Tag Archives: Blood-brain barrier

Blood-brain barrier building blocks forged from human stem cells

The blood-brain barrier — the filter that governs what can and cannot come into contact with the mammalian brain — is a marvel of nature. It effectively separates circulating blood from the fluid that bathes the brain, and it keeps out bacteria, viruses and other agents that could damage it.

But the barrier can be disrupted by disease, stroke and multiple sclerosis, for example, and also is a big challenge for medicine, as it can be difficult or impossible to get therapeutic molecules through the barrier to treat neurological disorders.

Now, however, the blood-brain barrier may be poised to give up
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