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Antioxidant screening of actinobacterial methanolic extracts. Purple bars represent DPPH assays and green bars represent ABTS assays. Each TEAC (Trolox equivalent antioxidant capacity) value is expressed as the mean (n = 3), and error bars represent standard deviation (SD). Red lines indicate TEACs of 4.66 and 3.35 values for the DPPH and ABTS assays, respectively.
