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Estudo fitoquímico de Astronium graveolens (Anacardiaceae) e da ação de seus constituintes sobre o formigueiro de Atta sexdens rubropilosa
(Universidade Federal de São Carlos, 2011-06-17)
Brazil has a rich fauna and flora, for these reasons it is called as mega-diverse country. This diversity enables the isolation and identification of substances that become promising in several areas and an example is the ...
Planejamento de inibidores da cruzaína baseado em fragmentos
(Universidade Federal de São Carlos, 2011-07-27)
The Chagas disease, described in 1909 by the Brazilian sanitary physician, scientist and bacteriologist Dr. Carlos Chagas, is caused by the Trypanosomatid parasite Trypanosoma cruzi. Current treatments involve the use of ...
Síntese eletroquímica e caracterização de filmes finos de CdZnTe
(Universidade Federal de São Carlos, 2012-01-27)
Studies on the electrodeposition of semiconductor films has been developed primarily for the binary chalcogenides. However, there are several ternary systems that are poorly researched and have broad application spectrum, ...
Método solvotérmico assistido por micro-ondas aplicado à obtenção de nanocristais de ITO : deposição e caracterização de filmes de ITO
(Universidade Federal de São Carlos, 2012-02-17)
The formation of In1-xSnxO2 (ITO) nanocrystals through the conversion of radiant energy into heat has been studied by using an adapted domestic microwave oven. The formation of powder was obtained by heating the oven to ...
Uso da modelagem molecular na solução de problemas em química
(Universidade Federal de São Carlos, 2014-08-29)
The studies presented herein show the use of molecular modelling coupled to spectroscopic data to tackle four different problems in organic chemistry. In the first study, the sulfonylation of the primary hydroxyl group of ...
Estudos de poligalacturonases do fungo mutualista Leucoagaricus gongylophorus
(Universidade Federal de São Carlos, 2014-08-12)
Polygalacturonases (PGases) are enzymes which hydrolyze glycosidic linkages - 1,4 between pectic acid residues, and are produced by plants, fungi, bacteria and yeasts. The fungus L. gongylophorus, Atta sexdens ant ...
Nano-microencapsulados de extrato de Azadirachta indica usando ligninas do bagaço de cana-de-açúcar: estabilidade e eficácia contra insetos pragas
(Universidade Federal de São Carlos, 2014-07-25)
The present work aimed the development of a model bioinsecticide for pest insect control using microencapsulated botanical extracts of Azadirachta indica (neem), and natural polymer of lignins, witch were extracted from ...
Complexos de vanádio contendo bases de Schiff como catalisadores na oxidação do cicloexano
(Universidade Federal de São Carlos, 2014-03-27)
The vanadium complexes of the type [VO(acac)2], [VO(acac)(apftsc)], [VO(acac)(apmtsc)], [VO(acac)(aptsc)], [VO(acac)(apf)], vanadium (IV) and [VO2(apftsc)], [VO2(apmtsc)], [VO2(aptsc)] e [VO2(apf)], vanadium (V), were used ...
Alcaloides e diidrochalconas de Metrodorea stipularis: química e bioatividade
(Universidade Federal de São Carlos, 2014-04-04)
This work was based on bioactivity-guided study of five plants ( Galipea jasminiflora , Esenbeckia febrifuga, Esenbeckia grandiflora , Metrodorea stipularis and Zanthoxylum Fagara ) from Rutaceae family using the enzyme ...
Reações de adição conjugada de indóis e oxindóis empregando organocatálise
(Universidade Federal de São Carlos, 2014-08-07)
Organocatalysis has emerged as a powerful synthetic tool which accelerated the development of new methods to obtain symmetric and asymmetric molecules. Furthermore, the use of small organic molecules such as amino acids ...