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Nuclear microscopy as a tool in TiO2 nanoparticles bioaccumulation studies in a...
Pinheiro, Teresa; Moita, L.; Silva, Luís Manuel; Mendonça, E.; Picado, AnaEngineered Titanium nanoparticles are used for a wide range of applications from coatings, sunscreen cosmetic additives to solar cells or water treatment agents. Inevitably environmental exposure can be expected and data on the ecotoxicological evaluation of nanoparticles are still scarce.The potential effects of nanoparticles of titanium dioxide (TiO2) on two model organisms, the water flea, Daphnia magna and ...
Nuclear Microscopy as a tool in nano TiO2 Bioaccumulation Studies in aquatic sp...
Pinheiro, Teresa; Moita, L.; Silva, Luísa; Mendonça, E.; Picado, Ana
Effects of engineered nanoTi02 on aquatic species
Picado, Ana; Moita, L.; Paixão, Susana M.; Silva, Luís Manuel; Diniz, M. S.; Mendonça, E.
Diffuse tracheo-bronchial amyloidosis.
Monteiro, J F; Serviço de Anatomia Patológica, Hospital de Santa Maria, Lisboa.; Moita, L; de Almeida, A B; Freitas e Costa, M; Fernandes, A CThe case of a 52 year old man, whose initial clinical manifestations were dyspnea, bloodstained sputum and malaise is reported. After the initial cancer hypothesis, a diagnosis of diffuse primary tracheo-bronchial amyloidosis was made. The amyloid substance present was not of A A type and the plasma cells next to the deposits were polyclonal. The piece-meal removal of the masses by bronchoscopy led to profuse b...
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