TABLE 1

Summary of the results obtained after quantitative monitoring of the 16S rRNA gene and seven ARGs in the sewage samples obtained from 14 NYC WWTPs over three sampling time pointsa

Gene
tested
FebruaryMayAugust
Mean gene
copies/ml
of sewage
Mean %
resistance gene/
16S gene copies
Mean gene
copies/ml
of sewage
Mean %
resistance gene/
16S gene copies
Mean gene
copies/ml
of sewage
Mean %
resistance gene/
16S gene copies
16S2.68E+08NA7.1E+08NA8.13E+07NA
mecA3.65E+030.0029.1E+020.00012.51E+010.00003
blaTEM-12.00E+050.317.47E+061.172.57E+050.3248
ermB5.95E+050.132.27E+060.271.02E+050.13
tetO3.72E+063.191.06E+071.532.35E+063.148
tetC8.44E+050.33.04E+074.23.36E+064.15
vanA4.05E+050.211.22E+071.831.70E+061.81
sul17.37E+050.441.2E+071.771.44E+061.72
  • a NA, not applicable. Boldfacing indicates data for the 16S gene.