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Now showing items 11-20 of 21
Separação e purificação do ácido clavulânico através de extração líquido-líquido seguida de adsorção em coluna de leito fixo.
(Universidade Federal de São Carlos, 2005-10-19)
A study was made of the extraction of clavulanic acid (CA) from a fermented medium and
its concentration and purification, based on a comparison of two liquid-liquid extraction
methods, followed by adsorption in a fixed ...
Separação de compostos com atividade antibacteriana obtidos a partir de cultivos de Streptomyces clavuligerus em meio complexo
(Universidade Federal de São Carlos, 2009-09-01)
The cephamycin C is a natural cephalosporin produced by Streptomyces clavuligerus, of great importance in the pharmaceutical industry; it is a β-lactam antibiotic that acts as an inhibitor of the cellular wall synthesis. ...
Inovação nas condições de cultivo visando o melhoramento da produção de vacina contra erisipela suína
(Universidade Federal de São Carlos, 2010-03-19)
Pork is one of the most widely eaten meats in the world and pig farming is an economic activity booming in Brazil and the world. Several efforts have been made to develop more effective vaccines for major diseases that are ...
Desenvolvimento de processo não-convencional para produção de celulases por Aspergillus niger em biorreator pneumático na presença de bagaço de cana-de-açúcar
(Universidade Federal de São Carlos, 2011-07-29)
In Brazil, sugarcane bagasse stands out as an abundant and available source of lignocellulosic material in sugar mills. It has structural features that make it a possible inducer for cellulase production by microorganisms. ...
Avaliação da velocidade de cisalhamento média em biorreator convencional tipo tanque agitado e aerado
(Universidade Federal de São Carlos, 2007-03-12)
In biochemical processes, shear rate ( γ&) in the system is an important variable on design
and operation of bioreactors. Shear can result in damage to the cells and the microorganisms,
taking to the viability loss ...
Purificação de penicilina G acilase produzida por Escherichia coli e Bacillus megaterium recombinantes
(Universidade Federal de São Carlos, 2014-03-28)
Penicillin G acylase (PGA) is the key enzyme for the industrial production of β-lactam antibiotics. Major current PGA demand is attended for producer organisms as Escherichia coli and Bacillus megaterium genetically ...
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 ...
Produção de etanol e hidrolisado protéico da casca de soja
(Universidade Federal de São Carlos, 2012-08-10)
Soybean hull is a lignocellulosic biomass that contains 38-51% of cellulose, which could be converted to ethanol. In addition, contains 9-14% of protein that can be hydrolyzed by endoproteases, releasing oligopeptides with ...
Avaliação da produção de ciclodextrina glicosiltransferase (CGTase) por fermentação submersa de Paenibacillus sp.
(Universidade Federal de São Carlos, 2014-03-31)
Cyclodextrins (CDs) are cyclic oligosaccharides that show the ability to encapsulate a large number of organic molecules at the molecular level. Thus, they have large application in pharmaceutical, food, and cosmetics ...
Influência da linhagem da levedura e das condições de cultivo no processo de isomerização e fermentação simultâneas da xilose
(Universidade Federal de São Carlos, 2013-03-21)
The conversion of the hemicellulosic fraction in ethanol is a factor that impacts on the economic viability of the second generation ethanol production process from sugar cane bagasse. Hemicellulose from bagasse is a ...