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Table 5 Effects on macrophages treated with enriched fractions of Lippia alba essential oils

From: Immunomodulatory, trypanocide, and antioxidant properties of essential oil fractions of Lippia alba (Verbenaceae)

Activity

Treatment

None

BZN

Mix 3

Mix 4

Mix 10

Mix 12

Uninfected J774A.1 macrophages

CC50 (μg/mL)

298

FICa

1.7

0.9

1

O2 Mitochondrialc

0.53

0.97

1.8

0.91

ΔΨmb

N

N

0.85

N

N

N

Genome DNAd

N

F

N

N

N

N

Cellular membranee

N

N

N

N

N

N

Death phenotypeg

ND

ND

ND

ND

ND

ND

IFN-γ (10−8 pg/mL)h

1.4

0

2.2

2.3

1.4

IL-2 (10−4 pg/mL) h

1.5

3.2

2.6

2.4

1.5

TNF-α (pg/mL) h

70.3

3.4

2.8

14.7

1.8

RANTES (pg/mL) h

30.3

2.5

2.9

4.8

1.7

IL-10 (10−3 pg/mL) h

0.8

1.9

0.6

0.4

2.5

IL-4 (10−6 pg/mL) h

2.4

1.5

7.3

4.9

2.5

Genotoxicityf

  

   

% Type 0

100

 

57

41

6

% Type 1

1

36

41

54

90

% Type 2

7

53

2

4

4

% Type 3

89

8

0

1

0

% Type 4

3

3

0

0

0

T. cruzi-Infected J774A.1 macrophages

IC50 (μg/mL)

48

1

FICa

0.4

0.6

0.4

O2 Mitochondrialc

0.98

1.56

0.77

0.82

ΔΨmb

↓↓↓

↓↓↓

Genome DNAd

N

F

F

F

Cellular membranee

N

D

N

N

Death phenotypeg

% Type of Death

N

Nec

60

Apop

80

Apop

80

0

IFN-γ (10−8 pg/mL) h

4.0

3.5

2.2

0.8

0.4

0

IL-2 (10−4 pg/mL) h

4.4

3.9

2.5

0.9

0.5

8.4

TNF-α (pg/mL) h

24.6

81.2

3.9

12.6

73.3

7.1

RANTES (pg/mL) h

29.3

50.1

4.8

6.5

23.0

0.5

IL-10 (10−3 pg/mL) h

0.5

1.3

0.6

0.4

0.8

7.3

IL-4 (10−6 pg/mL) h

2.4

0

2.5

7.4

2.5

8

  1. aCIF Fractional Inhibitory Concentration, bΔΨm Loss of mitochondrial membrane potential (JC-1), Mix Mixture, N normal, F fragmented, ND Not detected, D discontinue, Nec necrosis, Apop apoptosis. cMitoSOX™ fluorescence intensity; dDAPI; ePhase Contrast Microscopy; fCOMET; gTUNEL; hChemiluminescence (LUMINEX)