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Table 4 Oxidative burst activity pre and post ozone exposure

From: Individuals with increased inflammatory response to ozone demonstrate muted signaling of immune cell trafficking pathways

Oxidative burst activity (MFI/%)

R pre ozone

R post ozone

R ozone response

NR pre ozone

NR post ozone

NR ozone response*

Pre exposure R vs NR

Post exposure R vs NR

Ozone response R vs NR

Mac

118 (16)

84 (15)

−19 (15)

114 (25)

128 (31)

116 (112)

ns

ns

ns

% Mac

55 (8)

36 (7)

−20 (20)

52 (12)

36 (13)

−18 (29)

ns

ns

ns

PMN

41 (7)

35 (5)

14 (23)

49 (11)

63 (13)

127 (134)

ns

ns

ns

% PMN

73 (8)

58 (7)

35 (58)

65 (11)

49 (17)

−4 (37)

ns

ns

ns

  1. Mean (+/− standard error) values are displayed for burst activity (MFI) and % of cells undergoing burst response.
  2. R = Responders; NR = Non-Responders; MFI = mean fluorescence intensity; Mac = macrophages; PMN = Polymorphonuclear neutrophil; ns = not significant.
  3. * Ozone Response values were calculated as the mean of the sum of the individual subject differences in oxyburst values between post and pre exposure.
  4. pre = 48 hours pre exposure; post = 5 hours post exposure.