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. Author manuscript; available in PMC: 2017 Jul 7.
Published in final edited form as: Lab Chip. 2016 May 31;16(13):2459–2466. doi: 10.1039/c6lc00519e

Fig. 1.

Fig. 1

Printing of silk. (a) Schematic illustration of the printing process. A fluorescent silk/Ca2+/FA ink is printed onto a substrate. (b) Photograph of custom-built printing device. (c) Photograph of printed silk pattern on polypropylene film. The scale bar is 1 cm. (d, e) Photograph of printed silk pattern on gloves with palm open (d) and clenched fist (e). The fluorescent silk pattern deforms with the deformation of the gloves.