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Table 2 Spearman’s correlations among personal BTX exposure, trans,trans-muconic acid, immunological, inflammatory, and oxidative stress biomarkers (n = 66)

From: Evaluation of immunological, inflammatory, and oxidative stress biomarkers in gasoline station attendants

 Benzene (μg m− 3)Toluene (μg m− 3)o-Xylene (μg m− 3)m-Xylene (μg m− 3)p-Xylene (μg m− 3)t,t-MA (μg g− 1 creatinine)
CD80 monocyte expression (%)r = − 0.26 (p < 0.05)r = − 0.32 (p < 0.05)p > 0.05p > 0.05p > 0.05r = − 0.43 (p < 0.001)
CD86 monocyte expression (%)r = − 0.46 (p < 0.001)r = − 0.58 (p < 0.001)r = − 0.43 (p < 0.05)r = − 0.41 (p < 0.05)r = − 0.43 (p < 0.05)r = − 0.47 (p < 0.001)
IL-1β (pg mL− 1)r = 0.43 (p < 0.001)r = 0.37 (p < 0.05)p > 0.05r = 0.46 (p < 0.05)r = 0.39 (p < 0.05)r = 0.54 (p < 0.001)
IL-6 (pg mL− 1)r = 0.38 (p < 0.05)r = 0.37 (p < 0.05)p > 0.05r = 0.40 (p < 0.05)r = 0.36 (p < 0.05)r = 0.50 (p < 0.001)
IL-10 (pg mL− 1)r = − 0.36 (p < 0.001)r = − 0.38 (p < 0.05)p > 0.05r = − 0.44 (p < 0.05)r = − 0.34 (p < 0.05)r = − 0.54 (p < 0.001)
TNF-α (pg mL− 1)r = 0.43 (p < 0.001)r = 0.41 (p < 0.05)p > 0.05r = 0.37 (p < 0.05)r = 0.35 (p < 0.05)r = 0.48 (p < 0.001)
INF-γ (pg mL− 1)r = 0.47 (p < 0.001)r = 0.44 (p < 0.001)p > 0.05r = 0.41 (p < 0.05)r = 0.40 (p < 0.05)r = 0.59 (p < 0.001)
PCO (nmol mg− 1 protein)r = 0.46 (p < 0.001)r = 0.45 (p < 0.001)p > 0.05r = 0.49 (p < 0.001)r = 0.45 (p < 0.05)r = 0.64 (p < 0.001)
GST (U GST mg− 1 protein)p > 0.05p > 0.05p > 0.05r = − 0.34 (p < 0.05)r = − 0.34 (p < 0.05)r = − 0.26 (p < 0.05)
  1. t,t-MA trans,trans-muconic acid, IL-1β interleukin-1β, IL-6 interleukin-6, IL-10 interleukin-10, TNF-α tumor necrosis factor-α, IFN-γ interferon-γ, PCO protein carbonyl, GST glutathione S-transferase