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Now showing items 11-20 of 38
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 ...
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 do perfil químico de Cyperus rotundus e avaliação do seu potencial de absorção de metais
(Universidade Federal de São Carlos, 2016-07-27)
The following work describes the comparative study of the variation between chemical profiles of plants of the Cyperus rotundus species – where one was collected at Vale S.A.’s dumping ground in Canaã dos Carajás city, ...
Análises de compostos orgânicos não específicos no esgoto sanitário doméstico através das técnicas RMNq e HPLC-(UV/MS)-SPE-ASS-NMR
(Universidade Federal de São Carlos, 2014-10-10)
The growth of industrial deployment and urbanization play a major role in the degradation of global environmental and resource depletion mainly in countries in development such as Brazil. The problems regarding water ...
Estudo químico de plantas do gênero Hortia, do fungo Guignardia citricarpa e avaliação de seus potenciais efeitos biológicos
(Universidade Federal de São Carlos, 2011-10-26)
The chemical investigation of plants belonging to the genus Hortia described here aimed at contributing to the chemosystematics of the family Rutaceae as well as to the correct placement of this genus within this family. ...
Applications of NMR techniques: Hyphenations (LC-SPENMR), affinity (DOSY) and NOE based (STD and Tr-OESY) to probe the binding interactions of ligands (synthetic and natural) towards protein
(Universidade Federal de São Carlos, 2014-01-17)
O foco principal desse trabalho foi a implementação, otimização e aplicações práticas de métodos de ressonância magnética nuclear (RMN) com o propósito de avaliar as interações entre moléculas de diferentes massas molares, ...
Estudo fitoquímico de Conchocarpus marginatus (Rutaceae), e avaliação do potencial biológico dos compostos isolados
(Universidade Federal de São Carlos, 2013-03-27)
The specie Conchocarpus marginatus is native from Espírito Santo. This plant, that was recently reclassified by PIRANI e KALLUNKI, does not show chemical or biological data in literature yet. In this way, the phytochemical ...
Estudos sobre a síntese de ftalocianinas anfifílicas com baixa agregação em solução
(Universidade Federal de São Carlos, 2013-01-16)
The present dissertation describe the studies conducted on the synthesis and photophysical properties of phthalocyanine dyes. The main propose of this work was to produce amphiphilic structures with low aggregation in ...
Síntese de clorinas anfifílicas com potenciais aplicações em terapia fotodinâmica
(Universidade Federal de São Carlos, 2012-10-26)
The main objective of this work was to construct amphiphilic chlorins with low aggregation in a physiological environment. The synthesis and structural characterization of the target compounds were carried out, and preliminary ...
Desenvolvimento de métodos para estudo de dioxinas presentes na cinza do bagaço da cana-de-açúcar : avaliação do potencial biorremediador de cepas microbianas em compostagem aeróbica
(Universidade Federal de São Carlos, 2012-03-30)
Sugarcane bagasse ash is a byproduct of sugar and alcohol industry with potential for field application. However, the presence of organic contaminants such as dioxins turns necessary the development of strategies for removal ...