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Table 1 Infection rates of X. skrjabini fed by blood with different bacteremia

From: Transmission efficiency of the plague pathogen (Y. pestis) by the flea, Xenopsylla skrjabini, to mice and great gerbils

Bacteremia (CFU/ml)

Bacteria taken(CFU)*

Total fleas

Infected fleas

Infection rate (%)

1.0 × 108

5.0 × 103

24

4

16.7

1.0 × 109

5.0 × 104

32

13

40.6

2.0 × 109

1.0 × 105

30

13

43.3

5.0 × 109

2.5 × 105

49

25

51.0

8.0 × 109

4.0 × 105

42

27

64.3

1.0 × 1010

5.0 × 105

48

36

75.0

  1. *Average bloodmeal volume for X. skrjabini was estimated to be 0.05 μl [18].