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.