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Table 2 Cytotoxicity (LC50 in μg/mL) of compounds 1–3 and their selectivity index (SI)

From: Antibacterial and cytotoxic cytochalasins from the endophytic fungus Phomopsis sp. harbored in Garcinia kola (Heckel) nut

Compounds

Cytotoxicty (LC50)

Selectivity Index*

HeLa cells

Vero cells

HeLa cells

V. cholerae SG24

V. cholerae CO6

V. cholerae NB2

V. cholerae PC2

S. flexneri SDINT

S. aureus ATCC 25923

1

8.18 ± 0.92a

93.02 ± 2.54a

11.37

/

0.18

0.18

/

0.72

0.72

2

35.69 ± 1.31b

129.10 ± 1.20b

3.61

/

0.25

0.25

0.50

1.00

0.50

3

3.66 ± 0.33c

73.88 ± 0.92c

20.18

/

0.14

0.14

/

0.57

0.14

5-FU

0.25 ± 0.05d

4.63 ± 0.17d

18.52

/

/

/

/

/

/

  1. /: not determined; 5-FU 5-Fluorouridine; SI LC50 on Vero cells /MIC or LC50 on HeLa cells; *: SI obtained from average MIC. In the same column, LC50 value marked with different superscript letters (a, b, c, d) are significantly different (p < 0.05)