Induction of oxidative stress and sensitization of cancer cells to paclitaxel by gold nanoparticles with different charge densities and hydrophobicities

H Sun, Y Liu, X Bai, X Zhou, H Zhou, S Liu… - Journal of Materials …, 2018 - pubs.rsc.org
… explored the effects of the positive/negative charge density … properties, we chemically modified
the nanoparticle surface with … The quantity of ligands on each nanoparticle was measured …

Oxidative stress by inorganic nanoparticles

JK Tee, CN Ong, BH Bay, HK Ho… - Wiley Interdisciplinary …, 2016 - Wiley Online Library
… Such effects of oxidative stress have been implicated owing to … role in oxidative stress owing
to their small surface-area-to-… by experiments using ligands to inhibit Fe(II) oxidation and …

Cytotoxicity-related bioeffects induced by nanoparticles: The role of surface chemistry

H Sun, C Jiang, L Wu, X Bai, S Zhai - Frontiers in Bioengineering and …, 2019 - frontiersin.org
… /negatively charged ligands to neutrally charged ligands. In … the impact of surface charge on
cellular oxidative stress, we … in positive and negative charges. After exposing GNPs to A549 …

Implications for blood-brain-barrier permeability, in vitro oxidative stress and neurotoxicity potential induced by mesoporous silica nanoparticles: Effects of surface …

M Zhou, L Xie, CJ Fang, H Yang, YJ Wang, XY Zhen… - RSC …, 2016 - pubs.rsc.org
… The surface charge of the nanoparticles was measured with a zetasizer (NanoZS Malvern …
of MSN–Cy–Tf, indicating that the effect of the ligand Tf on the kinetics of the MSNs across the …

Research highlights: unveiling the mechanisms underlying nanoparticle-induced ROS generation and oxidative stress

TA Qiu, MJ Gallagher, NV Hudson-Smith… - Environmental …, 2016 - pubs.rsc.org
… at the nanoparticle surface and the biological effects, and … Modifying the AuNC surface with
PEG ligands did not … accumulation of positive charge near the nanoparticle surface in water. …

Nanoparticles in medicine: a focus on vascular oxidative stress

MD Mauricio, S Guerra-Ojeda… - Oxidative Medicine …, 2018 - Wiley Online Library
… negative charge [18, 19]. A gold surface offers a fantastic opportunity to conjugate ligands
… The aim of the present review is to analyse the effects of nanoparticles on oxidative stress in …

Current knowledge on the oxidative-stress-mediated antimicrobial properties of metal-based nanoparticles

N Mammari, E Lamouroux, A Boudier, RE Duval - Microorganisms, 2022 - mdpi.com
charged AgNPs are strongly attracted to the surface of the … effect of ROS generation and
inactivation of protein in bacterial cells by the binding of Cu 2+ ions to the bacterial cell surface. …

… and biocompatibility of superparamagnetic iron oxide nanoparticles: Influence of surface modification on biodistribution, retention, DNA damage and oxidative stress

S Ghosh, I Ghosh, M Chakrabarti… - Food and Chemical …, 2020 - Elsevier
effects. Cellular alterations manifested in the form of DNA … Furthermore, the high surface
charge of SPION can plausibly … that did not require any targeting ligand or application of external …

Altered physiochemical properties in industrially synthesized ZnO nanoparticles regulate oxidative stress; induce in vivo cytotoxicity in embryonic zebrafish by …

SK Verma, PK Panda, E Jha, M Suar, SKS Parashar - Scientific reports, 2017 - nature.com
… Molecular docking was performed using ZnO as ligand and … to check the effect of nanoparticles
in Zebrafish embryos. As … and increase in surface charge of ZnO nanoparticles due to …

The role of nanomaterials in stroke treatment: Targeting oxidative stress

G Song, M Zhao, H Chen, C Lenahan… - Oxidative Medicine …, 2021 - Wiley Online Library
… as the toxicity and the off-target effects of nanomaterials. … of nanomaterials, ligands on the
surface of nanomaterials can … charge on their surface. Because of the free electrons on the …