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Table 4 Experimental design

From: Interaction between avian influenza subtype H9N2 and Newcastle disease virus vaccine strain (LaSota) in chickens

Group

Vaccination with LaSota

Day of H9N2 infection

Weighting

Pooled tracheal swabs

10 serum samples/group (7th and 14th dpi)

Histopathology of 2 sacrified birds at 4th and 9th dpi

1

18 DO

15 DO

14,21,28,35 DO

15,18,21,24 DO

22,29 DO

19,24 DO

2

18 DO

18 DO

18,21,24,27 DO

25,32 DO

22,27 DO

3

18 DO

21 DO

21,24,27,30 DO

28,35 DO

25,30 DO

4

–

18 DO

18,21,24,27 DO

25,32 DO

22,27 DO

5

18 DO

–

21,28 DO

25,32 DO

22,27 DO

6

–

–

21,28 DO

25,32 DO

22,27 DO

  1. dpi, days post infection, DO Days Old