Eduardo Pereira de Azevedo

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PURPOSE Evaluation of the rheological, biological and therapeutic properties of a new topical formulation consisting of chitosan gel containing 1% silver sulfadiazine, as an alternative for the treatment of burn wounds. METHODS An experimental study was done with 21 Wistar rats divided into three groups. Group I was treated with chitosan gel without the(More)
BACKGROUND Hancornia speciosa Gomes (Apocynaceae), popularly known as "mangabeira," has been used in folk medicine to treat inflammatory disorders, hypertension, dermatitis, diabetes, liver diseases and gastric disorders. Although the ethnobotany indicates that its fruits can be used for the treatment of ulcers and inflammatory disorders, only few studies(More)
In this work, aldehyde-functionalized chitosan was produced by the reaction of chitosan in the solid state with nitrogen oxide gases, generated in situ from a HNO3/H3PO4 NaNO2 mixture. This reaction is more advantageous than the existing methods to produce aldehyde-functionalized chitosan, since the depolymerization was slower and the purification process(More)
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