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Table 5 Correlation coefficients (Pearson) between biomarker responses induced by PM exposure

From: Physico-chemical characterization of African urban aerosols (Bamako in Mali and Dakar in Senegal) and their toxic effects in human bronchial epithelial cells: description of a worrying situation

UF BK1 GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1 UF BK2 GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1 UF DK GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1
GM-CSF 1       GM-CSF 1       GM-CSF 1      
IL-6 0.976 1      IL-6 0.692 1      IL-6 0.954 1     
AREG 0.188 0.339 1     AREG 0.656 0.786 1     AREG 0.965 0.940 1    
CYP1A1 0.535 0.504 0.541 1    CYP1A1 −0.062 0.362 −0.024 1    CYP1A1 0.986 0.943 0.983 1   
NQO-1 0.599 0.422 −0.482 0.372 1   NQO-1 0.899 0.725 0.426 0.122 1   NQO-1 0.972 0.961 0.940 0.951 1  
HO-1 0.880 0.872 0.457 0.838 0.520 1 HO-1 0.968 0.824 0.791 0.073 0.851 1 HO-1 0.885 0.852 0.786 0.800 0.914 1
F BK1 GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1 F BK2 GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1 F DK GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1
GM-CSF 1       GM-CSF 1       GM-CSF 1      
IL-6 0.862 1      IL-6 0.186 1      IL-6 0.937 1     
AREG 0.796 0.870 1     AREG 0.888 0.257 1     AREG 0.847 0.678 1    
CYP1A1 0.896 0.882 0.968 1    CYP1A1 −0.922 0.016 −0.888 1    CYP1A1 0.913 0.801 0.963 1   
NQO-1 0.680 0.740 0.831 0.871 1   NQO-1 0.815 0.361 0.533 −0.576 1   NQO-1 0.974 0.891 0.925 0.951 1  
HO-1 −0.723 −0.414 −0.308 −0.508 −0.279 1 HO-1 0.963 0.182 0.931 −0.978 0.676 1 HO-1 0.697 0.849 0.385 0.455 0.669 1
BK1 GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1 BK2 GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1 DK GM-CSF IL-6 AREG CYP1A1 NQO-1 HO-1
GM-CSF 1       GM-CSF 1       GM-CSF 1      
IL-6 0.611 1      IL-6 0.516 1      IL-6 0.948 1     
AREG 0.693 0.484 1     AREG 0.790 0.505 1     AREG 0.913 0.859 1    
CYP1A1 0.805 0.442 0.944 1    CYP1A1 0.088 0.354 0.225 1    CYP1A1 0.948 0.868 0.905 1   
NQO-1 0.812 0.275 0.675 0.843 1   NQO-1 0.799 0.566 0.650 0.543 1   NQO-1 0.717 0.665 0.610 0.827 1  
HO-1 0.041 0.145 −0.224 −0.235 −0.092 1 HO-1 0.911 0.477 0.640 0.001 0.620 1 HO-1 0.200 0.322 0.322 −0.025 −0.393 1
  1. Data are presented for UF, F and all size fractions (BK1, BK2, DK). Bold values represent a statistical correlation between biomarkers (p < 0.05).