Fig. 5

Fluorescence images of EGFP small intestine at different time points. The fluorescence imaging on (a) day 0; (b) day 1; (c) day 3; (d) day 5; (e) day 7; and (f) day 14 after optical clearing by CLSM scanning; (g) quantification of fluorescence preservation of EGFP after HEMA-AAm copolymer optical clearing.