Fig. 7From: In vitro immunological and biological evaluations of the angiogenic potential of platelet-rich fibrin preparations: a standardized comparison with PRP preparationsImmunohistochemical examination of the effects of clotted PPP, clotted PRP, and PRF membrane preparations on formation of α-SMA+ matured blood vessels in the CAM. Representative photomicrographs of α-SMA+ matured blood vessels (indicated by arrows). The controls included no plasma-derived supplements. n = 5Back to article page