Table 5 Abundant microbial taxa in pellet and supernatant fractions from subway air samples (MetaSUB method)
Supernatant | Pellet | ||||||
Phylum | Prevalence | abundance | Phylum | Prevalence | abundance | ||
mean | Total | mean | Total | ||||
Actinobacteria | 3.5 | 9479 | 51.21% | Actinobacteria | 4.0 | 10,653 | 53.53% |
Proteobacteria | 3.1 | 14,453 | 28.87% | Proteobacteria | 3.4 | 15,894 | 24.50% |
Bacteroidetes | 2.8 | 3139 | 7.10% | Basidiomycota | 3.7 | 717 | 5.42% |
Firmicutes | 2.5 | 3816 | 4.23% | Ascomycota | 4.2 | 2109 | 5.23% |
Deinococcus-Thermus | 3.2 | 184 | 3.06% | Bacteroidetes | 2.9 | 3202 | 4.44% |
Basidiomycota | 1.5 | 290 | 1.86% | Firmicutes | 2.6 | 3874 | 2.68% |
Ascomycota | 2.4 | 1231 | 1.62% | Deinococcus-Thermus | 3.7 | 214 | 2.05% |
Cyanobacteria | 2.8 | 431 | 1.47% | Cyanobacteria | 3.6 | 557 | 1.03% |
Euryarchaeota | 1.5 | 260 | 0.17% | Euryarchaeota | 2.1 | 367 | 0.66% |
Acidobacteria | 3.4 | 103 | 0.10% | Acidobacteria | 4.4 | 132 | 0.11% |
Family | Prevalence | abundance | Family | Prevalence | abundance | ||
mean | Total | mean | Total | ||||
Micrococcaceae | 3.6 | 735 | 11.27% | Micrococcaceae | 3.9 | 795 | 14.70% |
Nocardioidaceae | 3.1 | 236 | 9.32% | Nocardioidaceae | 3.0 | 222 | 8.26% |
Microbacteriaceae | 3.4 | 921 | 5.24% | Geodermatophilaceae | 2.9 | 97 | 4.65% |
Sphingomonadaceae | 3.8 | 1119 | 5.20% | Microbacteriaceae | 3.5 | 958 | 4.53% |
Geodermatophilaceae | 3.7 | 121 | 4.60% | Sphingomonadaceae | 4.3 | 1260 | 4.22% |
Moraxellaceae | 2.9 | 794 | 4.14% | Intrasporangiaceae | 3.8 | 199 | 4.20% |
Hymenobacteraceae | 3.5 | 150 | 3.93% | Moraxellaceae | 2.6 | 717 | 2.77% |
Intrasporangiaceae | 3.7 | 192 | 3.81% | Corynebacteriaceae | 4.2 | 881 | 2.61% |
Corynebacteriaceae | 3.7 | 789 | 3.77% | Rhodobacteraceae | 4.3 | 1698 | 2.33% |
Deinococcaceae | 4.0 | 117 | 3.03% | Hymenobacteraceae | 3.8 | 163 | 2.15% |
Genus | Prevalence | abundance | Genus | Prevalence | abundance | ||
mean | Total | mean | Total | ||||
Arthrobacter | 3.3 | 320 | 6.31% | Arthrobacter | 3.7 | 357 | 7.74% |
Sphingomonas | 3.7 | 512 | 4.40% | Micrococcus | 3.9 | 39 | 4.19% |
Nocardioides | 3.0 | 127 | 3.87% | Sphingomonas | 4.1 | 560 | 3.40% |
Hymenobacter | 3.4 | 89 | 3.85% | Nocardioides | 2.9 | 120 | 3.14% |
Corynebacterium | 3.8 | 767 | 3.73% | Blastococcus | 3.5 | 39 | 3.13% |
Psychrobacter | 2.5 | 143 | 3.24% | Corynebacterium | 4.2 | 854 | 2.59% |
Deinococcus | 4.0 | 117 | 3.03% | Marmoricola | 5.8 | 23 | 2.56% |
Friedmanniella | 6.0 | 18 | 2.85% | Friedmanniella | 6.0 | 18 | 2.38% |
Blastococcus | 4.1 | 45 | 2.60% | Psychrobacter | 2.3 | 133 | 2.37% |
Micrococcus | 4.6 | 46 | 2.31% | Hymenobacter | 3.2 | 84 | 2.04% |
Species | Prevalence | abundance | Species | Prevalence | abundance | ||
mean | Total | mean | Total | ||||
Deinococcus marmoris | 6.0 | 6 | 2.07% | Arthrobacter sp. H41 | 6.0 | 6 | 2.07% |
Arthrobacter sp. Leaf234 | 6.0 | 6 | 1.91% | Micrococcus luteus | 6.0 | 6 | 1.96% |
Marmoricola sp. Leaf446 | 6.0 | 6 | 1.31% | Rubrobacter aplysinae | 6.0 | 6 | 1.52% |
Friedmanniella flava | 6.0 | 6 | 1.05% | Arthrobacter sp. Leaf234 | 6.0 | 6 | 1.51% |
Friedmanniella sagamiharensis | 6.0 | 6 | 1.03% | Marmoricola sp. Leaf446 | 6.0 | 6 | 1.42% |
Cutibacterium acnes | 6.0 | 6 | 1.02% | Blastococcus sp. DSM 44268 | 6.0 | 6 | 1.32% |
Mrakia frigida | 6.0 | 6 | 1.02% | Deinococcus marmoris | 6.0 | 6 | 1.27% |
Blastococcus sp. DSM 44268 | 6.0 | 6 | 1.02% | Arthrobacter agilis | 6.0 | 6 | 0.95% |
Micrococcus luteus | 6.0 | 6 | 1.01% | Friedmanniella flava | 6.0 | 6 | 0.89% |
Arthrobacter sp. H41 | 6.0 | 6 | 0.98% | Stereum hirsutum | 6.0 | 6 | 0.86% |