title: Studies on nucleoli of maturing human erythroblasts.
mesh_terms: D002466:Cell Nucleolus / Q000648:ultrastructure*; D004900:Erythroblasts / Q000648:ultrastructure*; D004912:Erythrocytes / Q000648:ultrastructure*; D004920:Erythropoiesis; D006801:Humans; D008854:Microscopy, Electron; D012270:Ribosomes