Fig. 6From: Discrimination and quality evaluation of fifteen components in Stauntonia hexaphylla leaves from different harvest time by HPLC–PDA–ESI–MS/MS and ELSD coupled with multivariate statistical analysis and anti-inflammatory activity evaluationEffect of the S. hexaphylla leaves extract (200 μg/mL) from different growth years and seasons on the production of nitric oxide. The values of *P < 0.05 and **P < 0.01 were compared with the LPS stimulated group followed by ANOVA. DEX was selected as the positive control group at the concentration of 10 μMBack to article page