Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
clostridium tetani tetanus illness macro medical medicine micro microbe microbiology microorganisms microscope ill microscopic pathology research rodshaped science scientific sick sickness threedimensional virus organism human health gas bacteria anaerobic infections spores anaerobes bacterium background attack weapon cells biological fighting wound bugs epidemic 3d experiment disease fever gangrene closeup biology