gq: The most well-known disease that affects the immune system itself is AIDS, an immunodeficiency characterized by the suppression of CD4+ ("helper") T cells, dendritic cells and macrophages by the Human Immunodeficiency Virus (HIV).
Question: What is the most famous immune system disease? Question: What kind of disease is AIDS? Question: Which types of cells are suppressed by AIDS? Question: What virus specifically suppresses those cells?