Table 2.

A. americanum infection with R. amblyommatis

Groupsa	Unitsb	Adultsc		Nymphsc		Incubation daysd	Infection (%)e
		Unfed	Fed	Unfed	Fed		Adults	Nymphs
R. amblyommatis	3	16	2	20	10	5	100	100
Mock infection	1	6	0	0	10	5	−	0
R. amblyommatis	4	8	2	22	18	14	100	90
Mock infection	4	10	0	25	15	14	−	0

^aTwo experimental groups.

^bTotal number of AFS units.

^cTotal number of ticks.

^dIncubation period following blood feeding.

^ePercent of ticks infected with R. amblyommatis as determined by PCR analysis.