Gated transport mechanisms by which proteins or RNA are moved across the NUCLEAR MEMBRANE.

Synonyms: Nucleo-cytoplasmic Transport, Transport, Nucleocytoplasmic, Nuclear Import, Nuclear Export, Nucleocytoplasmic Transport, Transport, Nucleo-cytoplasmic, Transport, Nuclear, Export, Nuclear, Nucleo cytoplasmic Transport, Import, Nuclear, Active Transport, Cell Nucleus, Nuclear Transport, Transports, Nucleo-cytoplasmic