Fig. 5

Confocal laser scanning microscope examination. a: Control group × 5 μm. b:Control group × 1 μm. c:2.81 μg/ml × 5 μm. d:2.81 μg/ml × 1 μm. e:5.63 μg/ml × 5 μm. f:5.63 μg/ml × 1 μm. g:11.3 μg/ml × 5 μm. h:11.3 μg/ml × 1 μm. i:Positive group × 5 μm. j:Positive group × 1 μm