This is a preview. Log in through your library . Abstract Cultured fibroblasts or epithelial cells derived from Xenopus laevis embryos were directly frozen, freeze-substituted by an improved method, ...
The nuclear pore complex (NPC) mediates transport of all macromolecules between the nucleus and the cytoplasm. The structure of the NPC — a cylindrical ring-like structure lined with nucleoporins ...
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