malignant cancerous nodules on cell organelles. infection and immunodeficiency

antibody attack autoimmune background bacteria bacterium biology blood cancer cancerous cell cells concept degenerative disease dna epilepsy genetic graphic health hiv hospital human illness illustration immune immunity immunodeficiency immunology infection macro malignant medical medicine micro microbiology microscopic mind neuron neurosurgery nodules organelles organism pathogen red research science stem structure surgery system tumor virus white