- A total of 41 persons infected with the same strains of Salmonella Typhimurium were reported from several states since November 1, 2013.
- 62% of ill persons were ages 21 years of age or younger.
- 36% of ill persons were hospitalized. No deaths were reported.
- Epidemiologic and laboratory findings linked these Salmonella Typhimurium infections to exposure to various clinical and college and university teaching microbiology laboratories.
- These strains of Salmonella Typhimurium have been associated with outbreaks linked to microbiology laboratory exposure in the past.

