Fig. 2
From: Abrasion arthroplasty increases mesenchymal stem cell content of postoperative joint effusions
Chondrogenic growth factors TGF-β, IGF-1, BMP-4 and BMP7 in postoperative joint effusion released after AAP and ACP (Kruskal-Wallis-Test * p ≤ 0.05, ** p ≤ 0.005, *** p ≤ 0.001, n ≥ 6; mean, SEM)