What is the reservoir for Bacillus Cereus (Emetic Type)?

Bacillus cereus, particularly the emetic type, primarily uses spores found in cereals and spices as its reservoir. This type of Bacillus cereus is associated with foodborne illnesses that typically arise from consuming rice dishes, especially fried rice that has been kept warm for extended periods. The organism can form heat-resistant spores that survive cooking; when cooked rice is left at room temperature, these spores can germinate and produce toxins that may lead to food poisoning characterized by vomiting.

The choice of spores in cereals and spices as the reservoir highlights the importance of food storage and handling practices, especially in preventing the growth of Bacillus cereus in starchy foods. Safe practices include keeping cooked rice hot until serving or cooling it quickly and storing it properly to prevent toxin production from this bacteria.