Definition of Cancer Cancer is a  large group of diseases that can start in almost any organ or tissue of the body when abnormal cells grow uncontrollably go beyond their usual boundaries to invade adjoining parts of the body and/or spread to other organs. This disease can originate in any part of ...

Immunotherapy in Cancer Treatment The immune system is a complex network of cells, organs, tissues, and proteins that defend the body against different infections. This system can recognize the body’s cells from foreign cells and this feature leads to an attack on the foreign cells like pathogens ...