Table 1. Engraftment of hESC-derived GPCs in normal Htt immunodeficients.

Cell type	Sacrifice	% GFAP+	% Olig2+	Total donor cells	humanNA+/mm3 striatum
GENEA19 (18Q)	20 weeks (n=3)	2.1±0.6	71.8±19.4	74,173±14,305	21,000±3,608
	40 weeks (n=4)	1.7±0.5	82.5±8.6	42,807±6,991	9,335±1,341
GENEA20 (48Q)	20 weeks (n=3)	2.3±0.4	56.4±7.5	42,520±8,792	10,843±3,323
	40 weeks (n=4)	2.2±0.7	72.7±6.3	80,798±7,131	16,126±380

hNA, human nuclear antigen.

Data presented as means±s.e.m.'s.