Table 1.

Analysis of the relative pseudotype infection in cells expressing low levels of CD4.

	BS	Bv1v3	Bv1v2	Br (N283T)	Spl	SB	Spl (T283N)	DS17	DS17 (N283T)
Br	0.670	0.462	0.019	0.831	0.019	0.020	0.021	0.394	0.394
BS		0.715	0.025	0.522	0.010	0.010	0.011	0.262	0.337
Bv1v3			0.144	0.584	0.018	0.049	0.027	0.465	0.715
Bv1v2				0.016	0.109	0.054	0.055	0.631	0.337
Br(N283T)					0.004	0.010	0.011	0.200	0.423
Spl						0.669	0.670	0.037	0.037
SB							0.767	0.087	0.054
Spl(T283N)								0.055	0.055
DS17									0.873

Significance (p) values were obtained with the non-parametric Mann-Whitney test for the comparison of the relative infection with the indicated pseudotypes in cells expressing low levels of CD4; p values below 0.05 were considered significant (shown in bold).