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Table 6 Prevalence of E. ruminantium DNA and antibodies in lambs and kids according to age as determined by pCS20 PCR and MAP1-B ELISA

From: Longitudinal monitoring of Ehrlichia ruminantium infection in Gambian lambs and kids by pCS20 PCR and MAP1-B ELISA

Age group pCS20 PCR percent % (n) MAP1-B ELISA percent % (n)
  Lambs Kids Overall Lambs Kids Overall
0 – 10 days 16.3 (43) 23.3 (30) 19.2 (73) 88.3 (43) 90.0 (20) 90.0 (63)
11 – 21 days 8.9 (45) 8.3 (24) 8.6 (69) 77.3 (44) 80.0 (25) 78.3 (69)
22 – 49 days 27.3 (44) 32.3 (31) 29.3 (75) 75.6 (45) 50.0 (26) 66.2 (71)
50 – 77 days 20.6 (34) 30.0 (30) 25.0 (64) 65.0 (40) 33.3 (27) 52.2 (67)
78 – 98 days 48.6 (35) 40.0 (25) 45.0 (60) 18.4 (38) 22.7 (22) 20.0 (60)
99 – 126 days 42.9 (14) 64.7 (17) 54.8 (31) 10.8 (37) 25.9 (27) 17.2 (64)
127 – 162 days 34.3 (32) 48.1 (27) 40.8 (59) 14.7 (34) 7.4 (27) 11.5 (61)
  1. Number of samples tested per age group in parentheses