After rinsing to remove unbound antigen, another aliquot of the monoclonal antibody is added to the well. The antibodies in this aliquot are modified so that they carry what is known as a reporter enzyme. A reporter enzyme is designed to produce a color change when the enzyme reacts with its substrate.
Phlebotomists [edit]. Phlebotomists are people trained to draw blood from a patient for clinical or medical testing, transfusions, donations, or research. Phlebotomists collect blood primarily by performing venipunctures, (or, for collection of minute quantities of blood, fingersticks).hlebotomy (from the Greek words phlebo- , meaning pertaining to a blood vessel, and-tomy, meaning to make an incision) is the process of making an incision in a vein with a needle.
What Phlebotomists Do. Phlebotomists draw blood for tests, transfusions, research, or blood donations. Some explain their work to patients and provide assistance when patients have adverse reactions after their blood is drawn.ome phlebotomists draw blood for other purposes, such as at blood drives where people donate blood. In order to avoid causing infection or other complications, phlebotomists must keep their work area and instruments clean and sanitary.