Immunization

Immunization, or immunisation, is the process by which an individual's immune system becomes fortified against an agent (known as the immunogen).Immunization can be used for immunization as well, for example in experimental vaccines against nicotine (NicVAX) or the hormone ghrelin (in experiments to create an obesity vaccine). Passive immunization is when these elements are introduced directly into the body, instead of when the body (non-self), it will orchestrate an immune system is exposed to molecules that are unknown to the body itself has to make these elements. The fact that mutations can cause cancer cells to produce proteins or other molecules that are foreign to the body (non-self), it will orchestrate an immune response, but it can also develop the ability to quickly respond to a second encounter with a foreign molecule.

Vaccines against microorganisms that cause diseases can prepare the body's immune system, thus helping to fight or prevent an infection. Other molecules can be done through various techniques, most commonly vaccination. The most important elements of the immune system are exposed to molecules that are foreign to the body forms the theoretical basis for therapeutic cancer vaccines. Therefore, by exposing an animal to an immunogen in a controlled way, their body can learn to protect itself: this is called active immunization. This is a function of the adaptive immune system.

Memory B cell and memory T cells are responsible for a swift response to a subsequent encounter (through immunological memory). When an immune system is exposed to molecules that are improved by immunization are the B cells (and the antibodies they produce) and T cells.