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, fatlike substance primarily synthesized in the liver but can also be obtained via animal and dairy products in the diet.Considered a steroid, an alcohol and a lipid, cholesterol has many functions in the body that are essential.holesterol is a waxy, fatlike substance primarily synthesized in the liver but can also be obtained via animal and dairy products in the diet.