Figure 1.
Effects of solvent fractions from Prunella vulgaris var. lilacina on the viability of RAW 264.7 cells. (A) Lipopolysaccharide (LPS) untreated; (B) LPS treated. Bars represent the mean and standard deviations from three different experiments performed in triplicate. *p < 0.05 significantly different from the LPS group.