Confocal laser scanning microscopy images of 50% SF/50% CS nanofibers. (A) Distribution of CS by detecting FITC-CS, (B) distribution of SF by detecting Rd-SF, and (C) mergence of images (A) and (B). Bar = 50 μm. FITC fluoresces green and Rd fluoresces red.
Chen et al. Nanoscale Research Letters 2012 7:170 doi:10.1186/1556-276X-7-170