Quanta Abstractions

How the Brain Protects Itself From Blood-Borne Threats

To buffer the brain against menaces in the blood, a dynamic, multi-tiered system of protection is built into the brain’s blood vessels. The post How the Brain Protects Itself From Blood-Borne Threats first appeared on Quanta Magazine

Enough pints of beer can have you falling off your bar stool or loudly reciting lyrics to early 2000s jams to total strangers, because alcohol can get past one of the strongest defenses in the body. If you’ve ever been drunk, high or drowsy from allergy medication, you’ve experienced what happens when some molecules defeat the defense system called the blood-brain barrier and make it into the...

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Originally published in Quanta Abstractions.

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