Self-antigens can stimulate the immune response to cancer cells. Image shows a healthy cell on the far right and 3 cancer cells. One with mutations that create proteins with neo-antigens (new antigens), one with mutations that cause excessive production of a protein or the appearance of a protein at the cell surface, and one with biochemical changes that alter the modifications on proteins. Image by Nancy R. Gough, PhD, BioSerendipity, LLC
Read more at N. R. Gough, Can you be vaccinated against yourself? BioSerendipity (3 August 2017). https://www.bioserendipity.com/2017/08/03/can-you-be-vaccinated-against-yourself/