Languages:

Blood-brain barrier

Similar term(s): BBB.

Definition:

A protective barrier between brain blood vessels and brain tissues that allows blood to flow freely to the brain but prevents most substances in the bloodstream from reaching the brain cells.

It protects the brain from the effect of many harmful substances but makes it difficult to deliver drugs to the brain.

Source: GreenFacts

Translation(s):

Deutsch: Blut-Gehirn-Schranke
Español: Barrera hematoencefálica
Français: Barrière hémato-encéphalique

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