Medical laboratory technologists and technicians can obtain a general certification as a medical laboratory technologist or technician, respectively, or a certification in a specialty, such as cytotechnology or medical biology.
Ergosterol (ergosta-5,7,22-trien-3Î²-ol) is a sterol found in cell membranes of fungi and protozoa, serving many of the same functions that cholesterol serves in animal cells.ecause ergosterol is present in cell membranes of fungi, yet absent in those of animals, it is a useful target for antifungal drugs. Ergosterol is also present in the cell membranes of some protists, such as trypanosomes. This is the basis for the use of some antifungals against West African sleeping sickness.
Cholesterol is a waxy, fat-like substance found in the walls of cells. in all parts of the body, from the nervous system to the liver to the. heart. The body uses cholesterol to make hormones, bile acids, vitamin D, and other substances. The body makes all the cholesterol it needs. Cholesterol circulates. in the bloodstream but cannot travel by itself. As with oil and. water, cholesterol (which is fatty) and blood (which is watery) do. not mix.