Fig. 3
From: Effect of silica-coated magnetic nanoparticles on rigidity sensing of human embryonic kidney cells
Spreading and aspect ratio of HEK293 cells on soft (5 kPa) and rigid (2 MPa) surfaces after treatment with different concentrations (0, 0.1, or 1 μg/μL) of MNPs@SiO2(RITC). a Fluorescence images of cells with actin (green) and DAPI (blue) staining. b Cell spreading area and c aspect ratio. (n = 30 cells). NS: not significant. * P < 0.05, *** P < 0.001. Student’s t-test