SLC25A1 mRNA levels resulted higher in active BS patients (mean ± SD: 5.77 ± 4.34, median 4.42) compared to those in inactive BS patients (mean ± SD: 2.70 ± 1.83, median 2.22) and control subjects (mean ± SD: 1.00 ± 0.08) (Figure 1). The gene discussed is SLC25A1; the disease is Bloom syndrome.