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Common sources and environments of E. sakazakii
E. sakazakii is a member of the large coliform group of bacteria which belong to the family Enterobacteriaceae. Coliforms are ubiquitous in nature and frequent contaminants of foods. E. sakazakii can be isolated from a wide variety of environments and foods.
Foods where E. sakazakii has been isolated
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Foods and related equipment |
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Beer mugs |
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Cheese |
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Cured meat |
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Fermented bread |
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Infant formula powder, both milk and soy based |
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Infant formula preparation equipment (blender, spoons, bottle brush) |
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Lettuce |
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Milk powder for general use |
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Minced beef |
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Meat |
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Rice seed |
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Sausage |
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Sour tea |
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Tofu |
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Vegetables |
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Water (pipelines, biofilms) |
Environments where E. sakazakii has been isolated
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Environment |
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Crude oil |
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Cutting fluids |
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Flies |
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Food processing plants (dairy, cereal, chocolate, potato flour, pasta) |
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Hospitals (air, stethoscope, clinical material) |
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Households |
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Hydrothermal springs |
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Rats |
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Rhizosphere |
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Sediment, wetlands |
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Soil |
Hamilton J. V., Lehane M. J., Braig H. R. (2003). Isolation of Enterobacter sakazakii for midgut of Stomoxys calcitrans. Emerging Infectious Diseases 9 (10), 1355-1356.
Iversen C., Forsythe S. (2003). Risk profile of Enterobacter sakazakii, an emergent pathogen associated with infant milk formula. Trends in Science and Technology 14, 443-454.
Kandhai M. C., Reij M. W., Gorris L. G. M., Guillaume-Gentil O., van Schothorst M. (2004). Occurrence of Enterobacter sakazakii in food production environments and households. The Lancet 363: 39-40.
Masaki H., Asoh N., Tao M., Ikeda H., Degawa S., Matsumoto K., Inokuchi K., Watanabe K., Watanabe H., Oishi K., Nagatake T. (2001). Detection of gram-negative bacteria in patients and hospital environments at a room in geriatric wards under the infection control against MRSA. Journal of Japanese Association for Infectious Diseases 75, 144-150.
Nazarowec-White M., Farber J M. (1997). Incidence, survival, and growth of Enterobacter sakazakii in infant formula. Journal of Food Protection 60, 226-230.
New Zealand Food Safety Authority
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