Colorized light micrograph showing Salmonella, the bacterium responsible for the disease enteritis salmonellosis (food poisoning). Since the beginning of the '90s, of very resistant salmonella has resulted from the use of antibiotics, in both human and veterinary medicine. The disease is characterized by high fever, abdominal pains, diarrhea, nausea and vomiting, severe dehydration, and blood-poisoning. Image colorization and HDRI treatments on optical microscopy; magnification X1000.