Polyphenols from Chilean Propolis and Pinocembrin Reduce MMP-9 Gene Expression and Activity in Activated Macrophages

Figure 3

Necrosis/apoptosis detection in activated RAW 264.7 cells exposed to ethanolic extract of propolis, pinocembrin, and vehicle. (a) Effect of EEP (1–10 μg/mL) on cell viability by necrosis/apoptosis detection. (b) Effect of pinocembrin treatment (1–10 μg/mL) on cell viability by necrosis/apoptosis detection in RAW 264.7 cells under LPS stimulus. : ; Dunnett’s multiple comparison test: .

(a)

(b)