While the advent of nano-engineered drug delivery systems (DDSs) has revived hopes for better management of a wide range of pathologies, critical appraisal of the field has shown that further improvement of nanomedicine demands a paradigmatic shift in design and development approaches currently employed by drug developers. In this review, we portray various theoretical modeling frameworks as influential tools to furnish future design and development of DDSs. The rational design of nanomedicines should be premised on taking into account the sui generis nature of DDSs within a multiplex biological milieu in vivo. Technical limitations, however, remain a bottleneck to the faithful reconstruction of such biomimetic models. Computational and mathematical modeling tools have shown potential as a promising technique to broaden the horizon of nanomedicine by addressing blind spots of current empirical models. Through integration with modern imaging and microfluidic technologies, in silico modeling is expected to expedite the clinical translation of nanomedicine.
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http://dx.doi.org/10.1016/j.jconrel.2019.06.014 | DOI Listing |
Int J Biol Macromol
November 2024
Department of Urology, School of Medicine, College of Medicine, Taipei Medical University, Taipei 11031, Taiwan; TMU Research Center of Urology and Kidney, Taipei Medical University, Taipei 11031, Taiwan; Department of Urology, Shuang Ho Hospital, Taipei Medical University, New Taipei City 23561, Taiwan. Electronic address:
X-ray Photodynamic Therapy (XPDT) is an emerging, deeply penetrating, and non-invasive tumor treatment that stimulates robust antitumor immune responses. However, its efficacy is often limited by low therapeutic delivery and immunosuppressant within the tumor microenvironment. This challenge can potentially be addressed by utilizing X-ray responsive iron-glycol chitosan-polypyrrole nanozymes (GCS-I-PPy NZs), which activate M1 macrophages.
View Article and Find Full Text PDFRecent advancements in ocular drug delivery have led to the introduction of a range of nanotechnology-based systems, such as polymeric nanoparticles, solid lipid nanoparticles, nanostructured lipid carriers, inorganic nanoparticles, niosomes, liposomes, nanosuspensions, dendrimers, nanoemulsions, and microemulsions. These systems enhance drug retention, penetration, bioavailability, and targeted delivery, promising prolonged drug release, and improved patient compliance. However, their interactions with biological systems pose potential toxicity risks, necessitating a careful evaluation of nanoparticle size, shape, surface charge, and coating.
View Article and Find Full Text PDFJ Pharm Sci
September 2024
Department of Pharmaceutics, Faculty of Pharmacy, University of Sadat City, Sadat City 32958, Egypt.
Drug repurposing is a potential strategy to overcome the huge economic expenses of wound healing products. This work aims to develop a topical gel of piroxicam encapsulated into a nanospanlastics vesicular system as an effective, dermal wound dressing. Firstly, piroxicam was entrapped into nanospanlastics formulations and optimized utilizing 2 full factorial experimental designs.
View Article and Find Full Text PDFSci Rep
February 2024
PG & Research Department of Physics, Cauvery College for Women, Tiruchchirappalli, Tamil Nadu, India.
Nanoengineered chitosan functionalized titanium dioxide biohybrids (CTiO@NPs) were prepared with Amomum subulatum Roxb extract via one-pot green method and assessed by UV-Vis spectroscopy, XRD, SEM and EDAX analyses. As revealed by XRD pattern, the nanohybrids exhibits a rutile TiO crystallites around 45 nm in size. The emergence of the Ti-O-Ti bond is identified by observing a peak between 400 and 800 cm.
View Article and Find Full Text PDFInt J Biol Macromol
February 2024
Department of Chemistry, McGill University, 801 Sherbrooke Street West, Montreal, QC H3A 0B8, Canada; Pulp and Paper Research Centre, McGill University, 3420 University Street, Montreal, QC H3A 2A7, Canada; Quebec Centre for Advanced Materials (QCAM), 3420 University Street, Montreal, QC H3A 2A7, Canada. Electronic address:
The unique features of self-healing hydrogels hold great potential for biomedical applications including injectable hydrogels for cancer treatment, procedures for tumor removal or resection. However, the fabrication of durable and multifunctional self-healing hydrogels composed of biocompatible, green building blocks via versatile synthetic methodology continues to pose a significant challenge. Here, we engineered dialdehyde cellulose (DAC, as a macromolecular bio-crosslinker), and electrosterically stabilized nanocrystalline cellulose (ENCC, as a ligand-targeted drug carrier) to facilitate a strategy for the construction of self-healing hydrogels.
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