Hematocrits of rescued mice.

Hematocrits (Ht) of WT mice carrying no (WT) or GATA-1 (G1 Tg), GATA-2 (G2 Tg), or GATA-3 (G3 Tg) transgenes and depicted alongside that of compound mutant G1R (line No.782, open circle; No. 801, closed circle), G2R (line No. 620, open circle; No. 625, closed circle; No. 99, gray circle), and G3R (line No. 390, open circle; No. 820, closed circle) adult mice. Each dot represents the Ht of an individual mouse. Ht values of 1- to 2-month-old mice, 3- to 6-month-old mice, and 6- to 20-month-old mice are shown.