The use of cyclosporine (CsA) has shown to induce an increase in the density of oligodendrocytes near remyelinating areas following the injection of ethidium bromide (EB), a demyelinating agent, in the rat brainstem. This study was designed in order to evaluate if CsA has the capacity of increasing remyelination. In this context, a comparison between the final balance of myelin repair in CsA treated and non-tre...
Avaliou-se a qualidade da silagem de grãos úmidos de milho com adição de soja crua, por meio de medidas de digestibilidade parcial e total em bovinos. Foram utilizados três animais mestiços Nelore x Red Angus, implantados com cânulas ruminal e duodenal. O delineamento experimental foi o quadrado latino 3x3, com os seguintes tratamentos: SGM66= 60% de volumoso, 26,6% de silagem de grãos de milho e 13,4% de farel...
Several young ostrich, including nestlings, with lassitude and inappetence followed by death or victim of sudden death were immediately brought to diagnosis at an Animal Health Laboratory. At necropsy, animals presented hemorrhage and altered content of the vitelline sac, and necrotic foci in the small intestine; one animal showed necrotic pleuropneumonia with psammomatosus bodies in the lung parenchyma. The cu...
A partir do fracionamento em coluna de gel de sílica do extrato clorofórmico de Polygala paniculata (Polygalaceae), foram isolados 7-metóxi-8-(1',2'-epóxi-3'-metil-3'-butenil)-cumarina (1) e dois artefatos cumarínicos (2a-2b), formados a partir da abertura do anel epóxido de 1 durante o processo de isolamento. O tratamento de 1 com EtOH/SiO2, sob agitação e à temperatura ambiente durante 24 horas, resultou na f...
The efficacy of the new phosphate-buffered sucrose solution (PBS), was compared with the conventional Euro-Collins (EC) and the lactated Ringer solution (LR), in its capacity to preserve the canine liver in cold storage. Three groups of 6 canine livers, each group in one of those solutions, were put in cold storage for 24 h at 4 degrees centigrade. At the end of this period the effect of warm hepatic reperfusio...
Results obtained in 120 patients with gastric carcinoma, and submitted between 1982 and 1989, to a total gastrectomy and a new technique of reconstruction with jejunum, are analyzed retrospectively. This technique associates, a jejunoplication around the terminal esophagus with the purpose to eliminate the entero-esophageal reflux and the risk of dehiscence, and a double jejuno-jejunostomy with the target to de...
A review of 161 patients who underwent Roux-en-Y biliary diversion and truncal vagotomy from 1978 to 1989 is performed under the double perspective: clinical and functional (using radionuclide semi-solid and liquid gastric emptying (GE) studies). In 46 patients this solution was adopted to treat different kinds of post-gastrectomy syndromes and in 115 to solve the esophageal-duodeno-gastric peptic disease. Some...
One hundred and one patients with reflux esophagitis and strictures, submitted to different kinds of surgical solutions over the last 16 years, were revised. Seventy seven patients had dilatable stricture and the lower esophageal sphincter mechanism could be brought intra-abdominally in 70. In 36 there was radiographic evidence of hiatal hernia and 8 had a Barrett esophagus. The surgical technique employed in t...
The efficacy of truncal vagotomy combined with pyloroplasty has been studied in 56 patients, divided into the following groups: Group I-29 patients submitted to bilateral truncal vagotomy (BTV) and pyloroplasty, as the method of treatment to solve the problem of perforated duodenal ulcer (initial and retrospective phase of study). Group II-With 11 patients, who underwent the same operation as those in Group I b...
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