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Table 2 OTUs significantly more indicative of lung fluids than oropharyngeal swabs

From: Comparing microbiotas in the upper aerodigestive and lower respiratory tracts of lambs

Taxonomy

P value

Average proportion in lung fluids (mean ± SD) (%)

Average proportion in oropharyngeal swabs (mean ± SD) (%)

Highest proportion in PBS controls (%)

Brachybacterium

0.006

1.0 ± 1.7

0.035 ± 0.10

0.022

Brevibacterium

0.002

1.2 ± 1.4

0.064 ± 0.24

0

Corynebacterium

< 0.001

1.9 ± 2.3

0.065 ± 0.19

0.044

Delftia

< 0.001

0.80 ± 1.7

0 ± 0

0

Enterobacteriaceae

0.023

0.65 ± 2.6

0.0063 ± 0.029

2.2

Frigoribacterium

0.021

0.79 ± 1.4

0.077 ± 0.31

0

Janthinobacterium

0.01

0.57 ± 1.4

0.0023 ± 0.0068

0

Jeotgalicoccus psychrophilus

0.008

1.6 ± 2.1

0.040 ± 0.10

0

Microbacterium aurum

0.047

1.2 ± 2.8

0.0045 ± 0.013

0

Micrococcus

0.017

0.77 ± 1.6

0.0080 ± 0.029

4.4

Oxalobacteraceae

< 0.001

0.96 ± 1.5

0.012 ± 0.043

3.0

Pelomonas

< 0.001

0.65 ± 1.1

0.00057 ± 0.0036

2.0

Peptostreptococcaceae

0.006

1.8 ± 2.2

0.050 ± 0.11

0.044

Propionibacterium acnes

< 0.001

0.84 ± 2.3

0.0040 ± 0.020

1.6

Pseudomonas citronellolis

< 0.001

0.51 ± 1.1

0 ± 0

1.0

Rathayibacter caricis

0.016

0.58 ± 1.2

0.0057 ± 0.021

0

Saccharopolyspora

0.009

0.52 ± 1.2

0.0011 ± 0.0071

0

SMB53

< 0.001

0.71 ± 1.3

0.0045 ± 0.018

0

Sphingobium yanoikuyae

< 0.001

0.53 ± 0.56

0 ± 0

13

Staphylococcus

< 0.001

3.9 ± 5.4

0.060 ± 0.18

8.6

Staphylococcus equorum

< 0.001

13.3 ± 9.6

0.32 ± 0.97

0.044

Staphylococcus sciuri

< 0.001

6.4 ± 5.3

0.18 ± 0.59

2.0

Streptomyces

< 0.001

2.0 ± 3.8

0.025 ± 0.096

0

Turicibacter

0.016

1.0 ± 1.8

0.0074 ± 0.021

0

Variovorax paradoxus

0.011

1.2 ± 1.2

0.024 ± 0.060

0.022

  1. OTUs were significantly more (P < 0.05) indicative of lamb lung fluids than oropharyngeal swabs and were on average > 0.5% abundant in lung fluids