Table 1.

LRP ligands other than tat do not induce high levels of apoptosis after 24 h of treatment

Condition	Neuronal apoptosis, %	Astrocyte apoptosis, %
Control	2.8 ± 1.4	1.6 ± 0.4
Tat	61.2 ± 9.7*	18.7 ± 5.8*
Lactoferrin	3.2 ± 0.23	1.5 ± 0.6
α2macroglobulin	1.8 ± 0.8	1.1 ± 0.7
ApoE4	7.8 ± 1.7*†	3.3 ± 0.9*†

Values represent mean ± SD (n = 5).

*, P < 0.005 compared with control conditions.

†, P < 0.001 compared with tat conditions.