Self-Healing Hydrogels (IMAGE)
Caption
The team used ultrasound to trigger the alginate hydrogel (right) to release the blue-colored chemotherapy drug in high-dose pulses, as indicated by the newly blue color of the surrounding medium. (Drug release by diffusion alone takes much longer and would be less visible.)
Credit
Harvard's Wyss Institute and Harvard SEAS
Usage Restrictions
Credit: Harvard’s Wyss Institute and Harvard SEAS
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