Table 1.

Group and experimental design

Group	Number of chickens	Supplements	Concentrations (w/w)	Daysof supplement	Age of challenge (d)	Challenge dose of E.tenalla per chick
1	20	IgY powder	0.01%	18	10	1×104
2	20	IgY powder	0.02%	18	10	1×104
3	20	IgY powder	0.05%	18	10	1×104
4	20	IgY powder	0.10%	18	10	1×104
5	20	IgY powder	0.50%	18	10	1×104
6	20	IgY powder	1.00%	18	10	1×104
7	20	Sodium Salinomycin	0.006%	18	10	1×104
8	20	None	None	0	10	1×104
9	20	None	None	0	Unchallenged	unchallenged