Definition from Wiktionary, the free dictionary
See also: cholestérol
cholesterol (plural cholesterols)
- (biochemistry) A sterol lipid synthesized by the liver and transported in the bloodstream to the membranes of all animal cells; it plays a central role in many biochemical processes and, as a lipoprotein that coats the walls of blood vessels, is associated with cardiovascular disease.
2013 July-August, Stephen P. Lownie, David M. Pelz, “Stents to Prevent Stroke”, American Scientist:
- As we age, the major arteries of our bodies frequently become thickened with plaque, a fatty material with an oatmeal-like consistency that builds up along the inner lining of blood vessels. The reason plaque forms isn’t entirely known, but it seems to be related to high levels of cholesterol inducing an inflammatory response, which can also attract and trap more cellular debris over time.
an essential component of mammalian cell membranes