New method delivers life-saving drugs to the brain--using sound waves - National Geographic

An emerging technique harnessing ultrasound may revolutionize treatment of fatal or hard-to-cure conditions, from cancer to Alzheimer’s and Parkinson’s diseases.

At 6 a.m. on a spring morning in 2021, a jovial and spry 63-year-old named Michael Butler is wheeled into a special MRI suite at Sunnybrook Health Sciences Centre in Toronto. The retired sales execut… [+990 chars]

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