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The novel polymer fibers with a liquid core can deliver drugs in a targeted manner. The image shows a fiber bundle approximately 1 mm wide at 80x magnification (left: electron microscopy, colored; right: Raman microscopy). Photo courtesy of Empa
The novel polymer fibers with a liquid core can deliver drugs in a targeted manner. The image shows a fiber bundle approximately 1 mm wide at 80x magnification (left: electron microscopy, colored; right: Raman microscopy). Photo courtesy of Empa

The novel polymer fibers with a liquid core can deliver drugs in a targeted manner. The image shows a fiber bundle approximately 1 mm wide at 80x magnification (left: electron microscopy, colored; right: Raman microscopy). Photo courtesy of Empa