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Salmonella

By: Jessica, Terah, Ashley, Christina

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Common Name/Scientific Name

  • The common name of salmonella is salmonella

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  • The scientific name is salmonella enterica

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Symptoms

  • Diarrhea
  • Fever
  • Abdominal cramps
  • Vomiting
  • Chills
  • Headache

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Structure

The structure of salmonella varies. Some have cells walls and some don't have cell walls. There are also some that have flagella. They are classified into somatic, surface, and flagellar.

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Prevention

  • Cook poultry, ground beef, and eggs thoroughly.
  • Wash hands, kitchen surfaces, and utensils with soap and water immediately after they have been in contact with raw meat.
  • Wash hands after handling birds, reptiles, and baby chicks.

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Organs Affected

  • The organs typically affected are the intestines

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History

Salmonella was named after Daniel Elmer Salmon but the type bacterium was discovered by Theobald Smith in 1885. Smith and Salmon were looking for the cause of common hog cholera.

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Geography

http://www.scienceprogress.org/wp-content/uploads/2009/03/typhimurium_530.jpg (Picture)

http://www.eurosurveillance.org/images/dynamic/ee/v13n03/salmonella_atlas_Figure3.jpg (Picture)

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Danger Factor

- 42,000 thousand cases of salmonella are reported every year in the US

- Approximately 400 people die each year of acute salmonellosis

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How it spreads/ How fast

When taken in by mouth

- May occur by inadequate cooking, cross contamination or person to person spread.

-They are fast-replicating and quick moving

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People most susceptible

-Elderly and young children are at a higher risk.

-Patient's who are HIV positive and who have fully developed AIDS suffer from Salmonella infections more frequently.�

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How it affects the immune system

-Expresses specialized transporter proteins so that bacteria can acquire zinc.

-Reduces the amount available in the digestive tract.

-This mechanism lets salmonella continue proliferating

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Sources