Hematocrit levels from Mac 9 and Mac 10 (red circles and diamonds, respectively), and Mac 14 (black circles) from the time of rAAV-2 (red) and rAAV-1 (black) injections (open arrow), until anemia occurred. Black arrows correspond to the Dox induction cycles. Dotted lines are normal hematocrit levels ± SD. Symbols in this figure are identical to those in Figure 1.