| blood-brain barrier |
The BBB has several important functions as protects the brain from "foreign substances" in the blood that may injure the brain, protects from hormones and neurotransmitters in the rest of the body and also maintains a constant environment for the brain. It is semi-permeable; that is, it allows some materials to cross, but prevents others from crossing. In most parts of the body, the smallest blood vessels, called capillaries, are lined with endothelial cells. ...
출처: www.solvo.hu/glossary.html
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| blood-brain barrier |
The blood vessels of the brain (and the retina) are much more impermeable to large molecules than blood vessels elsewhere in the body. This has important implications for the ability of the organism to mount an immune response and to provide protection to these tissues, although the basis for the difference in blood vessel permeability is not well understood. ...
출처: www.mpssociety.org/lib-glossary.html
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| blood-brain barrier |
A selectively permeable, protective barrier that limits the passage of substances in the bloodstream into brain tissue. It is believed to be formed by astrocytes and blood vessels.
출처: www.myelin.org/glossary.htm
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| blood-brain barrier |
A barrier created by the modification of brain capillaries that prevents many substances from leaving the blood and crossing the capillary walls into the brain tissues.
출처: buildyourimmune.tripod.com/glossary.htm
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| blood-brain barrier |
A system of narrow capillaries and membranes that helps protect the brain from contaminants that may be in the bloodstream. While beneficial in many ways, the blood-brain barrier makes it difficult to deliver larger pharmaceutical molecules to treat neurological disorders like HD.
출처: www.hdsa-wi.org/dictionary.htm
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