Salmonella Typhi Infection - A Complete Guide to Salmonella Typhi
Salmonella typhi: The Cause of Typhoid Fever Salmonella typhi is a rod-shaped, gram-negative bacterium responsible for causing typhoid fever, a serious systemic infection. This disease mainly affects people in areas with poor sanitation and limited access to clean drinking water. Characteristics of Salmonella typhi: It is a motile bacterium, equipped with flagella that help it move. It belongs to the species Salmonella enterica, serotype Typhi. It can survive and multiply inside human cells, particularly within macrophages. Transmission: Salmonella typhi spreads primarily through the fecal-oral route. This means the bacteria are excreted in the feces of infected individuals and can contaminate. Drinking water. Food items washed or prepared with contaminated water. Milk and dairy products. People get infected by ingesting these contaminated sources, especially in areas lacking proper hygiene and sanitation. Pathogenesis : Once ingested, Salmonella typhi passes through the stomach t...