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Table 4 Most abundant sequenced and cultured bacterial species

From: The human jejunum has an endogenous microbiota that differs from those in the oral cavity and colon

  Bacterial Species Phylum DNA: 16S analysis Colonies
Top 10 abundance species detected
% of Subjects % of Subjects
1 Streptococcus mitis (tigurinus,oralis) Firmicutes 100% 0
2 Veillonella atypica Firmicutes 70% 0
3 Haemophilus parainfluenzae Proteobacteria 65% 0
4 Fusobacterium periodonticum Fusobacteria 60% 0
5 Streptococcus vestibularis Firmicutes 55% 0
6 Prevotella melaninogenica Bacteroidetes 50% 0
7 Escherichia coli Proteobacteria 45% 25%
8 Prevotella histicola Bacteroidetes 40% 0
9 Streptococcus parasanguinis Firmicutes 40% 33%
10 Streptococcus pseudopneumoniae Firmicutes 35% 0
11 Actinomyces odontolyticus Actinobacteria 30% 8%
12 Prevotella veroralis Bacteroidetes 30% 0
13 Neisseria mucosa Proteobacteria 25% 0
14 Veillonella dispar Firmicutes 25% 8%
15 Prevotella pallens Bacteroidetes 25% 0
16 Granulicatella adiacens Firmicutes 20% 0
17 Rothia mucilaginosa Actinobacteria 20% 8%
18 Actinobacillus parahaemolyticus Proteobacteria 15% 0
19 Prevotella salivae Bacteroidetes 15% 0
20 Gemella cunicula Firmicutes 10% 0
21 Leptotrichia wadei Fusobacteria 10% 0
22 Lachnoclostridium celerecrescens Firmicutes 10% 0
23 Ralstonia pickettii Proteobacteria 10% 0
24 Enterobacter soli Proteobacteria 10% 0
25 Citrobacter freundii Proteobacteria 10% 17%
26 Citrobacter werkmanii Proteobacteria 5% 0
27 Campylobacter concisus Proteobacteria 5% 0
28 Fusobacterium nucleatum Fusobacteria 5% 0
29 Porphyromonas endodontalis Bacteroidetes 5% 0
30 Corynebacterium argentoratense Actinobacteria 5% 0
31 Klebsiella variicola Proteobacteria 5% 0
32 Klebsiella granulomatis Proteobacteria 5% 0
33 Megasphaera micronuciformis Firmicutes 5% 0
34 Oribacterium sinus Firmicutes 5% 0
35 Gemella sanguinis Firmicutes 5% 0
36 Lactobacillus mucosae Firmicutes 5% 0
37 Streptococcus salivarius Firmicutes 5% 58%
38 Streptococcus lactarius Firmicutes 5% 0
39 Streptococcus peroris Firmicutes 5% 0
  1. DNA 16S analysis Top10: Fraction of subjects who ranked this species among their Top 10 most abundant, as determined by 16S rRNA metagenomic analysis of total bacterial DNA. Colonies: species detected. Fraction of subjects positive for the species by a spot-check sampling of colonies from rich medium aerobic and anaerobic cultures of the first 12 subjects recruited: A, C, D, G, I, L, N, O, P, R, T