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Estudo químico de Xanthomonas citri subsp. citri e sua influência no perfil químico de Citrus sinensis
(Universidade Federal de São Carlos, 2014-12-17)
Citrus canker, caused by the bacteria Xanthomonas axonopodis pv. citri (Xac), is a disease that causes serious problems to the global citrus industry, especially to orange(Citrus sinensis). In this regard, this thesis ...
Multicomponent reactions in the discovery of organocatalysts and the diversification of organocatalytic approaches
(Universidade Federal de São Carlos, 2015-06-19)
This thesis reports the development of multicomponent approaches directed to specific objectives: a) the discovery of new and efficient peptide-based catalyst for asymmetric
transformations and b) the synthesis of ...
Estudo da interação entre borrachas comerciais e misturas de biodiesel/diesel por espectroscopia de ressonância magnética nuclear
(Universidade Federal de São Carlos, 2014-10-09)
Nowadays biodiesel has taken steps toward the consolidation as energetic matrices of many countries. Elastomers are one of the most important groups of materials used in engines and the compatibility of these materials ...
Estudo de novas metodologias para realização de ensaios com a catepsina D na busca de inibidores
(Universidade Federal de São Carlos, 2015-02-06)
Cathepsin D is an aspartyl endopeptidase involved in many pathological processes when overexpressed. In addition, it is responsible for degradation of hemoglobin ingested by parasites of schistosomiasis. For these reasons ...
Estudo da variação do perfil químico de citros com HLB e sadios, buscando informações sobre mecanismo de defesa
(Universidade Federal de São Carlos, 2014-03-26)
This paper describes the variation of the chemical profile study of citros after inoculation of the bacterium "Candidatus Liberibacter asiaticus", responsible for Huanglongbing (ex greening), one of the most serious diseases ...
Estudo do potencial enzimático de micro-organismos endofíticos para a biotransformação de produtos naturais e análogos sintéticos
(Universidade Federal de São Carlos, 2009-11-27)
The endophytic microorganisms Penicillium griseoroseum, Penicillium brasilianum, Aspergillus flavus e Aspergillus aculeatus have shown to be very efficient in order to perform the most diferenciated biotransformation ...
Aplicação das técnicas espectroscópicas e quimiométricas no estudo do controle de qualidade das drogas vegetais: embaúba, malva e ginseng brasileiro
(Universidade Federal de São Carlos, 2010-05-14)
In the last few years the phytotherapy has emerged as a drug form well accepted and accessible, causing the increase in demand for drugs based on plants throughout the world, becoming an attraction for the pharmaceutical ...
Busca por inibidores de catepsinas em plantas do cerrado paulista e avaliação da proteólise tumoral in vitro
(Universidade Federal de São Carlos, 2015-03-27)
The aim of this work is search for cysteine proteases inhibitors using a bioactivity-guided assay. We have selected different plants for the initial screening. Among all evaluated extracts, the ones obtained from Myrcia ...
Estudo fitoquímico de Rauia sp e Conchocarpus macrophyllus (Rutaceae) e avaliação da atividade antiparasitária de extratos e substãncias isoladas.
(Universidade Federal de São Carlos, 2006-05-17)
This work involved the
study of plant extracts of the Rutaceae species. Among 16 extracts tested in assays
carried out with T. cruzi gGAPDH and L. tarentolae APRT enzymes and
trypomastigote forms of T. cruzi, four showed ...
Ressonância magnética nuclear ultrarrápida: implementação, desenvolvimento e aplicações
(Universidade Federal de São Carlos, 2011-11-24)
This work highlights the implementation, development and application of the Ultrafast Nuclear Magnetic Resonance (UFNMR) technique, proposed by Frydman and co-workers. Through this technique, it is possible to perform ...