Blood–brain barrier

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

The blood–brain barrier (BBB) is a highly selective semipermeable border of endothelial cells that regulates the transfer of solutes and chemicals between the circulatory system and the central nervous system, thus protecting the brain from harmful or unwanted substances in the blood.

Excerpt from the Wikipedia article “Blood–brain barrier”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Stolp HB, Liddelow SA, Sá-Pereira I, Dziegielewska KM and Saunders NR, CC BY-SA 3.0, via Wikimedia Commons.