Facile Strategy Enabling Both High Loading and High Release Amounts of the Water-Insoluble Drug Clofazimine Using Mesoporous Silica Nanoparticles

2018 ◽  
Vol 10 (38) ◽  
pp. 31870-31881 ◽  
Author(s):  
Wei Chen ◽  
Chi-An Cheng ◽  
Bai-Yu Lee ◽  
Daniel L. Clemens ◽  
Wen-Yen Huang ◽  
...  
Pharmaceutics ◽  
2020 ◽  
Vol 12 (6) ◽  
pp. 527 ◽  
Author(s):  
Sugata Barui ◽  
Valentina Cauda

The presence of leaky vasculature and the lack of lymphatic drainage of small structures by the solid tumors formulate nanoparticles as promising delivery vehicles in cancer therapy. In particular, among various nanoparticles, the mesoporous silica nanoparticles (MSN) exhibit numerous outstanding features, including mechanical thermal and chemical stability, huge surface area and ordered porous interior to store different anti-cancer therapeutics with high loading capacity and tunable release mechanisms. Furthermore, one can easily decorate the surface of MSN by attaching ligands for active targeting specifically to the cancer region exploiting overexpressed receptors. The controlled release of drugs to the disease site without any leakage to healthy tissues can be achieved by employing environment responsive gatekeepers for the end-capping of MSN. To achieve precise cancer chemotherapy, the most desired delivery system should possess high loading efficiency, site-specificity and capacity of controlled release. In this review we will focus on multimodal decorations of MSN, which is the most demanding ongoing approach related to MSN application in cancer therapy. Herein, we will report about the recently tried efforts for multimodal modifications of MSN, exploiting both the active targeting and stimuli responsive behavior simultaneously, along with individual targeted delivery and stimuli responsive cancer therapy using MSN.


2020 ◽  
Vol 20 (11) ◽  
pp. 1001-1016
Author(s):  
Sandra Ramírez-Rave ◽  
María Josefa Bernad-Bernad ◽  
Jesús Gracia-Mora ◽  
Anatoly K. Yatsimirsky

Hybrid materials based on Mesoporous Silica Nanoparticles (MSN) have attracted plentiful attention due to the versatility of their chemistry, and the field of Drug Delivery Systems (DDS) is not an exception. MSN present desirable biocompatibility, high surface area values, and a well-studied surface reactivity for tailoring a vast diversity of chemical moieties. Particularly important for DDS applications is the use of external stimuli for drug release. In this context, light is an exceptional alternative due to its high degree of spatiotemporal precision and non-invasive character, and a large number of promising DDS based on photoswitchable properties of azobenzenes have been recently reported. This review covers the recent advances in design of DDS using light as an external stimulus mostly based on literature published within last years with an emphasis on usually overlooked underlying chemistry, photophysical properties, and supramolecular complexation of azobenzenes.


2021 ◽  
Vol 119 ◽  
pp. 111619
Author(s):  
Paul Jänicke ◽  
Claudia Lennicke ◽  
Annette Meister ◽  
Barbara Seliger ◽  
Ludger A. Wessjohann ◽  
...  

2021 ◽  
Vol 312 ◽  
pp. 110774
Author(s):  
Rafael Miguel Sábio ◽  
Andréia Bagliotti Meneguin ◽  
Aline Martins dos Santos ◽  
Andreia Sofia Monteiro ◽  
Marlus Chorilli

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