the data thus suggest that expression of this mutant gene in the main hematopoietic organ of the fetus adversely affects erythropoiesis by altering the cellular environment for erythroid differentiation , and that translocation of the site of hematopoiesis to bone marrow , where the foreign gene is not expressed , leads to normalization of red cell production .
C0018957
hematopoietic
C0005953
bone