Fig. 1.
Magnetically sorted CD34+ cells and a CFU-GEMM colony from fetal blood.
(A) CD34+ cells magnetically sorted from a 12+0 week fetal blood sample and stained with Leishman's stain (original magnification × 100). (B) CFU-GEMM colony grown from a 7+6 week fetal blood sample (original magnification × 10).