Hemoglobin switching in sheep. Isolation of the fetal gamma-globin gene and demonstration that the fetal gamma- and adult beta A-globin genes lie within eight kilobase segments of homologous DNA.

Hemoglobin switching in sheep. Isolation of the fetal gamma-globin gene and demonstration that the fetal gamma- and adult beta A-globin genes lie within eight kilobase segments of homologous DNA.