Fig. 2From: Extracellular vesicles released from hiPSC-derived MSCs attenuate chronic prostatitis/chronic pelvic pain syndrome in rats by immunoregulationPain behavioral measurement. The response frequencies of the three groups under mechanical stimulation with forces of 0.4, 1.0, and 4.0 g at 2 (a), 4 (b), and 6 (c) weeks. Data are presented as mean ± SD, *P < 0.05 compared with the control group, #P < 0.05 compared with the model groupBack to article page