Table 2. Salmonella detected in different tissues of chickens on 7 days pp after administration with killed SE PTs and then pathogenic SE PT6A.

Organs/ samples	Groups of chickens that underwent pathogenic SE PT6A then Salmonella was isolated
	CVZC	CV635C	CV671C	CV673C	CV675C	CV613C
Digesta of middle part of intestine	+ve	+ve	+ve	+ve	+ve	+ve
Digesta of caecum	+ve	+ve	+ve	+ve	+ve	+ve
Swab of cloaca	+ve	+ve	−ve	−ve	+ve	+ve
Blood	+ve	−ve	−ve	−ve	−ve	−ve
Liver	+ve	−ve	−ve	−ve	+ve	+ve
Spleen	+ve	+ve	+ve	+ve	+ve	−ve
Number of positives (+ve)	6	4	3	3	5	4