The infamous name mary Mallon is associated as a carrier of

Options

A. Salmonella typhi , a bacterium
B. Salmonella paratyphi , a bacterium
C. Herpes virus
D. Ascariasis , helminth disease

Answer

**Step-by-Step Solution:**

1. **Identify the Subject**: The question asks about Mary Mallon, who is infamously known as "Typhoid Mary."

2. **Background Information**: Mary Mallon was born in 1869 and was an Irish-born cook. She is historically significant due to her role as a carrier of a disease.

3. **Disease Identification**: Mary Mallon was a carrier of typhoid fever. Typhoid fever is an infectious disease that can spread through contaminated food and water.

4. **Impact of the Disease**: It is recorded that Mary Mallon infected 53 people with typhoid fever. Among these, 3 individuals died as a result of the infection.

5. **Pathogen Identification**: The causative agent of typhoid fever is the bacterium *Salmonella typhi*. This bacterium is responsible for the disease and is transmitted through the fecal-oral route.

6. **Conclusion**: Therefore, the infamous name Mary Mallon is associated as a carrier of typhoid fever.

**Final Answer**: Mary Mallon is infamously known as a carrier of typhoid fever.

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