Bifidobacterium

Definition

Bifidobacterium is a genus of Gram-positive, non-motile, anaerobic bacteria commonly found in the intestines of humans and animals. They play a crucial role in maintaining gut health by aiding in digestion and inhibiting harmful bacteria.

5 Must Know Facts For Your Next Test

1. Bifidobacterium are rod-shaped or branched anaerobes.
2. They are one of the first colonizers of the human gastrointestinal tract.
3. These bacteria produce lactic acid and acetic acid as metabolic end products.
4. They are commonly used as probiotics to support digestive health.
5. Bifidobacterium species have high GC content in their DNA.

Review Questions

• What type of acids do Bifidobacterium produce during metabolism?
• Where are Bifidobacterium commonly found within the human body?
• Why are Bifidobacterium considered important for gut health?

Related terms

Lactobacillus:

A genus of Gram-positive bacteria, also known for their probiotic properties.

Probiotics:

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

Anaerobic Bacteria: Bacteria that do not require oxygen for growth and may even die in its presence.