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Table 3 Number of seropositive (%) lambs and the antibody titre (mean ± SD) to A. phagocytophilum in treated (N = 20) and untreated (N = 20) lamb groups

From: Prophylactic treatment with flumethrin, a pyrethroid (Bayticol®, Bayer), against Anaplasma phagocytophilum infection in lambs

 

Day

−28*

0*

28

56

84

112

126

Treated

n (%)

18 (90)

13 (65)

3 (15)

0 (0)

0 (0)

1 (5)

6 (30)

Titre

2.3 ± 0.49

2.0 ± 0.35

1.6 ± 0.0

<1.6

<1.6

3.1 ± 0.0

2.7 ± 0.69

Control

n (%)

17 (85)

14 (70)

1 (5)

2 (10)

2 (10)

4 (20)

8 (40)

Titre

2.3 ± 0.32

1.9 ± 0.23

1.6 ± 0.0

2.3 ± 0.29

2.1 ± 0.15

2.2 ± 0.48

2.8 ± 0.46

  1. Lambs were turned out on day 0.
  2. * maternal antibodies.
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Acta Veterinaria Scandinavica

ISSN: 1751-0147