Search
Now showing items 11-20 of 34
Produção de ácido clavulânico por Streptomyces clavuligerus em cultivos em batelada e batelada alimentada com pulsos de glicerol sob diferentes condições de temperatura
(Universidade Federal de São Carlos, 2010-03-25)
The production of enzymes β-lactamases by pathogenic bacteria is the most common mechanism of resistance to β-lactam antibiotics. The β-lactamases catalyze the hydrolysis of β-lactam ring, splitting the ...
Otimização dinâmica do cultivo semi-contínuo de Pichia pastoris recombinante para produção das enzimas heterólogas alfa amilase e penicilina G acilase
(Universidade Federal de São Carlos, 2010-03-31)
This master's thesis project aims at studying the dynamic optimization of the operation of a bench scale (up to 5L) automated, agitated and aerated bioreactor, where the semi-continuous cultivation of recombinant Pichia ...
Desenvolvimento e otimização do processo fermentativo para a produção de vinho branco a partir da uva Itália.
(Universidade Federal de São Carlos, 2005-08-19)
With the reduction of vineyards in São Roque, the wine industry of this region has been seeking for alternatives to produce common wine with low cost. In the present work, wine production from Italia grape obtained at the ...
Avaliação de variáveis operacionais e aplicação de enfoque híbrido na modelagem do processo de produção de penicilina G acilase por Bacillus megaterium.
(Universidade Federal de São Carlos, 2005-09-08)
In the present work it was studied the influence of operational conditions particularly dissolved oxygen concentration in the penicillin G acylase (PGA) production. The
experiments were carried out in aerated and agitated ...
Avaliação diferencial de fatores fisiológicos e cinéticos em cultivos de linhagens de células selvagem e recombinante de Drosophila melanogaster S2
(Universidade Federal de São Carlos, 2005-09-19)
In the last 10 years the insect cell Drosophila melanogaster Schneider S2 has been increasingly used for studies of proteins recombinants. However, there is a lack of studies that involved parameters related to the use of ...
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. ...
Estudo da purificação do àcido clavulânico utilizando processo contínuo de adsorsão.
(Universidade Federal de São Carlos, 2003-10-02)
Clavulanic acid (CA), a beta-lactam antibiotic, has been known for its commercial and therapeutic importance. This antibiotic is produced by an actinomicete, Streptomyces clavuligerus, and has a combined use with penicillins, ...
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. ...