[Fetal hemoglobin in acute leukemias].

The question of fetal hemoglobin synthesis reactivation is a current topic both from the aspect of the genetic regulation of synthesis and from the aspect of the disorder of erythropoiesis in malignant diseases. The author presents the results of the quantitative determination of fetal hemoglobin in 84 children suffering from acute leukemias. The quantitation of HbF was performed by the method of alkalide-naturation and values of hemoglobin A2 by celulose-acetate electrophoresis.