Buscar
Mostrando ítems 441-450 de 676
Produção de mutantes de Streptomyces clavuligerus nos genes lat, cvm7P e rpoZ e estudo de seus efeitos sobre a produção de ácido clavulânico
(Universidade Federal de São Carlos, 2010-08-11)
Molecular biology and genetic engineering have been deployed widely in recent years, several protocols have been established, presenting new methodologies capable of altering the genetics of bacterial strains industrial ...
Propriedades eletrônicas e estruturais do Cu/ZrO2 aplicadas à reação do etanol
(Universidade Federal de São Carlos, 2012-06-22)
Copper is a typical catalyst for dehydrogenation of ethanol to acetaldehyde. However, copper supported on ZrO2 was found to be extremely active and selective to convert ethanol directly to ethyl acetate. Several reports ...
Produção de hidrogênio e etanol em reator anaeróbio de leito fluidizado: avaliação do desempenho de três materiais suporte em diferentes condições operacionais
(Universidade Federal de São Carlos, 2012-03-09)
Hydrogen and ethanol production using microorganisms is a promising area of technological development from a wide variety of renewable and alternative to this production is the use of anaerobic fluidized bed reactor (AFBR). ...
Produção, isolamento e identificação de metabólito com atividade citotóxica de cultura de Streptomyces carpaticus
(Universidade Federal de São Carlos, 2011-09-21)
This study addresses the production, isolation and identification of the substance present in culture broth of Streptomyces carpaticus which showed high biological activity against human tumor cell lines HL-60 (promyelocytic ...
Produção de etanol a partir de xilose com glicose isomerase e Saccharomyces cerevisiae coimobilizadas em gel de alginato
(Universidade Federal de São Carlos, 2013-06-20)
In this work, it was studied the simultaneous isomerization and fermentation of xylose to ethanol (SIF) using xylose isomerase (XI) and S. cerevisiae co-immobilized in calcium alginate gel. XI was immobilized on chitosan ...
Recobrimento de sementes silvestres em panela rotatória
(Universidade Federal de São Carlos, 2013-03-21)
In order to minimize the effects caused by the development of Brazil, such as the suppression of riparian forest, one has searched for tree species that have the characteristics needed for the recovery of degraded areas. ...
Avaliação da expansão de células estromais mesenquimais em biorreator de fibra oca
(Universidade Federal de São Carlos, 2013-02-28)
The use of mesenchymal stromal cells (MSCs) for clinical therapy has been limited by the low amount of cells that can be obtained directly from tissue, making it necessary to develop techniques for in vitro cell number ...
Estudo de integração energética de rede de trocador de calor e emissão de gases de efeito estufa em processos industriais
(Universidade Federal de São Carlos, 2013-06-19)
In light of the scientific evidence for global warming, the United Nations established the Framework Convention on Climate Change and defined the Kyoto Protocol that provided opportunities for sustainable social and economic ...
Determinação da força de adesão através da técnica centrífuga entre partículas e membranas filtrantes
(Universidade Federal de São Carlos, 2013-05-23)
The study of micrometric and nanometric particle adhesion to surfaces have excelled in various technological fields. The adhesion has a significant role in the pharmaceutical industry, food, in the pneumatic conveying of ...
Análise comparativa de diferentes tratamentos para reduzir a deterioração de tomates
(Universidade Federal de São Carlos, 2013-03-07)
Due to their high moisture content, tomatoes have a high metabolic activity that continues even after harvesting, making them a highly perishable vegetable. According to FAO, Brazil is the largest tomato producer in South ...