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. 2017 Jun 15;11(3):380–389. doi: 10.4184/asj.2017.11.3.380

Fig. 1. Preparation of platelet-rich plasma (PRP) releasate. (A) Following the two-stage centrifugation of whole blood, PRP (asterisk) was transferred to a storage bag using a sterile blood collection bag system. (B) A mixture of autologous serum and 2% CaCl2 was added to PRP for clot (gel) formation (arrow).

Fig. 1