Applications of AFM in pharmaceutical sciences [PDF]
Atomic force microscopy (AFM) is a high-resolution imaging technique that uses a small probe (tip and cantilever) to provide topographical information on surfaces in air or in liquid media.
Lamprou, Dimitrios, Smith, James R.
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Dissolution and phosphate-induced transformation of ZnO nanoparticles in synthetic saliva probed by AGNES without previous solid-liquid separation. Comparison with UF-ICP-MS [PDF]
The variation over time of free Zn2+ ion concentration in stirred dispersions of ZnO nanoparticles (ZnO NPs) prepared in synthetic saliva at pH 6.80 and 37 degrees C was followed in situ (without solid liquid separation step) with the electroanalytical ...
David, Calin +4 more
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Needs and challenges for assessing the environmental impacts of engineered nanomaterials (ENMs). [PDF]
The potential environmental impact of nanomaterials is a critical concern and the ability to assess these potential impacts is top priority for the progress of sustainable nanotechnology.
Bilal, Muhammad +3 more
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Background Potassium octatitanate fibers (K2O•8TiO2, POT fibers) are used as an asbestos substitute. Their physical characteristics suggest that respirable POT fibers are likely to be carcinogenic in the lung and pleura.
Mohamed Abdelgied +14 more
doaj +1 more source
Analysis of cellular responses of macrophages to zinc ions and zinc oxide nanoparticles: a combined targeted and proteomic approach [PDF]
Two different zinc oxide nanoparticles, as well as zinc ions, are used to study the cellular responses of the RAW 264 macrophage cell line. A proteomic screen is used to provide a wide view of the molecular effects of zinc, and the most prominent results
Armand, Lucie +13 more
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Nanoparticles in the Environment and Nanotoxicology
Nanomaterials, including engineered nanoparticles and microplastics/nanoplastics, have attracted increasing concern as they might potentially release into the environment, leading to potential risks to ecosystems [...]
Vivian Hsiu-Chuan Liao
doaj +1 more source
Influence of shear stress and size on viability of endothelial cells exposed to gold nanoparticles [PDF]
open7noScreening nanoparticle toxicity directly on cell culture can be a fast and cheap technique. Nevertheless, to obtain results in accordance with those observed in live animals, the conditions in which cells are cultivated should resemble the one ...
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JMJD3 in the regulation of human diseases
In recent years, many studies have shown that histone methylation plays an important role in maintaining the active and silent state of gene expression in human diseases.
Xiangxian Zhang +4 more
doaj +1 more source
Comparison of 20nm silver nanoparticles synthesized with and without a gold core: Structure, dissolution in cell culture media, and biological impact on macrophages [PDF]
Widespread use of silver nanoparticles raises questions of environmental and biological impact. Many synthesis approaches are used to produce pure silver and silver-shell gold-core particles optimized for specific applications.
Baer, DR +10 more
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Nanomaterials and Oxidative Stress
With the rapid development of new nanomaterials, it was recognized early that together with their beneficial properties, nanomaterials may pose a risk to human health and the environment.
Vytas Reipa, Donald H. Atha
doaj +1 more source

