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Table 3 Phylogeographic distribution of individual tfs4 modules

From: Phylogeographic diversity and mosaicism of the Helicobacter pylori tfs integrative and conjugative elements

  

Prevalence (%) of tfs4 modules in H. pylori populations

Population

Strains

L1

L2

Lm

C1

C2

R1

R2

R1f

hpEurope

53

20 (38)

21b (40)

7e (13)

32 (60)

6 (11)

13 (25)

12 (23)

8b (15)

hpAfrica1

86

19b (22)

69d (80)

5 (6)

57 (66)

3 (3)

17 (20)

2d (2)

49d (57)

hpAfrica2

3

3a (100)

–

1 (33)

3 (100)

1 (33)

3a (100)

1 (33)

–

hpAsia2

6

5a (83)

1 (17)

–

5 (83)

–

2 (33)

–

–

hspEAsia

28

9 (32)

12 (43)

–

9a (32)

2 (7)

6 (21)

14d (50)

–

hspAmerind

11

6 (55)

–

–

7 (64)

–

7b (64)

–

–

Totals

187

62 (33)

103 (55)

13 (7)

106 (56)

12 (6)

48 (26)

29 (16)

57 (30)

  1. P value was determined by Fisher’s Exact Test and indicates significant association of a tfs4 cluster region with a particular H. pylori phylogeographic population
  2. aP < 0.05
  3. bP < 0.01
  4. cP < 0.001
  5. dP < 0.0001
  6. eP = 0.051