Biohybrid structural color hydrogel films with autonomic iridescence displaying. Biohybrid structural color hydrogel films with autonomic iridescence displaying.

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Presentation transcript:

Biohybrid structural color hydrogel films with autonomic iridescence displaying. Biohybrid structural color hydrogel films with autonomic iridescence displaying. (A) Schematic diagram of the generation process of the inverse opal–structured color hydrogel films. (B to D) SEM images of the colloidal crystal template, the hydrogel hybrid colloidal crystal, and the inverse opal–structured hydrogel film, respectively. (E) Fluorescent image of cardiomyocytes cultured on the surface of the structural color hydrogel film. (F) Schematic diagram of the fixed process of the biohybrid structural color hydrogel film. (G) Optical microscope images of the structural color variation process of the fixed biohybrid hydrogel film during one myocardial cycle. (H) Reflection spectra of the structural color hydrogel film in (G). The left-most (green) trace corresponds to t8 and the right-most red trace corresponds to t1. (I) Relationship between the reflection shift values of the biohybrid structural color hydrogel film and the 20 beating cycles of the cardiomyocytes on its surface. Scale bars, 500 nm (B to D), 20 μm (E), and 1 mm (G). Fanfan Fu et al. Sci. Robotics 2018;3:eaar8580 Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works