Living Plastic Can Self-Destruct on Command
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The film looks like ordinary polycaprolactone, the same polymer used in 3D-printing filaments and some dissolvable surgical sutures. Flexible, translucent, unremarkable. But sealed inside it, dormant and waiting, are two populations of engineered bacterial spores with a preprogrammed task: given the right signal, they will wake up, work together, and consume their own home entirely. Zhuojun Dai, a synthetic biologist at the Shenzhen Institutes of Advanced Technology, put it directly. “The
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