virus, bacteria, fungi medical background. neural network ai generated

virus bacteria organism hiv fungi cell disease hpv microscopic viral legionella human rhinovirus covid parainfluenza epidemic creature bacterium influenza infection pneumonia illness medicine health coronavirus sickness pandemic flu microbiology fever antibody hepatitis rabies measles corona smallpox rotavirus norovirus adenovirus bacteriophage astrovirus micro monkeypox omicron neural neuro ai generated