Gerardo Garcia-Zavaleta , Daniel Mejia-Valdez , Hamed Hosseinian , Ciro A. Rodriguez , Geoffrey A. Cordell , Yadira I. Vega-Cantu , Aida Rodriguez-Garcia
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引用次数: 0
Abstract
Treatment of injuries to bone structure represents a significant economic burden for health care institutions and systems worldwide. The development of tissue engineering scaffolds has expanded to include the incorporation of nanotechnology platforms such as liposomes for the efficient delivery of chemotherapeutic agents. Pyrroloquinoline quinone (PQQ) is a naturally occurring quinone with antioxidant and tissue regenerative properties. In this study, the liposome-based encapsulation of PQQ was achieved by studying the effect of different downsizing methods and lipid compositions. Liposomal sonication produced stable vesicles of sizes <200 nm. The incorporation of PQQ into the liposomes and its interactions with the lipids enhanced their stability for up to four weeks and allowed sustained release for seven weeks. The results demonstrate the ability of these systems to encapsulate PQQ with high stability, efficient entrapment, and extended release profiles for their potential use in biomedicine as a delivery system for bone tissue engineering.
期刊介绍:
OpenNano is an internationally peer-reviewed and open access journal publishing high-quality review articles and original research papers on the burgeoning area of nanopharmaceutics and nanosized delivery systems for drugs, genes, and imaging agents. The Journal publishes basic, translational and clinical research as well as methodological papers and aims to bring together chemists, biochemists, cell biologists, material scientists, pharmaceutical scientists, pharmacologists, clinicians and all others working in this exciting and challenging area.