232 THE SIGNIFICANCE OF TRANSCRIPTION FACTORS FLI1 AND P53 FOR THE EFFECTIVE MEGAKARYOPOIESIS STUDIED IMMUNOHISTOCHEMICALLY IN 5Q- SYNDROME AND THE EFFECT OF LENALIDOMIDE TREATMENT. Issue 1 (April 2015) - Campr, V.; Stritesky, J.; Neuwirtova, R.; Fuchs, O.; Jonasova, A.