Efficacy of a Salmonella live vaccine for turkeys in different age groups and antibody response of vaccinated and non-vaccinated turkeys

Table 1 Experimental design

Age at challenge^a	Vaccinations before challenge		Necropsy and examination	Group designation and number examined
Age at challenge^a	Vaccinated groups	Non- vaccinated groups	Day post infection	ST vacc./non vacc.	SE vacc./non vacc.
2 weeks	1st d	–	7	10/10	10/10
2 weeks	1st d	–	14	10/10	10/10
6 weeks	1st d	–	7	10/10	10/10
6 weeks	1st d	–	14	10/10	10/10
16 weeks	1st d, 6 w	–	7	10/10	10/10
16 weeks	1st d, 6 w	–	14	10/10	10/10
23 weeks	1st d, 6 w, 16 w	–	7	10/10	10/10
23 weeks	1st d, 6 w, 16 w	–	14	10/10	10/10

d day of life, w week of life
^aChallenge with ST or SE, 20 turkeys per each vaccinated or non-vaccinated group

ISSN: 1756-0500