Browsing by Author "Espejo Torres, Romilio"
Now showing items 1-20 of 25
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Romero, J.; García-Varela, M.; Laclette, J. P.; Espejo Torres, Romilio (2002)To explore the bacterial microbiota in Chilean oyster (Tiostrea chilensis), a molecular approach that permits detection of different bacteria, independently of their capacity to grow in culture media, was used. Bacterial ...
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Espejo Torres, Romilio; Romero Ormazábal, Jaime (1997)Most copper bioleaching plants operate with a high concentration of sulfate salts caused by the continuous addition of sulfuric acid and the recycling of the leaching solution. Since the bacteria involved in bioleaching ...
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Pizarro, José; Jedlicki Corbeaux, Eugenia; Orellana Orellana, Omar; Romero Ormazábal, Jaime; Espejo Torres, Romilio (1996)The composition of bacterial populations in copper bioleaching systems was investigated by analysis of DNA obtained either directly from ores or leaching solutions or after laboratory cultures. This analysis consisted of ...
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Garcia Jara, Katherine Patricia (Universidad de Chile., 2011)Los casos de diarrea relacionadas al consumo de mariscos crudos se multiplicaron en Chile cuando llego la cepa pandemica de Vibrio parahaemaemolyticus 03: K6.Esta cepa se detecto inicialmente en Chile en la Región de ...
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Castillo, Daniel; Christiansen, Rói Hammershaimb; Espejo Torres, Romilio; Middelboe, Mathias (Springer New York LLC, 2014)Flavobacterium psychrophilum is an important fish pathogen worldwide that causes cold water disease (CWD) or rainbow trout fry syndrome (RTFS). Phage therapy has been suggested as an alternative method for the control of ...
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García, Katherine; Torres, Rafael; Uribe, Paulina; Hernández, Cristina; Rioseco, M. Luisa; Romero Ormazábal, Jaime; Espejo Torres, Romilio (2009)Seafood consumption-related diarrhea became prevalent in Chile when the pandemic strain of Vibrio parahaemolyticus serotype O3:K6 reached a region in the south of Chile (Region de los Lagos) where approximately 80% of the ...
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Uribe, Paulina; Espejo Torres, Romilio (2003)Saprophytic bacteria in cultures of the marine dinoflagellate Alexandrium catenella were removed to assess their effect on growth and paralytic shellfish poisoning toxin production of this dinoflagellate. The actual axenic ...
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Zabala, Beatriz; Garcia, Katherine; Espejo Torres, Romilio (2009)The Vibrio parahaemolyticus 03:K6 pandemic clonal strain was first observed in southern Chile in 2004 and has since caused approximately 8,000 seafood-related diarrhea cases in this region. The massive proliferation of the ...
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Harth, Erika; Matsuda, Luis; Hernández, Cristina; Rioseco, Maria L.; Romero Ormazábal, Jaime; González Escalona, Narjol; Martínez Urtaza, Jaime; Espejo Torres, Romilio (2009)Disease outbreaks caused by Vibrio parahaemolyticus in Puerto Montt, Chile, began in 2004 and reached a peak in 2005 at 3,600 clinical cases. Until 2006, every analyzed case was caused by the serovar O3:K6 pandemic strain. ...
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Pizarro Lucero, José Leonardo (Universidad de Chile, 1996)
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Beach, Richard S.; Mantero-Atienza, Emilio; Fordyce-Baum, Marianna K.; Prineas, Ronald K.; Zelaya, Enrique; de Alvarenga, Mirna Thiebaud; Loyola, Luis Antonio; Gosset, Guillermo; Espejo Torres, Romilio; Uribe, Paulina; Sepulveda, Cecilia; O'brien, Thomas R.; Heyward, Wil (1989)To the Editor: Regarding the issue of HIV infection and AIDS in the Americas, the situation in Brazil reported by Cortes et al. (April 13 issue)1 is certainly not unique. The authors suggest a fourth pattern of the spread ...
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Katherin, García; Ramírez Araya, Sebastián; Díaz, Álvaro; Reyes Cerpa, Sebastián; Espejo Torres, Romilio; Higuera, Gastón; Higuera, Gastón; Romero Ormazábal, Jaime (FRONTIERS RESEARCH FOUNDATION, 2015)Infectioussalmonanemiavirus(ISAV)hascausedgreatlossestotheChileansalmonindustry,andthesuccessofpreventionandtreatmentstrategiesisuncertain.TheuseofRNAinterference(RNAi)isapromisingapproachbecauseduringthereplicationcycle ...
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Harth, Erika; Romero Ormazábal, Jaime; Torres, Rafael; Espejo Torres, Romilio (2007)Vibrio parahaemolyticus is a marine bacterium bearing 11 copies of ribosomal operons. In some strains, such as RIMD2210633, the genome includes identical copies of 16S rRNA genes (rrs). However, it is known that other ...
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Harth-Chu, Erika; Espejo Torres, Romilio; Christen, Richard; Guzmán, Carlos A.; Höfle, Manfred G. (2009)Epidemics of Vibrio parahaemolyticus in Chile have occurred since 1998. Direct genome restriction enzyme analysis (DGREA) using conventional gel electrophoresis permitted discrimination of different V. parahaemolyticus ...
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Bastías, Roberto; Higuera, Gastón; Sierralta, Walter; Espejo Torres, Romilio (Society for Applied Microbiology and Blackwell Publishing Ltd, 2010)A clonal population of pathogenic Vibrio parahaemolyticus O3 : K6 serovar has spread in coastal waters, causing outbreaks worldwide since 1996. Bacteriophage infection is one of the main factors affecting bacterial ...
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Ansede Bermejo, Juan; Gavilán, Ronnie G.; Triñanes, Joaquín; Espejo Torres, Romilio; Martínez Urtaza, Jaime (Blackwell, 2010)The dynamics of dissemination of the environmental human pathogen Vibrio parahaemolyticus are uncertain. The O3:K6 clone was restricted to Asia until its detection along the Peruvian coasts and in northern Chile in 1997 ...
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Espejo Torres, Romilio; Feijóo, Carmen Gloria; Romero Ormazábal, Jaime; Vásquez, Mónica (Microbiology Society, 1998)Analysis of the 16S rRNA genes retrieved directly from different environments has proven to be a powerful tool that has greatly expanded our knowledge of microbial diversity and phylogeny. It is shown here that sequence ...
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Navarrete Wallace, Paola; Magne, Fabien; Araneda, Cristián; Fuentes, Pamela; Barros, Luis; Espejo Torres, Romilio; Opazo, Rafael; Romero Ormazábal, Jaime (PUBLIC LIBRARY SCIENCE, 2012-02-29)This study assessed the relative contributions of host genetics and diet in shaping the gut microbiota of rainbow trout. Full sibling fish from four unrelated families, each consisting of individuals derived from the mating ...
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Moreno, Claudia; Romero Ormazábal, Jaime; Espejo Torres, Romilio (Society for General Microbiology, 2002)Analysis of the 16S rDNAs obtained from cultures of single colonies of either type collection strains or environmental strains of the genus Vibrio revealed the presence of polymorphism in every one of the strains examined. ...
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Opazo, Rafael; Ortúzar, Felipe; Navarrete, Paola; Espejo Torres, Romilio; Romero Ormazábal, Jaime (2012)Soybean meal (SBM) is an important protein source in animal feed. However, the levels of SBM inclusion are restricted in some animal species by the presence of antinutritional factors (ANFs), including non-starch polysaccharides ...