27.3 MB (1.4 MB compressed)
3846 x 2480 pixels
32.5 x 21.1 cm ⏐ 12.8 x 8.3 in (300dpi)
MOREDUN ANIMAL HEALTH LTD / SCIENCE PHOTO LIBRARY MOREDUN ANIMAL HEALTH LTD / SCIENCE PHOTO LIBRARY
False colour transmission electron micrograph of the bacteria Salmonella typhimurium in the early stages of division. The bacterium is a Gram-negative, flagellate. 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 and beef are also potential sources. Oysters farmed near sewage outlets may become contaminated with faecal bacteria. Rats and mice are also common carriers. Clinical symptoms are headache, fever, abdominal pain and diarrhoea. Magnification: x13,700 at 35mm size. Yellow tint.
Model release not required. Property release not required.