Volume 128, Issue 10 pp. 3384-3388
Zuschrift

Breakable Hybrid Organosilica Nanocapsules for Protein Delivery

Dr. Eko Adi Prasetyanto

Corresponding Author

Dr. Eko Adi Prasetyanto

Institut de science et d'ingénierie supramoléculaires (ISIS), Université de Strasbourg, 8 Allée Gaspard Monge, 67083 Strasbourg, France

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Dr. Alessandro Bertucci

Dr. Alessandro Bertucci

Institut de science et d'ingénierie supramoléculaires (ISIS), Université de Strasbourg, 8 Allée Gaspard Monge, 67083 Strasbourg, France

Dipartimento di Chimica, Università di Parma, Parma, Italy

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Dr. Dedy Septiadi

Dr. Dedy Septiadi

Institut de science et d'ingénierie supramoléculaires (ISIS), Université de Strasbourg, 8 Allée Gaspard Monge, 67083 Strasbourg, France

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Prof. Roberto Corradini

Prof. Roberto Corradini

Dipartimento di Chimica, Università di Parma, Parma, Italy

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Dr. Pablo Castro-Hartmann

Dr. Pablo Castro-Hartmann

Servei de Microscòpia, Universitat Autònoma de Barcelona, Bellaterra, Spain

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Prof. Luisa De Cola

Corresponding Author

Prof. Luisa De Cola

Institut de science et d'ingénierie supramoléculaires (ISIS), Université de Strasbourg, 8 Allée Gaspard Monge, 67083 Strasbourg, France

Institute of Nano Technology (INT), Karlsruhe Institute of Technology, Karlsruhe, Germany

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First published: 08 December 2015
Citations: 19

Abstract

The direct delivery of specific proteins to live cells promises a tremendous impact for biological and medical applications, from therapeutics to genetic engineering. However, the process mostly involves tedious techniques and often requires extensive alteration of the protein itself. Herein we report a straightforward approach to encapsulate native proteins by using breakable organosilica matrices that disintegrate upon exposure to a chemical stimulus. The biomolecule-containing capsules were tested for the intracellular delivery of highly cytotoxic proteins into C6 glioma cells. We demonstrate that the shell is broken, the release of the active proteins occurs, and therefore our hybrid architecture is a promising strategy to deliver fragile biomacromolecules into living organisms.

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