BACTERIAhttp://www.flickr.com/photos/microbeworld/5957846000

http://www.flickr.com/photos/andresrueda/2983149263

Vaccine

COLD

http://farm7.staticflickr.com/6102/6352786844_caa8021cc1.jpg

cold

POLIO

http://www.flickr.com/photos/gatesfoundation/5469645386

http://www.flickr.com/photos/eyeweed/3553113835

MALARIA

http://www.flickr.com/photos/selva/7637352/sizes/z/in/photostream/

MEDICINE

VIRUS

http://farm6.staticflickr.com/5018/5794445772_c4c76afda7.jpg virus

http://www.flickr.com/photos/nottinghamvets/5828221893macrophage

http://www.flickr.com/photos/yersinia/4440378237

Flagella

http://www.flickr.com/photos/emsl/4252317488 MICROBE