Prevotella

Definition

Prevotella is a genus of bacteria that plays a crucial role in the human gut microbiome. It is associated with various aspects of gastrointestinal health and can be influenced by diet.

5 Must Know Facts For Your Next Test

1. Prevotella species are more prevalent in individuals consuming high-fiber diets rich in carbohydrates.
2. An imbalance in Prevotella levels has been linked to inflammatory conditions such as periodontitis and irritable bowel syndrome (IBS).
3. Prevotella contributes to the breakdown of complex carbohydrates, aiding in digestion and nutrient absorption.
4. Higher Prevotella abundance is often found in traditional, plant-based diets compared to Western diets high in fat and protein.
5. Research suggests that Prevotella may play a role in modulating immune responses within the gut.

Review Questions

• What type of diet is associated with higher levels of Prevotella?
• How does an imbalance in Prevotella affect gastrointestinal health?
• In what way does Prevotella contribute to digestion?

Related terms

Microbiome: The community of microorganisms, including bacteria, viruses, and fungi, living together in a particular environment like the human gut.

Fiber: A type of carbohydrate found in plants that aids digestion and influences the composition of gut bacteria.

Dysbiosis: An imbalance in the microbial communities within the body, often linked to health issues like gastrointestinal disorders.