Browsing by Author "Baeza Cancino, Marcelo"
Now showing items 21-38 of 38
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Alcaíno Gorman, Jennifer; Romero, Ignacio; Niklitschek, Mauricio; Sepúveda, Dionisia; Rojas Garrido, María Cecilia; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor (PLOS One, 2014)The yeast Xanthophyllomyces dendrorhous synthesizes the carotenoid astaxanthin, which has applications in biotechnology because of its antioxidant and pigmentation properties. However, wild-type strains produce too low ...
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Niklitschek, Mauricio; Alcaíno Gorman, Jennifer; Barahona‑Crisóstomo, Salvador; Sepúlveda, Dionisia; Lozano, Carla; Carmona, Marisela; Marcoleta, Andrés; Martínez, Claudio; Lodato, Patricia; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor (Sociedad de Biología de Chile, 2008-05-05)The cloning and nucleotide sequence of the genes (idi, crtE, crtYB, crtI and crtS) controlling the astaxanthin biosynthesis pathway of the wild-type ATCC 24230 strain of Xanthophyllomyces dendrorhous in their genomic and ...
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Sanhueza Cubillos, Mario Andrés (Universidad de Chile, 2008)En diversos microorganismos se ha descrito la existencia de moléculas de RNA de doble hebra encapsidadas en partículas tipo virus. Se ha asociado la presenc¡a de estos elementos con características del huésped como la ...
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Bravo Ayala, Natalia (Universisdad de Chile, 2011)Micavirus es la denominación dada a los virus encontrados en hongos filamentosos y levaduras, cuyo material genético principalmente es de tipo RNA de doble hebra (dsRNA) encapsidado en partículas tipo virus. A diferencia ...
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Contreras, Gabriela; Barahona‑Crisóstomo, Salvador; Sepúlveda, Dionisia; Baeza Cancino, Marcelo (Springer, 2015)Abstract Antarctic microorganisms have developed different strategies to live in their environments, including modifications to their membrane components to regulate fluidity and the production of photoprotective ...
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Leiva, Kritsye; Werner, Nicole; Sepúlveda, Dionisia; Barahona‑Crisóstomo, Salvador; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor; Alcaíno Gorman, Jennifer (BioMed Central, 2015)Background: Xanthophyllomyces dendrorhous is a basidiomycetous yeast that synthesizes astaxanthin, a carotenoid with great biotechnological impact. The ergosterol and carotenoid synthetic pathways derive from the ...
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Baeza Cancino, Marcelo; Retamales Molina, Patricio; Sepúlveda, Dionisia; Lodato, Patricia; Jiménez, Antonio; Cifuentes Guzmán, Víctor (WILEY-V C H VERLAG GMBH, 2008-05-16)The yeast Xanthophyllomyces dendrorhous is biotechnologically important due to its ability to produce the pigment astaxanthin, but is poorly understood at the genetic level. This is mainly because its preservation is ...
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Gutiérrez, María Soledad; Rojas Garrido, María Cecilia; Sepúlveda, Dionisia; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor; Alcaíno Gorman, Jennifer (Public Library Science, 2015)The eukaryotic microsomal cytochrome P450 systems consist of a cytochrome P450 enzyme (P450) and a cytochrome P450 redox partner, which generally is a cytochrome P450 reductase (CPR) that supplies electrons from NADPH. ...
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Calfullan Diaz, Hector Joel (2015)El uso de levadura para obtener bioalcoholes de "segunda generación" usados derivados de la industria agrícola y lechera, tiene un impacto positivo para el medio ambiente al reutilizar estos desechos.Sin embargo, la ...
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Baeza Cancino, Marcelo; Sanhueza, Mario A.; Cifuentes Guzmán, Víctor (SOC BIOLGIA CHILE, 2008)The secretion of proteinaceous toxins is a widespread characteristic in environmental and laboratory yeast isolates. a phenomenon called "killer system". The killer phenotype (K+) call be encoded by extrachromosomal genetic ...
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Alcaíno Gorman, Jennifer; Cifuentes Guzmán, Víctor; Baeza Cancino, Marcelo (Springer, 2015)Yeasts, widely distributed across the Earth, have successfully colonized cold environments despite their adverse conditions for life. Lower eukaryotes play important ecological roles, contributing to nutrient recycling and ...
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Martínez Moya, Pilar; Niehaus, Karsten; Alcaíno Gorman, Jennifer; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor (Biomed Central, 2015)Background: Astaxanthin is a potent antioxidant with increasing biotechnological interest. In Xanthophyllomyces dendrorhous, a natural source of this pigment, carotenogenesis is a complex process regulated through ...
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Carrasco, Mario; Alcaíno Gorman, Jennifer; Cifuentes Guzmán, Víctor; Baeza Cancino, Marcelo (BioMed Central, 2017)Background: Amylases are used in various industrial processes and a key requirement for the efficiency of these processes is the use of enzymes with high catalytic activity at ambient temperature. Unfortunately, most ...
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Carrasco, Mario; Villarreal, Pablo; Barahona, Salvador; Alcaíno Gorman, Jennifer; Cifuentes Guzmán, Víctor; Baeza Cancino, Marcelo (BIOMED CENTRAL, 2016)Background: Amylases and cellulases have great potential for application in industries such as food, detergent, laundry, textile, baking and biofuels. A common requirement in these fields is to reduce the temperatures of ...
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Baeza Cancino, Marcelo; Flores, Oriana; Carrasco, Mario; Rozas, Juan Manuel; Oviedo, Vicente; Barahona‑Crisóstomo, Salvador; Cifuentes Guzmán, Víctor (MICROBIOLOGICAL SOCIETY KOREA, KOREA SCIENCE & TECHNOLOGY CENTER, 2010-08-22)In this study, the existence of intra-specific and inter-generic fungicidal activity in Xanthophyllomyces dendrorhous and Phaffia rhodozyma strains isolated from different regions of the earth was examined. Assays were ...
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Alcaíno Gorman, Jennifer; Bravo, Natalia; Córdova, Pamela; Marcoleta Caldera, Andrés; Contreras, Gabriela; Barahona Crisóstomo, Salvador; Sepúlveda, Dionisia; Fernández Lobato, María; Baeza Cancino, Marcelo; Cifuentes Guzmán, Víctor (Public Library of Science, 2016)The red yeast X. dendrorhous is one of the few natural sources of astaxanthin, a carotenoid used in aquaculture for salmonid fish pigmentation and in the cosmetic and pharmaceutical industries for its antioxidant properties. ...
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Carrasco Troncoso, Mario Esteban (Universisdad de Chile, 2013)La identificación molecular de hongos se basa principalmente en la comparación a nivel de secuencias nucleotidica de regiones del DNA ribosimico. entre, las regiones mas utilizadas están los espaciadores transcritos ...
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Villarreal, Pablo; Carrasco, Mario; Barahona Crisóstomo, Salvador; Alcaíno Gorman, Jennifer; Cifuentes Guzmán, Víctor; Baeza Cancino, Marcelo (Springer, 2016)Yeasts colonizing the Antarctic region are exposed to a high ultraviolet radiation evolving mechanisms to minimize the UV radiation damages, such as the production of UV-absorbing or antioxidant compounds like carotenoid ...