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Análise dos constituintes fixos e voláteis de fungos endofíticos dos gêneros Penicillium e Xylaria e de suas plantas hospedeiras
(Universidade Federal de São Carlos, 2010-10-08)
Was conducted the study of chemical constituents volatiles and fixed of endophytes fungi. For this, we used the Penicillium griseoroseum, Penicillium brasilianum, Xylaria (NICL3) and different species of the genus Trichoderma, ...
Estudo quimiossistemático de espécies de Hortia (Rutaceae) e busca de fungicidas à Guignardia citricarpa
(Universidade Federal de São Carlos, 2010-08-26)
The classification of the Hortia genus, belonging to the Rutaceae, is ambiguous. Hortia, which has been placed in Cusparieae by De Candolle in 1824, in the most recent morphological classification of Engler in 1931 it ...
Desenvolvimento de um fluorímetro microcontrolado para determinação de clorofila a em águas superficiais
(Universidade Federal de São Carlos, 2010-07-29)
In this work a portable fluorimeter was developed and used for determination of chlorophyll a in water samples. The instrument was constructed using the following components: a microcontroller (PIC18F4550), two LEDs as ...
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 ...
Caracterização de quatro espécies de quebra-pedra utilizando cromatografia líquida de alta eficiência hifenada a espectrometria de massa em múltiplos estágios
(Universidade Federal de São Carlos, 2011-05-18)
This work presents the results of the use of High Performance Liquid Chromatography coupled to mass spectrometry in the chemical differentiation/characterization of aqueous extracts of plant samples of the genus Phyllanthus, ...
Estratégias de desreplicação aplicadas ao estudo da planta Alternanthera brasiliana e dos fungos endofíticos associados
(Universidade Federal de São Carlos, 2011-02-24)
Alternanthera brasiliana is widely used by Brazilian people as a folk medicine for the treatment of numerous diseases. However, little is known about its chemical composition and the microorganisms that live in association ...
Determinação in situ de analitos de interesse alimentício empregando tratamento de imagens digitais de spot tests
(Universidade Federal de São Carlos, 2013-07-12)
In this work a simple, fast and inexpensive analytical method was developed to carry out in situ determinations of ethanol and sulfite ions in food samples. The method was based on digital images captured by cameras and / ...
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, ...
Vidros óxidos de metais pesados contendo nanopartículas de metais de transição, para aplicações em fotônica
(Universidade Federal de São Carlos, 2012-02-28)
This work consists on the preparation and characterization of the optical, thermal and structural properties of glasses and nano-glass-ceramics based on heavy metal oxide glasses, containing different transition metal ...
Avaliação de parâmetros e produção de materiais de referência de suplemento mineral para nutrientes e contaminantes inorgânicos
(Universidade Federal de São Carlos, 2011-09-09)
This paper was prepared a material candidate for reference material for mineral mixture for dairy cattle. Shape certain analytes Ca, K, Na, P, Cu, Fe, Mn, Mg, Zn and contaminants As, Cd and Pb The material was crushed, ...