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Table 1 Detection of Angiostrongylus vasorum circulating antigen by ELISA in untreated and EDTA/heat-treated sera of dogs experimentally infected with A. vasorum

From: Impact of heat treatment on antigen detection in sera of Angiostrongylus vasorum infected dogs

Weeks post-inoculation Tested samples Untreated, positive sera EDTA/heated, positive sera Seroconverted negative (-) or positive (+) samples
  n n (%) n (%) n
-1 8 0 (0) 0 (0)
1 6 0 (0) 0 (0)
2 3 0 (0) 0 (0)
3 8 2 (25.0) 0 (0) -2
4 5 1 (20.0) 0 (0) -1
5 12 4 (33.3) 3 (25.0) -2/+1
6 9 2 (22.2) 2 (22.2) -1/+1
7 15 4 (26.6) 10 (66.6) -1/+7
8 14 5 (35.7) 11 (78.6) +6
9 13 8 (61.5) 12 (92.3) +4
10 10 8 (80.0) 9 (90.0) +1
11 10 9 (90.0) 9 (90.0)
12–15 6 5 (83.3) 5 (83.3)
Total 119 48 (40.3) 61 (51.3) -7/+20
Total (5–15 weeks) 89 45 (50.6) 61 (68.5) -4/+20