Table 3.

Challenge virus excretion from cloacal swab samples

Day post‐challenge	28 VLP		29 VLP		210 VLP		Mock vaccinated
	No. of positive/total	Avg Ct (logEID50/ml*)	No. of positive/total	Avg Ct (logEID50/ml)	No. of positive/total	Avg Ct (logEID50/ml)	No. of positive/total	Avg Ct (logEID50/ml)
2	0/8	–	0/8	–	0/7	–	8/8	25·6 (3·72)
3	6/8	34·1 (0·37)	5/8	34·3 (0·29)	4/7	34·6 (0·15)	3/3	25·4 (3·79)
5	2/8	34·6 (0·15)	2/8	33·1 (0·76)	1/7	34·0 (0·42)	–	N/A
7	0/8	–	0/8	–	0/7	–	–	N/A

NA, not applicable.

^*log EID50 equivalents were determined with the use of rRT‐PCR. Numbers in parentheses are averages of viral titers shed from chickens in each group.