Tracing HIV-1 transmission: envelope traits of HIV-1 transmitter and recipient pairs

Retrovirology

Table 1 Patients’ and virus’ characteristics of HIV-1 subtype B infected transmission pairs

Pair	Transmission mode	Virus tropism		Interval (days)^a		Viral load^b		CD4 count^c
Pair	Transmission mode	T	R	T	R	T	R	T	R
T1–R1	MSM	R5	R5	95	32	153,000	2,325,000	287	273
T2–R2	HET (MTF)	R5	R5	49	42	18,300	412,857	416	625
T3–R3	MSM	R5X4	R5	170	84	34,600	14,400	115	656
T4–R4	HET (MTF)	R5	R5	57	43	9813	66,000	681	346
T5–R5	MSM	R5	R5	−20	26	43,200	373,000	422	430
T6–R6	HET (MTF)	R5	R5	63	49	257,532	428,000	623	170
T7–R7	MSM	R5	R5	33	61	2830	5,970,000	595	362
T8–R8	MSM	R5	R5	3	56	2260	56,300	664	564
T9–R9	MSM	R5	R5	89	90	27,800	1550	429	516

T transmitter, R recipient, MSM men who have sex with men, HET heterosexual, MTF male-to-female
^aTime from the EDT to the day of sample collection. Negative value means sample was collected before EDT
^bHIV-1 RNA copies/ml of plasma at the day of sample collection
^cCD4⁺ T cells/μl at the day of sample collection

ISSN: 1742-4690