Table 1 Core genera defined as those present in at least 8 of the 9 samples (88.88% of the samples) from each body site

1

Unclassified Bacteroidales

12.651

1

Unclassified Ruminococcaceae

15.331

1

Unclassified Bacteroidales

14.727

2

Actinobacillus

10.061

2

Streptococcus

11.179

2

Clostridium

8.211

3

Unclassified Moraxellaceae

7.383

3

Unclassified Clostridiales

10.462

3

Unclassified Bacteria

7.482

4

Streptobacillus

6.801

4

Prevotella

10.164

4

Bacteroides

6.725

5

Unclassified Fusobacteriaceae

5.886

5

Unclassified Bacteria

8.800

5

Prevotella

5.830

6

Neisseria

4.323

6

Unclassified Bacteroidales

8.380

6

Unclassified Fusobacteriaceae

5.458

7

Unclassified Bacteroidetes

4.187

7

Unclassified S24-7

4.956

7

Campylobacter

4.090

8

Alkanindiges

3.459

8

Lactobacillus

4.193

8

Streptococcus

3.992

9

Streptococcus

2.511

9

Clostridium

3.002

9

Unclassified Pasteurellaceae

3.365

10

Unclassified OD1

2.308

10

Ruminococcus

1.176

10

Unclassified Clostridiales

2.793

11

Unclassified Flavobacteriaceae

2.055

11

Bacillus

0.862

11

Unclassified Ruminococcaceae

2.299

12

Anaerorhabdus

1.713

12

Gemmiger

0.830

12

Peptostreptococcus

0.830

13

Unclassified Flavobacteriales

1.530

13

Faecalibacterium

0.591

13

Lactobacillus

0.688

14

Prevotella

1.515

14

Anaerorhabdus

0.514

14

Escherichia

0.605

15

Bacillus

1.410

15

Unclassified Erysipelotrichaceae

0.496

15

Bacillus

0.462

16

Unclassified SR1

1.350

16

Roseburia

0.427

16

Peptoniphilus

0.241

17

Bergeyella

1.328

17

Unclassified Lactobacillaceae

0.201

17

Unclassified Flavobacteriaceae

0.082

18

Unclassified Peptostreptococcaceae

1.032

18

Succinivibrio

0.166

19

Campylobacter

0.899

19

Coprococcus

0.137

20

Unclassified Bacteria

0.859

20

Propionispira

0.124

21

Unclassified Alcaligenaceae

0.403

22

Porphyromonas

0.384

23

Unclassified Lactobacillales

0.355

24

Unclassified Ruminococcaceae

0.328

25

Unclassified Neisseriaceae

0.276