title: Ultrastructural features of cellular maturation and aging in human trophoblast.
mesh_terms: D000375:Aging; D002459:Cell Fusion; D002466:Cell Nucleolus; D002467:Cell Nucleus; D002843:Chromatin; D004721:Endoplasmic Reticulum; D005260:Female; D006056:Golgi Apparatus; D006570:Heterochromatin; D006652:Histological Techniques; D006801:Humans; D002479:Inclusion Bodies; D008854:Microscopy, Electron; D008928:Mitochondria; D010920:Placenta / Q000166:cytology; D011132:Polyribosomes; D011247:Pregnancy; D012270:Ribosomes; D014327:Trophoblasts
chemical_list: D002843:Chromatin; D006570:Heterochromatin