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. 2001 Mar 5;152(5):985–996. doi: 10.1083/jcb.152.5.985

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© 2001 The Rockefeller University Press

This article is distributed under the terms of an Attribution–Noncommercial–Share Alike–No Mirror Sites license for the first six months after the publication date (see http://www.rupress.org/terms). After six months it is available under a Creative Commons License (Attribution–Noncommercial–Share Alike 4.0 Unported license, as described at http://creativecommons.org/licenses/by-nc-sa/4.0/).

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Colocalization of FFA-1 and sites of DNA synthesis. (A–F) In normal reconstituted nuclei. Biotin-dCTP was added 5 min before fixation. (A–C) 45 min. (D–F) 60 min. (G–L) In reconstituted nuclei formed in the presence of aphidicolin. (G–I) An aphidicolin-arrested nucleus directly fixed and stained. Biotin-dCTP was added to the reaction at the beginning. (H–L) An aphidicolin-arrested nucleus pelleted through 1 M sucrose cushion and then labeled with dATP, dGTP, TTP, and biotin-dCTP. (A, D, G, and J) FFA-1 staining. (B, E, H, and K) Biotin staining. (C, F, I, and L) Merge of FFA-1 staining and biotin staining.

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