Alzheimer’s Drugs May Reach Brain Faster with Ultrasound Tool — VOA Learning English
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Researchers recently said a new tool that uses what is called focused ultrasound can help deliver important medicine to the brains of Alzheimer’s patients.
Alzheimer’s is a disease that slowly reduces the brain function of patients, causing confusion and other problems. The new delivery method helps drugs remove the brain-clogging plaque the disease is known for.
The small sound waves created by the ultrasound tool create openings in what is called the blood-brain barrier. It is the protective lining in blood vessels that prevents bacteria and other damaging substances from getting into the brain.
However, the barrier also prevents Alzheimer’s medication from getting into the brain.
The new…
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