Accelerated oxidation of epinephrine by silica nanoparticles

Z Tao, G Wang, J Goodisman, T Asefa - Langmuir, 2009 - ACS Publications
We have measured the influence of mesoporous silica (MCM-41 and SBA-15) nanoparticles
and dense silica nanoparticles on epinephrine oxidation, a pH-dependent reaction, whose …

Silica particles convert thiol-containing molecules to disulfides

Y Li, KW Kolasinski, RN Zare - Proceedings of the National …, 2023 - National Acad Sciences
Synthetic amorphous silica is a common food additive and a popular cosmetic ingredient.
Mesoporous silica particles are also widely studied for their potential use in drug delivery …

Ionic strength affects lysozyme adsorption and release from SBA-15 mesoporous silica

D Steri, M Monduzzi, A Salis - Microporous and mesoporous materials, 2013 - Elsevier
In the present work we investigated the effect of ionic strength on the adsorption and release
of a model therapeutic protein–hen egg white lysozyme (EC 3.1. 1.17)–from SBA-15 …

Non-destructive horseradish peroxidase immobilization in porous silica nanoparticles

R Voss, MA Brook, J Thompson, Y Chen… - Journal of Materials …, 2007 - pubs.rsc.org
The preparation of protein doped silica particles is impeded by the difficulty of incorporating
proteins within the silica mesostructure under conditions that do not lead to denaturation …

Bioactivity of horseradish peroxidase entrapped in silica nanospheres

X Cao, J Yu, Z Zhang, S Liu - Biosensors and Bioelectronics, 2012 - Elsevier
Interest in the fabrication of micro/nanoreactors for evaluation of the function of biomolecules
in biological processes, enzymatic reaction kinetics occurring inside the nanospace is …

Incorporation of transition-metal complexes in functionalized mesoporous silica and their activity toward the oxidation of aromatic amines

J Evans, AB Zaki, MY El-Sheikh… - The Journal of Physical …, 2000 - ACS Publications
The highly ordered mesoporous material HISiO2 was prepared at room temperature and low
pH utilizing a high concentration of nonionic surfactant to achieve a hexagonal ordered …

Nanocrystalline sodalite: Preparation and application to epoxidation of 2-cyclohexen-1-one with hydrogen peroxide

N Hiyoshi - Applied Catalysis A: General, 2012 - Elsevier
In this study, we have synthesized nanocrystalline sodalite and investigated its activity for
the epoxidation of α, β-unsaturated ketone with hydrogen peroxide. Nanocrystalline sodalite …

Synthesis and Characterization of Stable Monodisperse Silica Nanoparticle Sols for in Vitro Cytotoxicity Testing

LCJ Thomassen, A Aerts, V Rabolli, D Lison… - Langmuir, 2010 - ACS Publications
For the investigation of the interaction of nanoparticles with biomolecules, cells, organs, and
animal models there is a need for well-characterized nanoparticle suspensions. In this paper …

Overview of studies regarding mesoporous silica nanomaterials and their biomedical application

M Vallet-Regi, F Tamanoi - The enzymes, 2018 - Elsevier
Synthesis of mesoporous silica nanomaterials occurred in the late 1980s and early 1990s.
Since then, we have seen dramatic increase in the number of publication dealing with this …

Stability and catalytic kinetics of horseradish peroxidase confined in nanoporous SBA-15

H Ikemoto, Q Chi, J Ulstrup - The Journal of Physical Chemistry C, 2010 - ACS Publications
We have synthesized nanoporous silica, SBA-15, in the 1 μm size range with the pore
diameter of 7.6 nm. The redox enzyme horseradish peroxidase (HRP) was entrapped in the …