Scientists have developed microscopic, hydrogel-based muscles that can mechanically stimulate biological tissue. These biocompatible robots could be used for targeted therapy and to help diagnose and prevent disease.
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"Our soft actuators contract rapidly and efficiently when activated by near-infrared light. When the entire nanoscale actuator network contracts, it tugs on the surrounding device components and powers the machinery," says Berna Ozkale, the study’s lead author.
Image Credits: Nebahat Yenihayat
Source: neatorama