TABLE 5.

In situ hybridization studies of SIV RNA in lymph node sections from plasmid DNA-vaccinated monkeys after SIVsm E660 virus challenge

Immunization	Monkey	No. of RNA-positive cells/mm3
		Day 15	Day 42
SIV gag	P091	NDa	2.7
	N529	3.9	0.3
	T258	0.8	0.5
	9298	0.7	0.1
Control	R468	0.7	0.9
	P967	ND	0.0
	T720	2.0	0.4
	J8N	0.2	0.5

^aND, not done.