Table 1.

Summary of sequences analyzed

Animal IDa and time postchallenge	Dosage group	Dose (TCID50)	No. of sequences:
			From proviral DNA	From viral RNA	With indels	With stop codons	Hypermutated
Inoculum				22	0	1	0
Ri112	1	1,800
Wk 2			22	12	3	1	2
Wk 12			29	0	0	0	2
Ri102	1	1,800
Wk 2			12	15	1	1	0
Wk 12			17	0	0	0	3
Ri114	2	360
Wk 2			23	0	1	0	1
Wk 12							0
Ri106	2	360
Wk 2			20	0	0	1	1
Wk 12			17	0	1	0	1
Ri116	3	180
Wk 2			22	0	0	1	1
Wk 12			27	0	1	0	0
Ri109	3	180
Wk 2			17	0	2	0	1
Wk 12			17	0	0	0	0
Ri117	4	90
Wk 2			17	0	0	1	0
Wk 12			15	0	1	0	1
Ri110	4	90	N/Ab	N/A	N/A	N/A	N/A
Total			255	49	10	6	13

^aID, identification code.

^bN/A, not available.