Search results - 8 results

The use of nitrous oxide whippets as a recreational drug: Hidden health risks.

(ICP- OES). The particulate matter was also analyzed by scanning transmission electron microscopy (STEM) combined with energy-dispersive X-ray spectroscopy (EDX). The presence of cyclohexyl isothiocyanate ...

Identification and characterization of inorganic food additives and pearlescent pigments in sprays for food decoration by STEM-EDX

the properties of the particles consumers are exposed to. Samples were prepared by spraying 5mL in a glass vial and coated on EM-grids using the grid-on-drop method. Scanning transmission electron ...

Identification and characterization of TiO2 nanoparticles in face masks by TEM

particle size measurement of nanoparticles in situ in face masks by conventional and analytical transmission electron microscopy (TEM). The methodology can be applied by following this protocol which ...

Challenges in the size analysis of a silica nanoparticle mixture as candidate certified reference material.

equivalent diameters that are specific for dynamic light scattering (DLS), centrifugal liquid sedimentation (CLS), scanning and transmission electron microscopy (SEM and TEM), atomic force microscopy ...

Concomitant microbial generation of palladium nanoparticles and hydrogen to immobilize chromate.

Environ Sci Technol, Volume 44, Issue 19 (2010) Keywords: Biocatalysis Chromates Clostridium Hydrogen Metal Nanoparticles Microscopy, Electron, Scanning Microscopy, Electron, Transmission ...

An improved in vitro model of human intestinal follicle-associated epithelium to study nanoparticle transport by M cells.

Confocal Microscopy, Electron, Scanning Microscopy, Electron, Transmission Nanoparticles Nystatin Peyer's Patches Pinocytosis Polystyrenes Reproducibility of Results Temperature Abstract: An alternative ...

Ultrastructural changes of the tracheal epithelium after vaccination of day-old chickens with the La Sota strain of Newcastle disease virus.

surface changes as observed by scanning electron microscopy with subcellular changes seen by transmission electron microscopy. NDV infection resulted in hypertrophy of goblet cells, their rupture, and the ...

Dietary silver nanoparticles can disturb the gut microbiota in mice.

Microscopy, Electron, Scanning Transmission Silver Spectrometry, X-Ray Emission Abstract: BACKGROUND: Humans are increasingly exposed via the diet to Ag nanoparticles (NP) used in the food industry. Because of ...

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