Table 4.
Cell types used in the studies systematically reviewed
| Cell Type | Number of Studies | Reference |
|---|---|---|
| Bone marrow-derived stem cells | 31 | 41–69 |
| Adipose-derived stem cells | 16 | 54,65,66,70–81 |
| Endothelial cells/endothelial progenitor cells | 5 | 53,75,82–84 |
| Umbilical cord MSCs | 4 | 65,85–87 |
| Wharton's jelly MSCs | 4 | 88–91 |
| Fibroblasts | 3 | 66,92,93 |
| Keratinocytes | 2 | 94,95 |
| Circulating cells | 2 | 96,97 |
| Skin-derived stem cells | 1 | 98,99 |
| Stromal vascular fraction | 1 | 100 |
| Amniotic fluid stem cells | 1 | 101 |
| Pluripotent stem cells | 1 | 102 |
| Human urine-derived stem cells | 1 | 103 |
| Myeloid cells | 1 | 104 |
| Pancreas or submandibular-derived stem cells | 1 | 105 |
| Endometrial regenerative cells | 1 | 106 |
MSC, mesenchymal stem cells.