Figure 4. Effect of BM-MSC-conditioned medium on wound closure.

(A) Representative images of wounds before treatment or 7 days after treatment with vehicle control medium (vehicle-M), concentrated fibroblast (FB-M)- or BM-MSC-conditioned medium (MSC-M). (B) Measurement of wound sizes at different times (n = 6 to 13, *P<0.05, **P<0.001). A control panel has been redacted from this figure; see the published Correction notice for more information.