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Table 1 Copy numbers, and relative abundance of total bacteria in each fraction *

From: Quantitative comparisons of select cultured and uncultured microbial populations in the rumen of cattle fed different diets

Taxon

Lq-H (Jersey)

Lq-C (Holstein)

Ad-H (Jersey)

Ad-C (Holstein)

P value

Total bacteria

1.71×108 ± 1.00×108

5.19×108 ± 5.65×107

1.86×108 ± 2.85×107

4.98×108 ± 5.00×107

0.031

Total archaea

2.62×104 ± 1.87×104

7.22×102 ± 7.60×101

3.16×104 ± 3.75×103

3.43×103 ± 2.07×103

0.183

F. succinogenes

3.32×106 ± 1.32×106

3.56×106 ± 4.50×105

5.76×106 ± 1.15×106

5.20×106 ± 1.75×106

0.503

(2.27 ± 0.56%)ab

(0.68 ± 0.01%)b

(3.09 ± 0.14%)a

(1.09% ± 0.46)ab

(0.031)

R. albus

7.59×104 ± 4.41×104(b)

5.31×105 ± 1.90×104(a)

3.60×105 ± 1.44×105(ab)

5.87×105 ± 4.15×104(a)

0.033

(0.05 ± 0.00%)

(0.10 ± 0.01%)

(0.19 ± 0.05%)

(0.12 ± 0.00%)

(0.067)

R. flavefaciens

2.56×106 ± 8.24×105(c)

8.27×106 ± 4.31×105(b)

8.58×106 ± 1.88×105(b)

2.07×107 ± 4.10×105(a)

<0.001

(1.86 ± 0.61%)b

(1.60 ± 0.09%)a

(4.71 ± 0.62%)a

(4.20 ± 0.34%)a

(0.020)

Butyrivibrio

1.91×106 ± 8.65×105

3.46×106 ± 7.65×105

3.56×106 ± 6.95×105

3.43×106 ± 1.20×105

0.374

(1.25 ± 0.23%)

(0.66 ± 0.08%)

(2.02 ± 0.68%)

(0.70 ± 0.09%)

(0.156)

P. ruminicola

1.94×105 ± 1.58×105(b)

6.31×106 ± 1.35×106(a)

9.40×105 ± 1.91×105(b)

3.88×106 ± 6.20×105(ab)

0.014

(0.09 ± 0.04%)b

(1.26 ± 0.40%)a

(0.50 ± 0.03%)ab

(0.78 ± 0.05%)ab

(0.059)

Prevotella

4.40×107 ± 2.96×107(b)

1.88×108 ± 2.60×107(a)

5.95×107 ± 5.45×106(b)

1.20×108 ± 1.00×106(ab)

0.022

(23.83 ± 3.35%)

(37.19 ± 9.06%)

(33.25 ± 8.01%)

(24.43 ± 2.63%)

(0.458)

S. ruminantium

1.33×105 ± 1.08×105

8.05×105 ± 2.57×105

1.82×105 ± 2.15×104

6.51×105 ± 1.68×105

0.098

(0.06 ± 0.03%)

(0.16 ± 0.07%)

(0.10 ± 0.00%)

(0.13 ± 0.02%)

(0.394)

R. amylophilus

8.18×104 ± 3.61×104

8.43×105 ± 3.48×105

1.04×105 ± 5.86×104

3.02×104 ± 2.46×104

0.084

 

(0.05 ± 0.01%)

(0.17 ± 0.09%)

(0.05 ± 0.02%)

(0.01 ± 0.00%)

(0.198)

Ad-C1-74-3

7.32×104 ± 4.27×104(b)

1.00×105 ± 2.05×103(b)

1.86×105 ± 2.95×104(ab)

3.16×105 ± 4.75×104(a)

0.027

(0.04 ± 0.00%)

(0.02 ± 0.00%)

(0.10 ± 0.03%)

(0.06 ± 0.02%)

(0.104)

Lq-C2-16-3

4.55×105 ± 6.05×104(b)

9.79×105 ± 4.90×104(b)

1.42×106 ± 6.50×104(ab)

3.24×106 ± 7.75×105(a)

0.003

(0.38 ± 0.18%)

(0.19 ± 0.03%)

(0.79 ± 0.16%)

(0.67 ± 0.22%)

(0.180)

Lq-C2-58-2

1.22×106 ± 7.89×105(b)

3.08×106 ± 8.40×105(b)

4.35×106 ± 9.50×104 (b)

9.43×106 ± 1.15×106(a)

0.008

(0.68 ± 0.06%)b

(0.62 ± 0.23%)b

(2.40 ± 0.42%)a

(1.89 ± 0.04%)ab

(0.015)

Ad-H1-14-1

1.45×106 ± 2.15×105 (b)

2.62×106 ± 2.25×105(b)

2.53×106 ± 2.95×105 (b)

6.07×106 ± 5.40×105 (a)

0.003

(1.18 ± 0.57%)

(0.51 ± 0.01%)

(1.37 ± 0.05%)

(1.22 ± 0.01%)

(0.288)

Ad-H1-75-1

2.22×105 ± 4.30×104 (b)

1.11×104 ± 7.00×102 (b)

8.59×105 ± 2.65×104 (a)

1.61×105 ± 7.36×104 (b)

0.001

(0.18 ± 0.08%)ab

(0.00 ± 0.00%)b

(0.48 ± 0.09%)a

(0.03 ± 0.02%)b

(0.015)

Ad-H2-90-2

9.26×105 ± 6.73×105

2.03×106 ± 2.50×105

1.77×106 ± 2.60×105

3.72×106 ± 6.50×105

0.067

 

(0.48 ± 0.11%)

(0.40 ± 0.09%)

(1.00 ± 0.29%)

(0.77 ± 0.21%)

(0.256)

  1. *Values represent means ± standard errors.
  2. Note: Values in parentheses indicate relative abundance of total bacteria.