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Article
Open AccessCytotoxic effects of nanosilver are highly dependent on the chloride concentration and the presence of organic compounds in the cell culture media
Nanosilver shows great promise for use in industrial, consumer or medical products because of its antimicrobial properties. However, the underlying mechanisms of the effects of silver nanoparticles on human ce...
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Article
Open AccessRelease of copper-amended particles from micronized copper-pressure-treated wood during mechanical abrasion
We investigated the particles released due to abrasion of wood surfaces pressure-treated with micronized copper azole (MCA) wood preservative and we gathered preliminary data on its in vitro cytotoxicity for l...
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Article
Improving cell adhesion: development of a biosensor for cell behaviour monitoring by surface grafting of sulfonic groups onto a thermoplastic polyurethane
The surface properties of a material in combination with the mechanical properties are responsible for the material performance in a biological environment as well as the behaviour of the cells which contact w...
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Article
Open AccessContamination of nanoparticles by endotoxin: evaluation of different test methods
Nanomaterials can be contaminated with endotoxin (lipopolysaccharides, LPS) during production or handling. In this study, we searched for a convenient in vitro method to evaluate endotoxin contamination in nanopa...
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Article
Surface modification of thermoplastic polyurethane in order to enhance reactivity and avoid cell adhesion
Recently, the definition of coating procedures which leads to strong cell repellent surfaces has been an extremely important issue. In the present study, the cell repellency of thermoplastic polyurethane mater...
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Article
Single walled carbon nanotubes (SWCNT) affect cell physiology and cell architecture
Single walled carbon nanotubes (SWCNT) find their way in various industrial applications. Due to the expected increased production of various carbon nanotubes and nanoparticle containing products, exposure to ...
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Article
Microbial transformation of ethylpyridines
Pyridine and its derivatives have been found as pollutants in the environment. Although alkylpyridines constitute the largest class of pyridines contaminating the environment, little information is available c...
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Article
Microbial transformation of heterocyclic molecules in deep subsurface sediments
Recently attempts have been made to establish the presence and to determine the metabolic versatility of microorganisms in the terrestrial deep subsurface at the Savannah River Plant, Aiken, SC, USA. Sediment ...
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Article
Fermentative metabolism of substituted monoaromatic compounds by a bacterial community from anaerobic sediments
An anaerobic microbial community containing 4 to 5 different populations capable of degrading syringic acid completely to CH4 and CO2 was enriched from freshwater lake sediments. The community can be maintained w...
