Abstract:
:A green and mild approach for the preparation of reduced graphene oxide (rGO) was proposed by using riboflavin-5'-phosphate sodium salt dihydrate as a reducing reagent and stabilizer without any other reagent. The fabricated nano-rGO was systematically evaluated for its application as nano-carrier for pH-sensitive drug delivery. The hemolytic toxicity test indicated the as-prepared nano-rGO had negligible hemolytic activity, which demonstrating its safety in drug delivery system. Doxorubicin hydrochloride (DOX) as a model drug was successfully attached onto the surface of nano-rGO via strong π-π stacking interaction. Compared with common carriers, the obtained DOX-loaded nano-rGO nanohybrid exhibited characteristics of high drug loading content, good stability, pH-sensitive and sustainable release of drugs. Cytotoxicity assay results suggested such nanohybrid exhibited effective cytotoxicity to MCF-7 and A549 cells by nonspecific endocytosis mechanism. Therefore, the present green fabricated rGO could be a good candidate as an ideal nano-carrier for drug delivery and controlled release.
journal_name
Int J Pharmjournal_title
International journal of pharmaceuticsauthors
Ma N,Zhang B,Liu J,Zhang P,Li Z,Luan Ydoi
10.1016/j.ijpharm.2015.10.081subject
Has Abstractpub_date
2015-12-30 00:00:00pages
984-92issue
2eissn
0378-5173issn
1873-3476pii
S0378-5173(15)30348-3journal_volume
496pub_type
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pub_type: 杂志文章,评审
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