Table 6.

Clinical scores following PI3V challenge

PI3V	Clinical scores in control animals: days post PI3V challenge
Animal ID	0–>5	6		7		8		9		10		11		12–>14	Total clinical score
	0	ND	OD	ND	OD	ND	OD	ND	OD	ND	OD	ND	OD	0
632181		0	0	0	0	0	0	1	0	1	0	0	0		2
643429		0	0	0	0	0	0	1	0	0	0	0	0		1
643433		1	0	1	2	1	2	1	1	1	0	0	0		10
689106		1	1	1	2	1	2	1	1	0	1	1	0		12
689109		0	0	0	0	0	1	1	1	1	0	1	0		5
	Clinical scores in vaccinated MDA− animals: days post PI3V challenge
637676						0								0
643435						0								0
643436						0								0
643437						0								0
643439						0								0
643440						0								0
	Clinical scores in vaccinated MDA+ animals: days post PI3V challenge
643425	1 (day 5, ND)*					0								1
643426						0								0
643428						0								0
643430						0								0
643431						0								0
689107						0								0

*Clinical score 1: mild nasal discharge in one vaccinated MDA+ calf (on day 5 post challenge).

MDA, maternally derived antibodies; ND, nasal discharge; OD, ocular discharge; PI3V, parainfluenza type 3 virus.