2 research outputs found

    Application of Doehlert experimental design in the optimization of experimental variables for the Pseudozyma sp. (CCMB 306) and Pseudozyma sp. (CCMB 300) cell lysis Aplicação do modelo Doehlert na otimização das variåveis experimentais para a lise de Pseudozyma sp. (CCMB 306) e Pseudozyma sp. (CCMB 300)

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    This study aimed to verify the influence of pH and temperature on the lysis of yeast using experimental design. In this study, the enzymatic extract containing &#946;-1,3-glucanase and chitinase, obtained from the micro-organism Moniliophthora perniciosa, was used. The experiment showed that the best conditions for lysis of Pseudozyma sp. (CCMB 306) and Pseudozyma sp. (CCMB 300) by lytic enzyme were pH 4.9 at 37 ÂșC and pH 3.9 at 26.7 ÂșC, respectively. The lytic enzyme may be used for obtaining various biotechnology products from yeast.<br>O presente trabalho visou verificar a influĂȘncia do pH e temperatura na lise de leveduras utilizando planejamento experimental. No estudo, foi utilizado o extrato enzimĂĄtico, contendo &#946;-1,3-glucanase e quitinase lĂ­ticas, obtidas do micro-organismo Moniliophthora perniciosa. O delineamento experimental mostrou que as melhores condiçÔes para a lise de Pseudozyma sp. (CCMB 306) e Pseudozyma sp. (CCMB 300), pelas enzimas lĂ­ticas, foram pH 4,9 a 37 ÂșC, pH 3,9 a 26,7 ÂșC, respectivamente. As enzimas lĂ­ticas podem ser utilizadas para a obtenção de vĂĄrios produtos biotecnolĂłgicos a partir de leveduras
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