Figure 8From: Adipose-derived stem cells cooperate with fractional carbon dioxide laser in antagonizing photoaging: a potential role of Wnt and β-catenin signalingEffect of different density SFRP2 on the expression of wnt/β-catenin signaling proteins in ADSC-CM cultured photoaging HDF. 100 ng/ml SFRP2 significantly down regulated the expression of wnt3a and β-catenin.Back to article page