Research Article

Observations of the Effects of Angiotensin II Receptor Blocker on Angiotensin II-Induced Morphological and Mechanical Changes in Renal Tubular Epithelial Cells Using Atomic Force Microscopy

Table 1

Calculated spring constant of live TECs before and 20 min after Ang II stimulation with or without telmisartan, PD123319, and blebbistatin.

cell (N/m,)Statistical significance
vs. No treatmentvs. Ang II

No treatment0.0093 ± 0.0025
Ang II injection0.0182 ± 0.0105
Telmisartan injection0.0104 ± 0.0021
Ang II injection + Telmisartan0.0096 ± 0.0030
Ang II injection + PD123190.0220 ± 0.0086
Ang II injection + Blebbistatin0.0118 ± 0.0023

TECs, tubular epithelial cells; Ang II, angiotensin II.