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Table 4 Cytotoxicity from Adamu et al., [[6]] and selectivity index of leaf acetone extracts of 13 plant species against four bacterial pathogens calculated by dividing cytotoxicity by MIC

From: The antibacterial activity, antioxidant activity and selectivity index of leaf extracts of thirteen South African tree species used in ethnoveterinary medicine to treat helminth infections

Plant species Cytotoxicity (mg/ml) Staphylococcus aureus Escherichia coli Enterococcus faecalis Pseudomonas aeruginosa
Brachylaena discolor 0.004 0.00 0.01 0.03 0.01
Zanthoxylum capense 0.008 0.01 0.00 0.03 0.03
Clerodendrum glabrum 0.172 0.14 0.55 0.14 0.27
Heteromorpha trifoliata 0.043 0.03 0.07 0.03 0.07
Apodytes dimidiata 0.003 0.01 0.00 0.00 0.01
Strychnos mitis 0.043 0.14 1.08 0.07 0.27
Maesa lanceolata 0.104 1.30 2.60 2.60 5.20
Indigofera frutescens 0.052 0.33 0.33 0.65 0.17
Leucosidea sericea 0.016 0.20 0.22 0.80 0.80
Melia azedarach 0.145 0.23 0.47 0.91 0.23
Clausena anisata 0.053 0.33 0.17 0.17 0.17
Cyathea dregei 0.017 0.05 0.05 0.01 0.05
Milletia grandis 0.021 0.07 0.07 0.07 0.07