False-colour transmission electron micrograph (TEM) of the bacterium Salmonella typhimurium,a flagellate,Gram-negative bacillus. S. typhimurium is a major cause of food poisoning (salmonellosis) in humans. Salmonella bacteria are transmitted in food. Infections are common in poultry & eggs; inadequately cooked pork & beef are also potential sources. Oysters farmed near sewage outlets may become contaminated with faecal bacteria. Rats & mice are also common carriers. Clinical symptoms are headache,fever,abdominal pain,& diarrhoea. Magnification: x9200 at 6x4.5cm size | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Moredun Animal Health |
Bildgröße: | 4701 px × 3801 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |