IL10 and Duchenne muscular dystrophy: However, the increased serum CK levels after running exercise (50,595 ± 67,255 unit/L) were restored immediately until 20 min in IL-10-hDPSC-treated CXMDJ (Fig. 5c, 16,490 ± 4850 unit/L; vs. hDPSC-treated DMD, P = 0.0134).