Surface coatings shape the protein corona of SPIONs with relevance to their application in vivo

Superparamagnetic iron oxide nanoparticles (SPIONs) have proved their use in many biomedical applications, such as drug delivery, hyperthermia, and MRI (magnetic resonance imaging) contrast agents. Due to their instability in fluids, several surface coatings have been used to both stabilize and tune...

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Veröffentlicht in:Langmuir : the ACS journal of surfaces and colloids. - 1985. - 28(2012), 42 vom: 23. Okt., Seite 14983-91
1. Verfasser: Jedlovszky-Hajdú, Angéla (VerfasserIn)
Weitere Verfasser: Bombelli, Francesca Baldelli, Monopoli, Marco P, Tombácz, Etelka, Dawson, Kenneth A
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2012
Zugriff auf das übergeordnete Werk:Langmuir : the ACS journal of surfaces and colloids
Schlagworte:Journal Article Research Support, Non-U.S. Gov't Acrylic Resins Ferric Compounds Magnetite Nanoparticles Proteins ferric oxide 1K09F3G675 Citric Acid 2968PHW8QP mehr... Oleic Acid 2UMI9U37CP carbopol 940 4Q93RCW27E
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100 1 |a Jedlovszky-Hajdú, Angéla  |e verfasserin  |4 aut 
245 1 0 |a Surface coatings shape the protein corona of SPIONs with relevance to their application in vivo 
264 1 |c 2012 
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500 |a Date Revised 25.11.2016 
500 |a published: Print-Electronic 
500 |a Citation Status MEDLINE 
520 |a Superparamagnetic iron oxide nanoparticles (SPIONs) have proved their use in many biomedical applications, such as drug delivery, hyperthermia, and MRI (magnetic resonance imaging) contrast agents. Due to their instability in fluids, several surface coatings have been used to both stabilize and tune the properties of these nanoparticles (NPs) according to their applications. These coatings will strongly modify their surface properties and influence their interaction with the environment proteins in a relevant biological medium with a clear impact on their function. It is well-accepted that a protein corona is immediately formed when nanoparticles come in contact with a biological milieu, and the emergent bionano interface represents the biological identity of the particles. Here, we investigate how a different coating on the same magnetic core can influence the protein corona composition and structure with clear relevance to application of these NPs in medicine. In particular, we have studied the structure and composition of the protein corona-SPION complexes of magnetite nanoparticles stabilized with citric acid, poly(acrylic acid), or double layer oleic acid by a range of approaches, including dynamic light scattering, nanoparticle tracking analysis, differential centrifugal sedimentation, infrared spectroscopy, 1-D SDS gel electrophoresis, and mass spectroscopy 
650 4 |a Journal Article 
650 4 |a Research Support, Non-U.S. Gov't 
650 7 |a Acrylic Resins  |2 NLM 
650 7 |a Ferric Compounds  |2 NLM 
650 7 |a Magnetite Nanoparticles  |2 NLM 
650 7 |a Proteins  |2 NLM 
650 7 |a ferric oxide  |2 NLM 
650 7 |a 1K09F3G675  |2 NLM 
650 7 |a Citric Acid  |2 NLM 
650 7 |a 2968PHW8QP  |2 NLM 
650 7 |a Oleic Acid  |2 NLM 
650 7 |a 2UMI9U37CP  |2 NLM 
650 7 |a carbopol 940  |2 NLM 
650 7 |a 4Q93RCW27E  |2 NLM 
700 1 |a Bombelli, Francesca Baldelli  |e verfasserin  |4 aut 
700 1 |a Monopoli, Marco P  |e verfasserin  |4 aut 
700 1 |a Tombácz, Etelka  |e verfasserin  |4 aut 
700 1 |a Dawson, Kenneth A  |e verfasserin  |4 aut 
773 0 8 |i Enthalten in  |t Langmuir : the ACS journal of surfaces and colloids  |d 1985  |g 28(2012), 42 vom: 23. Okt., Seite 14983-91  |w (DE-627)NLM098181009  |x 1520-5827  |7 nnas 
773 1 8 |g volume:28  |g year:2012  |g number:42  |g day:23  |g month:10  |g pages:14983-91 
856 4 0 |u http://dx.doi.org/10.1021/la302446h  |3 Volltext 
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