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Cytotoxic effects of crude secondary metabolites from the stem of S. mauritianum and its bacterial endophytes on A549 Lung carcinoma cells tested at different concentrations, ranging from 100–3.13 µg/mL. Auranofin was used as positive control. N1 = P. ananatis, N3 = P. eucalypti, N5 = P. vagans, and N18 = S. mauritianum stem.
