Fig. 5From: Liquid crystal-amplified optofluidic biosensor for ultra-highly sensitive and stable protein assayWGM laser spectra of the LC-amplified optofluidic resonator under 10− 4 g/ml (a) human IgG and (c) transferrin at 0 min and 15 mins. The overall wavelength shift responses under different concentrations of (b) human IgG and (d) transferrinBack to article page