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Table 2 Number (No.) of animals at the distinct phases of the study. From the initial number of animals included (n = 46), 32 animals were evaluated for efficacy

From: Duration of immunity against heterologous porcine parvovirus 1 challenge in gilts immunized with a novel subunit vaccine based on the viral protein 2

 

Group

No. of animals included

No. of animals evaluated for efficacy

Phase I

1-NC

12

8

2-Vac

11

10

3-SCa

4

Phase II

4-NC

8

8

5-Vac

7

6

6-SC

4

  1. NC negative control; Vac vaccinated animals with the PPV1 subunit vaccine; SC strict control
  2. aTwo animals died before phase I challenge of their counterparts from groups 1-NC and 2-Vac