Table 2.

Env variants identified by single-genome cloning.

Source of DNA	Env su sequencesa	IR-infected Animals			IV-infected Animals
		28488	28489	28490	29046	29047	29048
PBMC	SIVmneCl8	2	2	7	0	0	0
	SIVmne027	14	23	17	14	12	14
	Recombinant	0	0	0	1	0	0
	Total	16	25	24	15	12	14

^aEnv su fragments were cloned from PBMCs harvested eight weeks post infection by nested PCR amplification.