bacteriophage with black background

bacteriophage bacteria digital illustration t4 infecting acid attack bacterium biology capsid cell contagion death disease dna drug electron epidemic genetic health host icosahedral immunity immunological human 3d big sphere allergy biomedical biotechnology biowarfare change flu healthcare illness medical medicine microbiology microscope microscopic phage vector background hepatitis virus structure agent antigen bacteriophagum color danger defence cells hiv infection aids immunodeficiency inhibitor protease retrovirus transmission viral attacking bacter bacteries bacteriophages black infect infected inject invaders invasion museum head harvard crispr cas9