Abstract
Significance The bacterial cytoskeletal protein FtsZ, which forms a constricting “Z-ring” during cell division, is the major cytoskeletal protein involved in cell division in almost all prokaryotes, and is a key next-generation antibiotic target. However, the small size of the Z-ring, approximately 500 nm in diameter, makes it difficult to observe in vivo. We provide a quantitative nanoscale picture of Z-ring organization in live cells; these results improve our understanding of the structural and force-generating roles of FtsZ in bacterial cell division. To achieve this, we created an automated modality of superresolution fluorescence microscopy, allowing high-throughput live cell microscopy at nanoscale resolution; this technique should be broadly useful in prokaryotic and eukaryotic systems.
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Dates
Type | When |
---|---|
Created | 11 years, 5 months ago (March 10, 2014, 9:34 p.m.) |
Deposited | 3 years, 4 months ago (April 12, 2022, 10:55 p.m.) |
Indexed | 3 weeks, 4 days ago (Aug. 5, 2025, 8:56 a.m.) |
Issued | 11 years, 5 months ago (March 10, 2014) |
Published | 11 years, 5 months ago (March 10, 2014) |
Published Online | 11 years, 5 months ago (March 10, 2014) |
Published Print | 11 years, 5 months ago (March 25, 2014) |
@article{Holden_2014, title={High throughput 3D super-resolution microscopy reveals Caulobacter crescentus in vivo Z-ring organization}, volume={111}, ISSN={1091-6490}, url={http://dx.doi.org/10.1073/pnas.1313368111}, DOI={10.1073/pnas.1313368111}, number={12}, journal={Proceedings of the National Academy of Sciences}, publisher={Proceedings of the National Academy of Sciences}, author={Holden, Seamus J. and Pengo, Thomas and Meibom, Karin L. and Fernandez Fernandez, Carmen and Collier, Justine and Manley, Suliana}, year={2014}, month=mar, pages={4566–4571} }