Fig. 3
From: DC electrical stimulation enhances proliferation and differentiation on N2a and MC3T3 cell lines
Density of N2a cells, calculated as the number of N2a cells per square millimeter. Data is displayed as a boxplot and a violin plot overlapped. Orange lines represent median values, and black dots represent outliers. Mean values are displayed as red dots connected by a dashed line. (*, p < 0.05; n = 435)