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DPPH· and HO· scavenging activity of thirteen major sub-fractions (MMP-1 to MMP-13) of MUA-4-B at the concentration of 2.0 mg protein/mL. The data are presented as the mean ± SD (n = 3). a–g or A–G Column wise values with the same superscripts indicate no significant difference (p > 0.05).
