Physicochemical Properties of a New PEGylated Polybenzofulvene Brush for Drug Encapsulation

A new polymer brush was synthesized by spontaneous polymerization of benzofulvene macromonomer 6-MOEG-9-T-<b>BF3k</b> bearing a nona(ethylene glycol) side chain linked to the 3-phenylindene scaffold by means of a triazole heterocycle. The polymer structure was studied by SEC-MALS, NMR sp...

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Main Authors: Marco Paolino (Author), Annalisa Reale (Author), Vincenzo Razzano (Author), Germano Giuliani (Author), Alessandro Donati (Author), Gianluca Giorgi (Author), Antonella Caterina Boccia (Author), Raniero Mendichi (Author), Daniele Piovani (Author), Chiara Botta (Author), Laura Salvini (Author), Filippo Samperi (Author), Cristina Savoca (Author), Mariano Licciardi (Author), Eugenio Paccagnini (Author), Mariangela Gentile (Author), Andrea Cappelli (Author)
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Published: MDPI AG, 2019-09-01T00:00:00Z.
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042 |a dc 
100 1 0 |a Marco Paolino  |e author 
700 1 0 |a Annalisa Reale  |e author 
700 1 0 |a Vincenzo Razzano  |e author 
700 1 0 |a Germano Giuliani  |e author 
700 1 0 |a Alessandro Donati  |e author 
700 1 0 |a Gianluca Giorgi  |e author 
700 1 0 |a Antonella Caterina Boccia  |e author 
700 1 0 |a Raniero Mendichi  |e author 
700 1 0 |a Daniele Piovani  |e author 
700 1 0 |a Chiara Botta  |e author 
700 1 0 |a Laura Salvini  |e author 
700 1 0 |a Filippo Samperi  |e author 
700 1 0 |a Cristina Savoca  |e author 
700 1 0 |a Mariano Licciardi  |e author 
700 1 0 |a Eugenio Paccagnini  |e author 
700 1 0 |a Mariangela Gentile  |e author 
700 1 0 |a Andrea Cappelli  |e author 
245 0 0 |a Physicochemical Properties of a New PEGylated Polybenzofulvene Brush for Drug Encapsulation 
260 |b MDPI AG,   |c 2019-09-01T00:00:00Z. 
500 |a 1999-4923 
500 |a 10.3390/pharmaceutics11090444 
520 |a A new polymer brush was synthesized by spontaneous polymerization of benzofulvene macromonomer 6-MOEG-9-T-<b>BF3k</b> bearing a nona(ethylene glycol) side chain linked to the 3-phenylindene scaffold by means of a triazole heterocycle. The polymer structure was studied by SEC-MALS, NMR spectroscopy, and MALDI-TOF MS techniques, and the results supported the role of oligomeric initiatory species in the spontaneous polymerization of polybenzofulvene derivatives. The aggregation features of high molecular weight poly-6-MOEG-9-T-<b>BF3k</b>-FE were investigated by pyrene fluorescence analysis, dynamic light scattering studies, and transmission electron microscopy, which suggested a tendency towards the formation of spherical objects showing dimensions in the range of 20&#8722;200 nm. Moreover, poly-6-MOEG-9-T-<b>BF3k</b>-FE showed an interesting cytocompatibility in the whole concentration range tested that, besides its aggregation features, makes this polybenzofulvene brush a good polymer candidate for nanoencapsulation and delivery of drug molecules. Finally, the photo-physical features of poly-6-MOEG-9-T-<b>BF3k</b>-FE could allow the biodistribution of the resulting drug delivery systems to be monitored by fluorescence microscopy techniques. 
546 |a EN 
690 |a PEGylation 
690 |a grafting through 
690 |a polybenzofulvene 
690 |a nanocarrier 
690 |a drug delivery systems 
690 |a spontaneous polymerization 
690 |a affinity polymerization 
690 |a Pharmacy and materia medica 
690 |a RS1-441 
655 7 |a article  |2 local 
786 0 |n Pharmaceutics, Vol 11, Iss 9, p 444 (2019) 
787 0 |n https://www.mdpi.com/1999-4923/11/9/444 
787 0 |n https://doaj.org/toc/1999-4923 
856 4 1 |u https://doaj.org/article/c4d6dce9b66645e1ba75d9b332a6d03a  |z Connect to this object online.