TFRC and autosomal dominant cerebellar ataxia: Average percentages of caspase 3+CD71+CD45− were 1.8 ± 1.8% in normal AA donors, 2.7 ± 2.2% in AS trait carriers donors, 2 ± 1.5% in SCA patients at baseline, and 3.7 ± 4.3% in SCA patients at 60 days after transplant (Fig. 5).