pathogenic bacteria, viruses and microscopic germs. 3d in high resolution

abstract and annotation bacteria bacterial bacterium biology body cell disease epidemic epidemiology fever field flu germs h1n1 health healthcare high hiv illness illustration immune immunity infected infection infections influenza life macro medical microbe microbes microbiology microorganism microscope microscopic molecules organism pathogen pathogenic pathogens prevention protection render research resistance resolution science scientific sick system therapy viral virology virus viruses