TABLE 3.

Relationship between time of seroconversion and infection dose (T. spiralis) in pig, horse, wild boar, and red foxes

Animal species	Infection dose (no. of larvae/animal)	No. of lpg	Time of seroconversion p.i. (wk)
Swine	100	1.62-6.50b	5-7
	500	18.4-48.6b	4-5
	1,000	26.3-90.6e	4-6
	2,500	87.6-99.5b	4
	8,000	12.1-81.4c	3
	20,000	699.2-1103.5e	3-4
	64,000	221.4-466.6c	2.5-3
Horse	1,000	0.10-0.26b	3-4
	4,000	0.39-7.8b	3-7
	5,000	0.02-8.9e	2-4.5
	10,000	6.6-60.0b	3-4
	40,000	484-1060d	2-3
Wild boar	10,000	43-100e	3-4
Red fox	10,000	7.7-202.7	3

a Data for pig based on references 46, 104, and 152; data for horse based on references 47 and 157; data for wild boar based on reference 67; and data for red foxes based on reference 91.

^bMean of tongue.

^cMean of tongue, masseter, diaphragm, intercostal, psoas, and rectus abdominis.

^dMean of masseter.

^eMean of diaphragm.