From: Acquisition of CD4-Dependence by CD4-Independent SIV Passaged in Human Peripheral Blood Mononuclear Cells
Percentage of Cells Expressing Surface Markers
Surface markers:
CD4(−)CXCR4+
CD4(−)CCR5+
CD4 + CXCR4+
CD4 + CCR5+
Day 1
37
22
47
8
Day 4
25
17
68
14
Day 7
53
7
36
4