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Table 4 Relative abundance of microbiota at the phyla level in faeces of gilts, %

From: Microbial and metabolomic mechanisms mediating the effects of dietary inulin and cellulose supplementation on porcine oocyte and uterine development

Items

Treatments

P-value

1.0 DF

1.5 DF

1.75DF

2.0 DF

Linear

Quadratic

Firmicutes

44.22 ± 1.07ab

47.63 ± 1.89a

40.34 ± 1.53bc

38.36 ± 0.80c

<  0.001

0.003

Bacteroidetes

40.64 ± 1.16bc

38.81 ± 1.79c

44.85 ± 1.78ab

46.51 ± 1.42a

0.004

0.043

Spirochaetes

4.62 ± 0.65ab

3.29 ± 0.59b

5.76 ± 0.63a

5.60 ± 0.79ab

0.169

0.079

Proteobacteria

4.08 ± 0.41a

3.80 ± 0.26ab

3.00 ± 0.23b

3.00 ± 0.24b

0.002

0.629

Tenericutes

2.12 ± 0.13

2.26 ± 0.27

2.73 ± 0.22

2.69 ± 0.16

0.013

0.866

Euryarchaeota

2.15 ± 0.32

2.72 ± 0.79

1.38 ± 0.38

1.97 ± 0.29

0.385

0.778

Actinobacteria

0.87 ± 0.55a

0.22 ± 0.01b

0.18 ± 0.02b

0.23 ± 0.03b

<  0.001

0.008

Lentisphaerae

0.74 ± 0.05b

0.67 ± 0.07b

1.02 ± 0.08a

0.82 ± 0.07ab

0.062

0.840

Planctomycetes

0.13 ± 0.04ab

0.26 ± 0.09a

0.09 ± 0.02b

0.05 ± 0.01b

0.017

0.002

Cyanobacteria

0.17 ± 0.02bc

0.15 ± 0.02c

0.25 ± 0.04ab

0.34 ± 0.05a

<  0.001

0.010

Others

0.25 ± 0.03b

0.18 ± 0.01c

0.41 ± 0.02a

0.47 ± 0.05a

<  0.001

<  0.001

  1. Data are expressed as means ± S.E.; DF, dietary fiber; n = 6; Means with different letters a,b denote P <  0.05