Ultrafine cobalt (UfCo), one of the new egory of ultrafine particles, is generated in some industrial situations and it also exists in environmental particles. The aim of this study was to investigate the ability of rat pulmonary leukocytes to release tumor necrosis factor alpha (TNFalpha) after exposure to UfCoin vivo andin vitro. Rats were intratracheally instilled with 1 mg of UfCo ...
· Diesel engines and wood combustion in charge. PDF . Fine particles (PM ), one of the major components of air pollution, are believed to be responsible for a large number of deaths in France and around the world. Those produced by diesel engines and by the combustion of wood in chimneys are often implied.
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· A rostrocaudal gradient of uranium (U) in the brain has been suggested after its inhalation. To study the factors influencing this mapping, we first used 30min acute inhalation at 56 mg/m 3 of the relatively soluble form UO 4 in the rat. These exposure parameters were then used as a reference in comparison with the other experimental conditions.
Size distributions of fine and ultrafine particles in the city of Strasbourg: correlation between number of particles and concentrations of NO(x) and SO(2) gases and some soluble ions concentration determination. Roth E(1), Kehrli D, Bonnot K, Trouvé G.
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