Symptoms of infection include fever, nausea, vomiting, diarrhea, headaches, and abdominal cramps.

University of Notre Dame

The rod-shaped, gram-negative bacteria is part of the normal microbiota of the body, though exogenous agents causes infection depending on several factors (including the serotype, health of host, and inoculum size).  The bacteria can live for extended periods (including persisting in phagosomes) though is vulnerable to high temperatures.

Salmonellosis Caused by Salmonella Bacteria

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Salmonellosis: Signs and Symptoms

When ingested, the bacteria proliferates within intestines and enter into epithelial mucosal cells through M cells, where further growth occurs. This stimulates inflammatory processes and fluid hypersecretion. The bacteria can also enter into the bloodstream and lymphatic system as well as cause intoxication by releasing enterotoxins.

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