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Table 2 Mean percentage of infected neutrophils observed in groups of ten lambs$ of two different breeds of Norwegian sheep, Norwegian White (NW) and Old Norse (ON), respectively, inoculated with one variant of A. phagocytophilu m

From: A comparative study of clinical manifestations, haematological and serological responses after experimental infection with Anaplasma phagocytophilum in two Norwegian sheep breeds

Sheep breeds Days after inoculation/challenge
  3 4 5 6 7 8 10 11 12 13 17
NW - 2008 43.2# 45.4 36.4 41.2# 37.8## 32.0# 22.6 3.3 <1 - -
ON - 2008 35.1 44.4 35.8 32.8 25.0 11.7 2.1 1.9 <1   
NW - 2009 7.9 57.4 45.2 39.8 35.2 27.6 3.3 <1 -   
ON - 2009 - - - - 13.0a 26.0b 47.5b 24.5c 32.1d 22.9d 3.8b
  1. $ only seven ON-2009 lambs were infected
  2. Two-sample t test (only 2008): p < 0.05#, p < 0.001##, a3 lambs, b4 lambs, c6 lambs, d7 lambs
  3. The study was performed in two subsequent years, 2008 and 2009, respectively