marrow that can enter the bloodstream and go to areas of blood vessel injury to help repair the damage. The number of endothelial progenitor cells in the blood is a risk factor for vascular disease. Depletion or senescence of endothelial progenitor cells may contribute to […]
- Endothelium
Endothelium: A layer of flat cells lining the closed internal spaces of the body such as the inside of blood vessels and lymphatic vessels (that convey the lymph, a milky fluid) and the heart. By contrast, the outside layer of cells that covers all the free, open surfaces of the body including the skin, and […]
- Endotracheal tube
Endotracheal tube: A flexible plastic tube that is put in the mouth and then down into the trachea (airway). A physician inserts an endotracheal tube under direct vision, with the help of a laryngoscope, in a procedure called endotracheal intubation. The purpose of using an endotracheal tube is to ventilate the lungs.
- Endotherm
Endotherm: An endotherm is a warm-blooded animal (such as homo sapiens). Another term for us warm-blooded creatures is homeotherm. An endotherm or homeotherm is as opposed to a poikilotherm (an organism such as a frog that is cold-blooded) and a stenotherm (a creature that can only survive only within a very narrow temperature range). Endotherm […]
- Endourologist
Endourologist: A urologist with special expertise in navigating inside the kidneys, ureter, and bladder, using endoscopic optical instruments and other tools. Endourologists are specialists in diagnosing and treating diseases of these organs.