nuclear pores


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to nuclear pores: vacuolar membrane

nuclear pores

Openings in the NUCLEAR ENVELOPE allowing chemical messenger communication between the nucleus and the cytoplasm of the cell.
References in periodicals archive ?
Through several thousand gateways called nuclear pores, vast numbers of proteins and strands of ribonucleic acid, or RNA, travel between the interior of a nucleus and the cellular environment outside it, the cytoplasm.
In the early 1990s, investigators realized that specialized proteins, given such names as transportin, importin-alpha, and importin-beta, usher proteins with a nuclear localization signal to and through nuclear pores.
By providing evidence that Crm1p binds to certain proteins that form part of the nuclear pore, Rosbash and his colleagues added another chapter to the Crm1p story.