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. 2022 Jan 5;110(3):523–534. doi: 10.1007/s10266-021-00684-3

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© The Author(s) 2022

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Fig. 1 — Clinical photographs showing MPM versus PRF preparation and their mixing with alloplast. a Plain vacuumed plastic tubes, Z no additives, used for MPM preparation containing the separated blood after centrifugation, into two layers: topmost layer of clear yellow plasma and red blood cells (RBCs) at the bottom. b Collection of the liquid yellow plasma using a syringe. c The resultant homogenous mixture of MPM composite. d Plain vacuumed glass tubes used for PRF preparation containing the separated blood after centrifugation, into three layers: topmost layer of platelet-poor plasma (PPP), platelet-rich fibrin (PRF) clot in the middle and RBCs at the bottom. e PRF clot separation. f The resultant heterogeneous mixture PRF cuts with alloplast