Corynebacterium

Definition

Corynebacterium is a genus of Gram-positive bacteria that can be found in the human gastrointestinal tract. While some species are harmless, others can cause infections and impact gastrointestinal health.

5 Must Know Facts For Your Next Test

1. Corynebacterium species are part of the normal flora of the human gut but can become pathogenic under certain conditions.
2. Some Corynebacterium species produce diphtheria toxin, which can lead to severe disease.
3. The presence of harmful Corynebacterium in the gut may disrupt nutrient absorption and digestion.
4. A healthy diet supports beneficial gut bacteria, helping to keep harmful Corynebacterium populations in check.
5. Probiotics and prebiotics can help maintain a balanced gut microbiota, potentially reducing the risk of Corynebacterium-related infections.

Review Questions

• What role does Corynebacterium play in the gastrointestinal tract?
• How can an imbalance of Corynebacterium affect nutrient absorption?
• What dietary measures can be taken to prevent harmful Corynebacterium overgrowth?

Related terms

Microbiota:

The community of microorganisms living in a particular environment, such as the human gut.

Probiotics:

Live microorganisms that provide health benefits when consumed in adequate amounts.

Prebiotics:

Non-digestible food components that promote the growth of beneficial microorganisms in the intestines.