The present study aimed to develop a pre-endothelialized chitosan (CH) porous hollowed scaffold for application in spinal cord regenerative therapies. CH conduits with different degrees of acetylation (DA; 4% and 15%) were prepared, characterized (microstructure, porosity and water uptake) and functionalized with a recombinant fragment of human fibronectin (rhFNIII7–10). Immobilized rhFNIII7–10 was characterize...
The electroluminescence yield was studied for xenon gas as a function of the electric field in the scintillationregion, for room temperature using a gas proportional scintillation counter. A large area avalanche photodiode was used for the readout of the VUV secondary scintillation produced in the gas, together with the 5.9-keV x-rays directly absorbed in the photodiode. Using the latter as a reference for the ...
2009
2009
2009
Este estudo avalia a viabilidade da espectroscopia UVVIS- SWNIR na degradação da qualidade do leite de cabra durante a pasteurização e aquecimento Ohmico. Foram utilizados: i) leite de cabra cru; ii) leite não processado, mas passado pelas bombas do pasteurizador e aquecimento Ohmico; e iii) leite processado por pasteurização e aquecimento Ohmico. Os espectros são recolhidos por sensor de fibra óptica em compri...
Since 2000, Macrorhabdus ornithogaster "megabacteriosis" has been diagnosed in the avian diseases laboratory in a diversity of avian species and varied spectrum of disease. The disease in some species (chickens, turkeys, guinea fowls) was clinically characterized by emaciation, prostration, loss of appetite, cachexia and death, with a typically chronic course. A more acute disease was observed in finches (canar...
Pigments resulting from the direct condensation of anthocyanins and flavanols are usually associated with reactions taking place during processing and storage of plant-derived foods and beverages and have been particularly studied in aged red wines. In this paper, small amounts of flavanol-anthocyanin condensed pigments are found in different plant extracts. Structures are suggested for 10 such condensed pigmen...
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