Bifidobacterium longum

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Bifidobacterium longum

Bifidobacterium longum (pronunciation: bi-fid-o-bac-te-ri-um lon-gum) is a Gram-positive, non-spore-forming, anaerobic bacterium that is commonly found in the human gastrointestinal tract. It is one of the 32 species that belong to the genus Bifidobacterium.

Etymology

The name Bifidobacterium longum is derived from Latin. Bifidus means split in two, referring to the bacterium's characteristic Y-shaped structure, and longum refers to the fact that it is often the longest bacterium in the human intestine.

Description

Bifidobacterium longum is a rod-shaped bacterium that is often Y-shaped due to the way it divides. It is a part of the normal human gut flora and is also found in the vagina. It is considered a probiotic, meaning it is beneficial to human health.

Health Benefits

Bifidobacterium longum has been studied for its potential health benefits. It has been found to aid in the digestion of lactose and other complex carbohydrates. It may also have a positive effect on the immune system and may help to prevent certain types of cancer.

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