immune system is making a protein
Yet another type of immunotherapy uses proteins that normally help regulate, or modulate, immune system activity to enhance the bodyâs immune response against cancer. These proteins include cytokines and certain growth factors.Two types of cytokines are used to treat patients with cancer: interleukins and interferons.et another type of immunotherapy uses proteins that normally help regulate, or modulate, immune system activity to enhance the bodyâs immune response against cancer. These proteins include cytokines and certain growth factors.