imr90 cd14_primary_cells cd56_primary_cells fetal_brain fetal_heart cd34_primary_cells fibroblast fibroblasts_back h1_trophoblast gastric_mucosa fibroblasts_quad_left fibroblasts_biceps_left fibroblasts_biceps_right melanocyte vhmec keratinocyte fibroblasts_upper_back fibroblasts_abdomen fibroblasts_quad_right fetal_muscle fetal_muscle_back fetal_kidney fetal_lung fetal_muscle_leg psoas_muscle