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Chromatin dynamics in living Tradescantia paludosa nuclei. (A) The position of nuclei in stamen hair cells (A1) is kept by attached plasma fiber strands (pfs) (A2). (B) Compared to the starting point of time (B1) the chromatin fibers mainly keep their position (arrows) after 70 min (B2) and 140 min (B3). But in addition, other vesicular structures (asterisks) appear.
