Melacine

A cancer vaccine is a vaccine that either treats existing cancer or prevents development of cancer.[1] Vaccines that treat existing cancer are known as therapeutic cancer vaccines. Some of the vaccines are "autologous", being prepared from samples taken from the patient, and are specific to that patient. Some researchers claim that cancerous cells routinely arise and are destroyed by the immune system (immunosurveillance);[2] and that tumors form when the immun... [wikipedia]