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Table 2 Cytotoxic activities of fractions from the crude extracts

From: Microbial diversity of saline environments: searching for cytotoxic activities

Strain ID

Crude extract/fraction

Extraction solvent

Cytotoxic activity of fractions IC50 (µg mL−1)

Cellular line

4T1

MCF7

CG 35

Crude extract

Chloroform

117.8

188.6

F 2.1

Hexane:ethyl acetate

8:2

73.8

87.9

F 2.2

Hexane:ethyl acetate

8:2

69.6

68.4

F 4.1

Ethyl acetate

88.2

247.2

F 5.2

Ethyl acetate:methanol

9:1

84.5

79.7

F 5.3

Ethyl acetate:methanol

9:1

72.6

96.3

CG 24

Crude extract

Ethyl acetate

> 250

57.2

F 6.2

Methanol

> 250

138.6

CG 22

Crude extract

Chloroform

29.8

76.5

F 6.1

Methanol

> 250

44.8

CG 63

Crude extract

Chloroform

107

76.4

F 4.1

Ethyl acetate

ND

44.4

CG 50

Crude extract

Chloroform

158.6

115

F 6.1

Methanol

31.2

> 250

USBA 344

Crude extract

Ethyl acetate

15

22

F 3.2

Hexane:ethyl acetate

1:1

229.2

80.3

USBA 371

Crude extract

Chloroform

5.5

4.5

F 4.1

Ethyl acetate

15.2

26.6

F 4.2

Ethyl acetate:methanol

9:1

8.9

16.3

F 5.1

Ethyl acetate:methanol

9:1

7.2

14.5

F 6.1

Methanol

28.7

49.0

  1. ND No data