Tiny robots swim through blood vessels for targeted drug delivery

masrawy.com (Arabic)

Scientists developed sand-grain-sized robots capable of swimming within blood vessels. These microscopic robots, made of hydrogel droplets and magnetic nanoparticles, can be guided externally by magnets to deliver medication precisely to targeted areas, reducing systemic toxicity. Tested successfully in rats, these robots represent a significant advancement for targeted drug delivery in treating various diseases.


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