Abstract
Zeolite particles with different pore diameter and particle size were loaded with the model anticancer drug 5-fluorouracil. The loaded zeolites were characterized by means of SEM, XRD, DSC, XPS, N2 physisorption and FT-IR. Higher loading of 5-FU was observed for NaX-FAU than BEA. Release studies were carried out in HCl 0.1 N. Release of 5-FU from NaX-FAU showed exponential-type behaviour with the drug fully released within 10 min. In the case of BEA, the kinetics of 5-FU shows a multi-step profile with prolonged release over time. Molecular dynamics simulations showed that diffusion of the drug molecule through the BEA framework is lower than for NaX-FAU due to increased van der Waals interaction between the drug and the framework. The effect of zeolitic particles on the viability of Caco-2 monolayers showed that the NaX-FAU particles cause a reduction of cell viability in a more pronounced way compared with the BEA particles.
| Original language | English |
|---|---|
| Pages (from-to) | 197-205 |
| Journal | Nanomedicine: Nanotechnology, Biology and Medicine |
| Volume | 10 |
| Issue number | 1 |
| Early online date | 3 Aug 2013 |
| DOIs | |
| Publication status | Published - Jan 2014 |
UN SDGs
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SDG 3 Good Health and Well-being
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