Table 2 Mean relative abundance of dominant bacterial phyla (>0.5 %) and genera (>0.1 %) among 16S rRNA gene sequences on non-enriched mungo bean sprout controls (t = 0) and at various time points (t = 4, 8, 16, and 24 h) in BPW and EE-broth
Phylum and genus | t = 0 | t = 4 h | t = 8 h | t = 16 h | t = 24 h | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
BPW | EE-broth | BPW | EE-broth | BPW | EE-broth | BPW | EE-broth | ||||||||||
37 °C | 42 °C | 37 °C | 42 °C | 37 °C | 42 °C | 37 °C | 42 °C | 37 °C | 42 °C | 37 °C | 42 °C | 37 °C | 42 °C | 37 °C | 42 °C | ||
Proteobacteria | 90.4 | 89.1 | 87.8 | 95.7 | 94.0 | 90.4 | 95.7 | 98.0 | 99.5 | 55.9 | 71.9 | 99.4 | 99.5 | 73.1 | 80.2 | 99.8 | 97.7 |
  Janithobacterium | 22.0 | 18.9 | 22.6 | 16.7 | 16.0 | 14.8 | 24.3 | 7.7 | 5.6 | 7.1 | 7.3 | 5.7 | 5.0 | 3.0 | 1.2 | 2.2 | 7.3 |
  Klebsiella | 10.3 | 1.1 | 0.5 | 0.6 | 1.7 | 1.3 | 1.7 | 3.2 | 11.9 | 3.9 | 20.7 | 28.5 | 24.5 | 3.8 | 26.6 | 24.6 | 32.3 |
  Pseudomonas | 14.4 | 7.3 | 4.7 | 9.4 | 9.8 | 3.6 | 4.7 | 9.4 | 2.5 | 1.7 | 2.7 | 1.3 | 1.5 | 2.8 | 0.5 | 1.3 | 1.2 |
  Enterobacter | 11.1 | 2.6 | 27.9 | 2.5 | 3.9 | 1.8 | 13.1 | 4.5 | 11.8 | 8.4 | 10.2 | 22.9 | 21.1 | 2.6 | 8.8 | 17.0 | 15.8 |
  Cronobacter | 3.8 | 20.7 | 2.8 | 23.2 | 18.5 | 23.1 | 0.0 | 28.8 | 50.3 | 8.1 | 0.01 | 27.6 | 22.1 | 4.3 | 15.1 | 20.1 | 11.9 |
  Duganella | 4.7 | 3.0 | 6.4 | 0.5 | 0.7 | 0.7 | 0.0 | 0.2 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 3.7 | 0.1 | 0.1 | 1.1 |
  Kosakonia | 5.1 | 13.7 | 14.9 | 14.5 | 21.9 | 18.4 | 3.6 | 15.7 | 1.2 | 3.5 | 0.5 | 0.4 | 2.8 | 2.2 | 1.0 | 2.6 | 2.1 |
  Leclercia | 6.8 | 5.6 | 5.6 | 11.5 | 7.1 | 3.6 | 17.8 | 3.3 | 1.5 | 1.3 | 0.9 | 6.1 | 7.0 | 1.1 | 1.3 | 5.1 | 4.9 |
  Acinetobacter | 3.3 | 3.3 | 1.3 | 0.7 | 0.9 | 2.8 | 0.6 | 0.8 | 0.1 | 7.7 | 7.9 | 0.1 | 0.1 | 20.3 | 16.7 | 0.0 | 0.1 |
Bacteroidetes | 8.8 | 9.9 | 11.6 | 3.5 | 5.1 | 5.0 | 2.6 | 1.3 | 0.4 | 1.5 | 1.9 | 0.5 | 0.4 | 1.2 | 0.2 | 0.2 | 1.7 |
  Flavobacterium | 6.0 | 9.8 | 5.8 | 5.7 | 9.2 | 7.2 | 5.8 | 7.2 | 2.7 | 2.0 | 1.9 | 1.5 | 1.0 | 2.4 | 1.5 | 1.0 | 0.9 |
Firmicutes | 0.6 | 0.9 | 0.6 | 0.8 | 0.9 | 4.6 | 1.7 | 0.7 | 0.2 | 42.6 | 26.2 | 0.07 | 0.05 | 25.7 | 19.6 | 0.02 | 0.6 |
  Bacillus | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.0 | 0.9 | 1.4 | 18.9 | 22.8 | 2.4 | 0.0 | 12.8 | 16.4 | 4.8 | 0.0 |
  Paenibacillus | 0.5 | 2.4 | 0.9 | 2.4 | 1.8 | 4.7 | 0.0 | 4.4 | 0.3 | 3.1 | 0.2 | 0.0 | 0.0 | 0.7 | 0.0 | 0.0 | 5.6 |
  Enterococcus | 0.3 | 1.9 | 0.4 | 3.0 | 1.5 | 4.2 | 0.0 | 2.3 | 6.8 | 3.2 | 1.9 | 1.3 | 10.0 | 4.2 | 5.7 | 4.8 | 11.5 |