Table 1 Sample distribution.

From: Genomic diversity and distribution of Bifidobacterium longum subsp. longum across the human lifespan

age segmented group

subject number (Male/Female)

Segmentation

(mean ± sd)

for microbiota analysis

for genome analysis

Preweaning

(0.3 ± 0.1)

13

(7/6)

5

(3/2)

Weaning

(0.8 ± 0.4)

12

(8/4)

5

(3/2)

weaned-3

(2.4 ± 0.6)

22

(11/11)

11

(6/5)

4–9 years old

(5.9 ± 1.8)

17

(7/10)

7

(4/3)

10–19 years old

(14.1 ± 3.6)

10

(7/3)

9

(6/3)

20–29 years old

(25.8 ± 2.6)

42

(14/28)

7

(2/5)

30–39 years old

(34.3 ± 2.6)

117

(56/61)

12

(6/6)

40–49 years old

(43.4 ± 3.1)

37

(14/23)

9

(5/4)

50–59 years old

(53.7 ± 2.8)

34

(14/20)

10

(5/5)

60–69 years old

(64.2 ± 2.9)

42

(14/28)

10

(2/8)

70–79 years old

(75.5 ± 2.9)

31

(12/19)

11

(4/7)

80–89 years old

(83.2 ± 2.4)

51

(17/34)

12

(7/5)

90–99 years old

(94.2 ± 2.7)

19

(4/15)

5

(4/1)

100–104 years old

(101.3 ± 1.8)

6

(0/6)

0

 

Sum

 

453

(185/268)

113

(57/56)

  1. Gut microbiota were analyzed for one sample per subject. Per fecal sample a single B. longum subsp. longum isolate was selected, except for isolates MCC10031 and MCC10212, which both originated from a 33 year old subject.
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