Serum growth factor levels (pg/mL) following reactivation with CaCl2
| Platelet growth factor | Whole blood | LP-PRP system | LR-PRP system | PPP |
|---|---|---|---|---|
| EGF | 2880 | 2350 | 12 475 | 130 |
| TGF-β1 | 4820 | 3908 | 19 992 | 236 |
| PDGF-AB | 35 580 | 29 140 | 158 480 | 1160 |
| VEGF | 269.6 | 264.4 | 1381.6 | 19.2 |
| SDF-1α | 4975 | 4755 | 9530 | 3840 |
EGF, epidermal growth factor; LP-PRP, leucocyte-poor platelet-rich plasma system; LR-PRP, leucocyte-rich platelet-rich plasma system; PDGF-AB, platelet-derived growth factor AB; PPP, platelet-poor plasma; SDF-1α, stromal-derived factor 1α; TGF-β1, transforming growth factor β1; VEGF, vascular endothelial growth factor.