Fig. 5From: Efficient extraction and antioxidant activity of polyphenols from Antrodia cinnamomeaThe effect of different extraction time on the extraction yield of polyphenols of A. cinnamomea. SPSS analysis showed that differences were between groups 70 and 30, 70 and 90, 70 and 120, 50 and 30 (P < 0.05), and are marked by different letters (e.g., 30, 70)Back to article page