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Marler Blog Providing Commentary on Food Poisoning Outbreaks & Litigation

What do Alfalfa Sprouts, Frozen Rodents and Pot Pies have in common?

You guessed it – Salmonella I 4,[5],12:i:-. The recent Salmonella I 4,[5],12:i:- Outbreak linked to sprouts served at Jimmy John’s restaurants is the third I 4,[5],12:i:- outbreak in the last two years.

Screen shot 2010-12-25 at 7.36.58 PM.pngMultistate Outbreak of Human Salmonella I 4,[5],12:i:- Infections Linked to Alfalfa Sprouts sold at Jimmy John’s

From November 1 to December 21, 2010, a total of 89 individuals with a matching strain of Salmonella serotype I 4,[5],12:i:- have been reported from 15 states and the District of Columbia. The number of ill people identified in each state with the outbreak strain is as follows: Connecticut (1), District of Columbia (1), Georgia (1), Hawaii (1), Iowa (1), Illinois (50), Indiana (9), Massachusetts (1), Missouri (14), New York (1), Pennsylvania (2), South Dakota (1), Tennessee (1), Texas (1), Virginia (1), and Wisconsin (3).

Screen shot 2010-12-25 at 7.37.53 PM.pngMultistate Outbreak of Human Salmonella I 4,[5],12:i:- Infections Associated with Frozen Rodents

On July 29, 2010, a total of 34 individuals infected with a matching strain of Salmonella serotype I 4,[5],12:i:- were reported from 17 states since January 1, 2010. The number of ill persons identified in each state with this strain is as follows: AL (1), AZ (1), CO (1), GA (7), IA (1), IL (3), MA (3), MI (1), MO (3), NC (3), NV (1), NY (2), SC (1), TN (1), VA (1), WI (3), and WY (1).

Screen shot 2010-12-25 at 7.39.39 PM.pngMultistate Outbreak of Human Salmonella I 4,[5],12:i:- Infections linked to ConAgra Pot Pies

Between January 1, 2007 and October 29, 2007, at least 272 isolates of Salmonella I 4,[5],12:i:- with an indistinguishable genetic fingerprint have been collected from ill persons in 35 states. Ill persons whose Salmonella strain has this genetic fingerprint have been reported from Arizona (1 person), Arkansas (4), California (18), Colorado (9), Connecticut (7), Delaware (5), Florida (2), Georgia (2), Idaho (11), Illinois (7), Indiana (3), Iowa (1), Kansas (4), Kentucky (9), Massachusetts (7), Maryland (7), Maine (2), Michigan (3), Minnesota (7), Missouri (18), Montana (6), Nevada (6), New York (10), North Carolina (2), Ohio (11), Oklahoma (1), Oregon (4), Pennsylvania (18), Tennessee (6), Texas (4), Utah (12), Virginia (9), Vermont (2), Washington (27), Wisconsin (24), Wyoming (3).

After three outbreaks, don’t you think that Salmonella I 4,[5],12:i:- deserves a proper serotype name. Hmmm, how does Salmonella Marler sound?

  • Claire

    Has a nice ring to it Bill!

  • From a friend:
    Hey, they used to have a proper name: they were lumped together with
    Typhimurium. They are just a Typhimurium minus one of the flagellar
    antingens. We have had outbreaks with both serotypes and same PFGE.
    Happy new year!