Fig. 7
In vivo toxicity evaluation by blood test and histology analysis. a–d Liver function makers (ALT, AST and ALP) and kidney function markers (BUN and CRE) after i.v. injection with N3-EV-Cy7 + 68 Ga-L-NETA-DBCO over 1 d and 7 d. e Representative H&E staining images of major organs from the euthanized mice. Bar = 50 μm. All bars represent as means ± SD (n = 4)