Nucleus articles from across Nature Portfolio The nucleus is the double membrane limited structure within an eukaryotic cell that contains the chromosomes, and where the DNA is replicated or ...

Welham RAN . Lacrimal surgery. In: Collin JRO, editor. A manual of systematic eyelid surgery. 2nd ed. Edinburgh: Churchill Livingstone, 1989:109–20. Tarbet KJ, Custer PL . External ...

NUCLEUS information resources The IAEA's NUCLEUS information resource portal provides access to over 100 scientific, technical and regulatory resources, including databases, applications, publications ...