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Table 2 Summary of field sampling

From: Path analyses of cross-sectional and longitudinal data suggest that variability in natural communities of blood-associated parasites is derived from host characteristics and not interspecific interactions

 

Host characteristics

Total rodents

Infection status

Samples for DNA extraction

Dataset

Age

Sex

Reproductive status

S intensity (prevalence)

H intensity (prevalence)

M Prevalence

aB Prevalence

Blood samples

Flea samples

Tick samples

Cross-sectional

Juveniles

Male

NR

64

8 (98)

6 (50)

36

95

41

14

5

Female

NR

67

7 (100)

9 (57)

24

100

37

16

10

Adults

Male

NR

84

13(97)

8 (42)

77

97

40

16

7

Female

NR

59

16(100)

7 (54)

65

92

37

16

11

Female

R

65

11 (97)

9 (17)

95

87

40

0

4

Longitudinal

Juveniles

Male

NR

9

15(100)

5(55)

57

86

14

30

2

Female

NR

13

10(100)

6(58)

33

88

18

32

3

Adults

Male

NR

28

15(100)

7(45)

87

75

16

32

5

Female

NR

19

15(100)

5(50)

44

78

18

32

3

R

9

15(100)

7(28)

87

62

16

0

0

Total

417 b

125 (99)

69 e (46)

61

86

277 c

188 d

50 c

  1. Details on the trapped G. andersoni rodents, on the prevalence (percentage of infected/infested hosts) and intensity (mean abundance of ectoparasites per infested host) of their Mycoplasma (M), Bartonella (B), S. cleopatrae (S), and H. impeltatum (H) parasites, and on the samples included in the cross-sectional and the longitudinal datasets
  2. a99% of the hosts were infected by Bartonella; thus we exploited the variability in the intensities of positive PCR bands to distinguish between samples with low (<500 copies per 1 μl of DNA) and high (>500 copies per 1 μl of DNA) Bartonella sp. cell density. This distinction served for the prevalence calculation that in the case of Bartonella, corresponded to the percentage of highly infected hosts
  3. bWe had in total 339 G. andersoni captured in the first period, but 78 of them are relevant to both datasets
  4. cWe had in total only 236 blood samples, but 41 of them are relevant to both datasets
  5. dWe had in total 126 flea samples, but 62 of them are relevant to both datasets
  6. eWe had in total 42 tick samples, but 8 of them are relevant to both datasets