erythroid colony growth by marrow cells of 11 healthy donors ( means of 58 cfu-e and 19 bfu-e derived colonies/6 x 10 ( 4 ) cells ) was similar to that in cultures of cells from patients either with ( means of 44 cfu-e and 22 bfu-e derived colonies/6 x 10 ( 4 ) cells ) or without ( means of 50 cfu-e and 19 bfu-e derived colonies/6 x 10 ( 4 ) cells ) myelophthisis .
C0007595
growth
C0007634
cells