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Table 5 Cytotoxicity effect and antiviral activity of eight Eucalyptus essential oils

From: Chemical composition of 8 eucalyptus species' essential oils and the evaluation of their antibacterial, antifungal and antiviral activities

Essential oils

СС50 *)(mg/mL, ± SD)

Concentrations (mg/mL)

Antiviral activity

Pre-treatment of cells

IC50(mg/ml)

SI

Pre-treatment of virus

IC50(mg/ml)

SI

E. cin

204.5 ± 0.35b•)

150

66.5

131b

1.56a

71

102c

2a

75

0

54

37.5

0

0

E. sid

247.3 ± 0.9c

150

0

Nd

Nd

0

Nd

Nd

75

0

0

37.5

0

0

E. mai

253.5 ± 0.35c

150

29

233.5c

1.08a

62.5

136.5d

1.85a

75

0

0

37.5

0

0

E. leh

15 ± 00.0a

15

0

Nd

Nd

0

Nd

Nd

7.5

0

0

3.75

0

0

E. bic

16 ± 00.0a

15

0

4.8a

3.33b

0

0.7a

22.8b

7.5

66.5

87.5

3.75

37.5

83

E. ast

15.7 ± 0.14a

15

0

Nd

Nd

83

8.4b

1.86a

7.5

0

46

3.75

0

25

E. leu

14.9 ± 0.07a

15

0

Nd

Nd

0

Nd

Nd

7.5

0

0

3.75

0

0

E. odo

6.2 ± 0.14a

6

0

Nd

Nd

0

Nd

Nd

3

0

0

  

1.5

0

  

0

  
  1. *) Values were expressed as a cytotoxic concentration ± SD of duplicate determination.
  2. ·) Values with different letters differ significantly by Duncan's multiple range test (p < 0.05).
  3. Nd: Not determined.