Table 3 Significant correlations between AMR gene richness and biological and chemical characteristics of the soil.

From: Antibiotic resistance patterns in soils across the Scottish landscape

Antibiotic Class

Bacteria (16S rRNA)

pH and nutrients

Metals

PAH

PCB

Mobile genetic elements

Aminoglycoside

Abundance (0.23)

    

Int (0.39), Tn (0.53)

Beta-lactam

Abundance (0.31)

Richness (0.21)

pH (0.21)

LOI (−0.25)

C (−0.23)

Mn (0.22)

 

2,2′,3,4,4′,5′-hexachlorobiphenyl (−0.20)

2,2′,4,4′,5,5′-hexachlorobiphenyl (−0.20)

2,2′,3,4,4′,5,5′-heptachlorobiphenyl (−0.20)

Int (0.37), Tn (0.49)

FCA

Abundance (0.24)

     

MLSB

     

Int (0.37), Tn (0.46)

Multidrug

Abundance (0.23)

LOI (−0.21)

C (−0.20)

   

Int (0.43), Tn (0.43)

Sulfonamide

Abundance (0.22)

Richness (0.20)

pH (0.19)

LOI (−0.21)

C (−0.21)

N (−0.19)

Mn (0.20)

 

2,2′,4,4′,5,5′-hexachlorobiphenyl (−0.20)

Int (0.42), Tn (0.39)

Tetracycline

Abundance (0.27)

LOI (−0.23)

C (−0.24)

Ba (0.19)

Chrysene (−0.19)

2,2′,4,5,5′-pentachlorobiphenyl (−0.26)

2,3′,4,4′,5-Pentachlorobiphenyl (−0.25)

2,2′,3,4,4′,5′-hexachlorobiphenyl (−0.28)

2,2′,4,4′,5,5′-hexachlorobiphenyl (−0.29)

2,2′,3,4,4′,5,5′-heptachlorobiphenyl (−0.26)

Int (0.34), Tn (0.46)

Vancomycin

 

LOI (−0.23)

C (−0.24)

Ba (0.22)

Al (0.19)

 

2,2′,4,5,5′-pentachlorobiphenyl (−0.25)

2,3′,4,4′,5-Pentachlorobiphenyl (−0.23)

2,2′,3,4,4′,5′-hexachlorobiphenyl (−0.28)

2,2′,4,4′,5,5′-hexachlorobiphenyl (−0.29)

2,2′,3,4,4′,5,5′-heptachlorobiphenyl (−0.23)

Int (0.41), Tn (0.43)

Other

     

Int (0.31), Tn (0.36)

Mobile genetic elements

Integrons

     

NA

Transposons

Abundance (0.22)

    

NA

  1. No significant correlations were found with PBDEs. Values of rS are in brackets. In all cases, p < 0.01.