Figure 1: Human fetal heart cells, a) Before SSEA-1 enrichment. b) After SSEA-1 enrichment (green cells). c) Phase-contrast representative images of the hEHPCs isolated clone in culture (7th passages, X10 objective). d) RT-PCR experiments demonstrating mRNA expression of indicated genes on hEHPCs. GAPDH was used as housekeeping gene.