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Smart T-cells built to last: Ultrasound-activated cancer killers target solid tumors

By SciTechDaily  
   April 24, 2025

USC researchers have developed an innovative type of cancer-fighting immune cell, the EchoBack CAR T-cell, that uses focused ultrasound to activate and sustain a powerful, targeted attack on tumors. Unlike earlier versions, these cells remain effective for days without tiring and only activate near cancer, reducing damage to healthy tissue.

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