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International Journal of Implant Dentistry
Fig. 4 | International Journal of Implant Dentistry

Fig. 4

From: Growth factor and pro-inflammatory cytokine contents in platelet-rich plasma (PRP), plasma rich in growth factors (PRGF), advanced platelet-rich fibrin (A-PRF), and concentrated growth factors (CGF)

Fig. 4

Effects of PRP, PRGF, A-PRF, and CGF on the proliferation of human periosteal cells. Cells were treated with PRP preparations, PRGF preparations, A-PRF extracts, or CGF extracts at the indicated doses for 48 h in 1 % FBS-containing medium. *P < 0.05 compared with the controls without nay addition (n = 4)

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