Research Article

A Pilot Study of Parameter-Optimized Low-Intensity Pulsed Ultrasound Stimulation for the Bone Marrow Mesenchymal Stem Cells Viability Improvement

Figure 8

The verification experiments. (a) The control group. (b) The LIPUS-treated group under the optimized condition (6.92 V voltage, 1.02 MHz frequency, and 7.3 min stimulation duration) by GA-BPNN algorithm. n = 5 for each group; bar = 200 μm.
(a)
(b)