The nuclear envelope is a membrane system which surrounds the nucleoplasm of eukaryotic cells. It is composed of the nuclear lamina, nuclear pore complexes and two nuclear membranes. The space between the two membranes is called the nuclear intermembrane space.
Plays a role in the control of cell growth and differentiation. Promotes osteoblast cell differentiation and terminal mineralization. {Experimental EvidencePubMed:16537572}.