
Keywords: MSC, mesenchymal stem cells; BM, bone marrow; UC, umbilical cord; iPSC, induced pluripotent stem cells; UC-MSC, UC-derived MSC; BM-MSC, BM-derived MSC; NP, nanoparticle; AAV, adeno-associated virus; ASC, adipose-derived stem cells; ZFN, zinc finger nuclea