Cancer cells biomineralize ionic gold into nanoparticles-microplates via secreting defense proteins with specific gold-binding peptides

Cancer cells biomineralize ionic gold into nanoparticles-microplates via secreting defense... Acta Biomaterialia 71 (2018) 61–71 Contents lists available at ScienceDirect Acta Biomaterialia journal homepage: www.elsevier.com/locate/actabiomat Full length article Cancer cells biomineralize ionic gold into nanoparticles-microplates via secreting defense proteins with specific gold-binding peptides a,⇑ b a a a Ajay Vikram Singh , Timotheus Jahnke , Vimal Kishore , Byung-Wook Park , Madu Batuwangala , b a Joachim Bill , Metin Sitti Physical Intelligence Department, Max Planck Institute for Intelligent Systems, 70569 Stuttgart, Germany Institute for Materials Science, University of Stuttgart, Heisenbergstr. 3, 70569 Stuttgart, Germany article i nfo abstract Article history: Cancer cells have the capacity to synthesize nanoparticles (NPs). The detailed mechanism of this process Received 26 September 2017 is not very well documented. We report the mechanism of biomineralization of aqueous gold chloride Received in revised form 16 February 2018 into NPs and microplates in the breast-cancer cell line MCF7. Spherical gold NPs are synthesized in these Accepted 21 February 2018 cells in the presence of serum in the culture media by the reduction of HAuCl . In the absence of serum, Available online 1 March 2018 the cells exhibit gold microplate formation through seed-mediate growth albeit slower reduction. The structural characteristics of the two types of http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Acta Biomaterialia Elsevier

Cancer cells biomineralize ionic gold into nanoparticles-microplates via secreting defense proteins with specific gold-binding peptides

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Publisher
Elsevier
Copyright
Copyright © 2018 Acta Materialia Inc.
ISSN
1742-7061
eISSN
1878-7568
D.O.I.
10.1016/j.actbio.2018.02.022
Publisher site
See Article on Publisher Site

Abstract

Acta Biomaterialia 71 (2018) 61–71 Contents lists available at ScienceDirect Acta Biomaterialia journal homepage: www.elsevier.com/locate/actabiomat Full length article Cancer cells biomineralize ionic gold into nanoparticles-microplates via secreting defense proteins with specific gold-binding peptides a,⇑ b a a a Ajay Vikram Singh , Timotheus Jahnke , Vimal Kishore , Byung-Wook Park , Madu Batuwangala , b a Joachim Bill , Metin Sitti Physical Intelligence Department, Max Planck Institute for Intelligent Systems, 70569 Stuttgart, Germany Institute for Materials Science, University of Stuttgart, Heisenbergstr. 3, 70569 Stuttgart, Germany article i nfo abstract Article history: Cancer cells have the capacity to synthesize nanoparticles (NPs). The detailed mechanism of this process Received 26 September 2017 is not very well documented. We report the mechanism of biomineralization of aqueous gold chloride Received in revised form 16 February 2018 into NPs and microplates in the breast-cancer cell line MCF7. Spherical gold NPs are synthesized in these Accepted 21 February 2018 cells in the presence of serum in the culture media by the reduction of HAuCl . In the absence of serum, Available online 1 March 2018 the cells exhibit gold microplate formation through seed-mediate growth albeit slower reduction. The structural characteristics of the two types of

Journal

Acta BiomaterialiaElsevier

Published: Apr 15, 2018

References

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