Colloidal Stability and Redispersibility of Mesoporous Silica Nanoparticles in Biological Media

The outreach of nanoparticle-based medical treatments has been severely hampered due to the imbalance between the efforts in designing extremely complex materials and the general lack of studies devoted to understanding their colloidal stability in biological environments. Over the years, the scient...

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Veröffentlicht in:Langmuir : the ACS journal of surfaces and colloids. - 1999. - 36(2020), 39 vom: 06. Okt., Seite 11442-11449
1. Verfasser: Schneid, Andressa da Cruz (VerfasserIn)
Weitere Verfasser: Silveira, Camila Pedroso, Galdino, Flávia Elisa, Ferreira, Larissa Fernanda, Bouchmella, Karim, Cardoso, Mateus Borba
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2020
Zugriff auf das übergeordnete Werk:Langmuir : the ACS journal of surfaces and colloids
Schlagworte:Journal Article Research Support, Non-U.S. Gov't
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520 |a The outreach of nanoparticle-based medical treatments has been severely hampered due to the imbalance between the efforts in designing extremely complex materials and the general lack of studies devoted to understanding their colloidal stability in biological environments. Over the years, the scientific community has neglected the relevance related to the nanoparticles' colloidal state, which consequently resulted in very poor bench-to-clinic translation. In this work, we show how mesoporous silica nanoparticles (MSNs, one of the most promising and tested drug delivery platforms) can be efficiently synthesized and prepared, resulting in a colloidally stable system. We first compared three distinct methods of template removal of MSNs and evaluated their ultimate colloidal stability. Then, we also proposed a simple way to prevent aggregation during the drying step by adsorbing BSA onto MSNs. The surface modification resulted in colloidally stable particles that are successfully redispersed in biologically relevant medium while retaining high hemocompatibility and low cytotoxicity 
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650 4 |a Research Support, Non-U.S. Gov't 
700 1 |a Silveira, Camila Pedroso  |e verfasserin  |4 aut 
700 1 |a Galdino, Flávia Elisa  |e verfasserin  |4 aut 
700 1 |a Ferreira, Larissa Fernanda  |e verfasserin  |4 aut 
700 1 |a Bouchmella, Karim  |e verfasserin  |4 aut 
700 1 |a Cardoso, Mateus Borba  |e verfasserin  |4 aut 
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