cell differentiation | cellular process | regulation of cell differentiation | regulation of cellular process | regulation of osteoblast differentiation | multicellular organism development | regulation of ossification | anatomical structure development | regulation of developmental process | developmental process | multicellular organismal process
intracellular membrane-bounded organelle | cell | nuclear lumen | intracellular organelle | nucleoplasm | membrane-bounded organelle | nucleus | organelle | membrane-enclosed lumen | intracellular