Table 1.

Antibody variants selected by screening of an anti-Eimeria scFv library using complex antigens from E. tenella.

scFv nomenclature	Antigen used for screening	Number of selected clones	Number of unique clones	Unique clones showing cross-reactivity with the antigen
				Oocyst extract	Sporozoite extract	Merozoite extract
AA	Oocyst extract	112	37	37	23	0
AB	Sporozoite extract	64	35	15	35	n.t.
AC	Oocyst and sporozoite membrane proteins	39	3	0	n.t.	0
AD, AE, AF	Merozoite extract	67	22	3	n.t.	22

n.t., not tested.