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Table 3 Results of independent samples t-tests for mROS production using MitoSOXâ„¢ Red fluorescence measurements

From: Differential activation of RAW 264.7 macrophages by size-segregated crystalline silica

Time Period

Particle Size

Mean

SD

t

p

1

Ultrafine

42.55

60.84

3.12

.004*

Coarse

8.98

11.35

2

Ultrafine

203.81

87.86

8.76

<.0005*

Coarse

51.02

32.47

3

Ultrafine

297.86

67.92

11.54

<.0005

Coarse

96.64

67.19

4

Ultrafine

391.79

49.32

13.43

<.0005*

Coarse

145.69

87.42

5

Ultrafine

450.25

108.07

9.15

<.0005

Coarse

196.02

107.24

6

Ultrafine

477.14

151.41

6.41

<.0005

Coarse

236.56

139.18

  1. * Based on Satterthwaite approximation