Académicos y Profesionales

Romilio Espejo Torres
Licenciado en Bioquímica
Profesor Titular
Ecología de comunidades microbianas


Revistas Internacionales
2010
Bastías R, Higuera G, Sierralta W, Espejo RT.
A new group of cosmopolitan bacteriophages induce a carrier state in the pandemic strain of Vibrio parahaemolyticus.
Environ Microbiol. 2010 12:990-1000
2009
Navarrete P, Espejo RT, Romero J.
Molecular analysis of microbiota along the digestive tract of juvenile Atlantic Salmon (Salmo salar L.).
Microb Ecol 2009; 57(3):550-561
2009
Harth E, Matsuda L, Hernández C, Rioseco ML, Romero J, González-Escalona N, Martínez-Urtaza J, Espejo RT.
Epidemiology of Vibrio parahaemolyticus outbreaks, southern Chile.
Emerg Infect Dis 2009; 15(2):163-168
2009
Zabala B, García K, Espejo RT.
Enhancement of Vibrio parahaemolyticus O3:K6 pandemic.
Appl Environ Microbiol 2009; 75(6):1697-1702
2009
Harth-Chu E, Espejo RT, Christen R, Guzmán CA, Höfle MG.
Multiple-locus variable-number tandem-repeats analysis for clonal identification of Vibrio parahaemolyticus isolates using capillary electrophoresis.
Appl Environ Microbiol 2009; 75(12):4079-4088
2009
García K, Torres R, Uribe P, Hernández C, Rioseco ML, Romero J, Espejo RT.
Dynamic of clinical and environmental Vibrio parahaemolyticus during seafood-related summer diarrhea outbreaks in southern Chile.
Appl Environ Microbiol 2009; 75(23):7482-7487
2009
Zabala B, Hammerl JA, Espejo RT, Hertwig S.
The linear plasmid prophage Vp58.5 of Vibrio parahaemolyticus is closely related to the integrating phage VHML and constitutes a new incompatibility group of telomere phages.
J Virol 2009; 83(18):9313-9320
2008
González-Escalona N, Martínez-Urtaza J, Romero J, Espejo RT, Jaykus LA, DePaola A.
Determination of molecular phylogenetics of Vibrio parahaemolyticus strains by multilocus sequence typing.
J Bacteriol 2008; 190(8):2831-2840
2008
Navarrete P, Mardones P, Opazo R, Espejo R, Romero J.
Oxytetracycline treatment reduces bacterial diversity of intestinal microbiota of Atlantic salmon.
J Aquat Anim Health 2008; 20(3):177-183
2007
Cabello FC,, Espejo RT, Hernández MC, Rioseco ML, Ulloa J, Vergara JA.
Vibrio parahaemolyticus O3:K6 epidemic diarrhea, Chile, 2005.
Emerg Infect Dis 2007; 13(4):655-656
2007
Fuenzalida L, Armijo L, Zabala B, Hernández C, Rioseco ML, Riquelme C, Espejo RT.Vibrio parahaemolyticus strains isolated during investigation of the summer 2006 seafood related diarrhea outbreaks in two regions of Chile. Int J Food Microbiol 2007; 117(3):270-275
2007
Harth E, Romero J, Torres R, Espejo RT.
Intragenomic heterogeneity and intergenomic recombination among Vibrio parahaemolyticus 16S rRNA genes.
Microbiology 2007; 153(Pt 8):2640-2647
2006
Fuenzalida L, Hernández C, Toro J, Romero J, Espejo RT.
Vibrio parahaemolyticus in shellfish and clinical samples during two large epidemics of diarrhea in Southern Chile.
Environ Microbiol 2006; 8:675-683
2006
González-Escalaona N, Romero J, Guzmán CA, Espejo RT.
Variation in the 16S-23S rRNA intergenic spacer regions in Vibrio parahaemolyticus strains are due to indels nearby their tRNAGlu.
FEMS Microbiol Lett 2006; 256:38-43
2005
Cabello A, Espejo RT, Romero J.
Tracing Vibrio parahaemolyticus in oysters (Tiostrea chilensis) using a Green Fluorescent Protein tag.
J Exp Marine Biol Ecol 2005; 327:157-166
2005
Gonzalez-Escalona N, Romero J, Espejo RT.
Polymorphism and gene conversion of the 16S rRNA genes in the multiple rRNA operons of Vibrio parahaemolyticus.
FEMS Microbiol Lett 2005; 246(2):213-219
2005
Gonzalez-Escalona N, Cachicas V, Acevedo C, Rioseco ML, Vergara JA, Cabello F, Romero J, Espejo RT.
Vibrio parahaemolyticus diarrhea, Chile, 1998 and 2004.
Emerg Infect Dis 2005; 11(1):129-131
2003
Romero J, Yanez C, Vasquez M, Moore RB, Espejo R.
Characterization and identification of an iron-oxidizing Leptospirullum-like bacterium, present in the high sulfate leaching solution of a commercial bioleaching plant.
Res Microbiol 2003; 143:353-359
2003
Gonzalez N, Romero J, Espejo RT.
Comprehensive detection of bacterial populations by PCR amplification of the 16S-23S rRNA spacer region.
J Microbiol Methods 2003; 55(1):91-97
2003
Uribe P, Espejo RT.
Effect of associated bacteria on the growth and toxicity of Alexandrium catenella.
Appl Environ Microbiol 2003; 69:659-662
2002
Romero J, Gonzalez N, Espejo RT.
A marine pseudoalteromonas sp. composes most of the bacterial population developed in oysters (Tiostrea chilensis) spoiled during storage.
J Food Sci 2002; 67(6):2300-2303
2002
Moreno C, Romero J, Espejo RT.
Polymorphism in repeated 16S rRNA genes is a common property of type strains and environmental isolates of the genus Vibrio.
Microbiology 2002; 148:1233-1239
2002
Romero J, Garcia-Varela M, Laclette JP, Espejo RT.
Bacterial 16S rRNA gene analysis revealed that bacterial related to Arcobacter spp. constitute an abundant and common component of the oyster microflora (Tiostrea chilensis).
Microb Ecol 2002; 44:365-371
2001
Romero J, Espejo RT.
The prevalence of non- cultivable bacteria in oysters (Tiostrea chilensis, philippi 1845).
J Shellfish Res 2001; 20:1235-1240
1999
Vasquez M, Moore ERB, Espejo RT.
Detection by polymerase chain reaction-amplification and sequencing of an archaeon in a commercial-scale copper bioleaching plant.
FEMS Microbiol Lett 1999; 173:183-187
1999
Uribe P, Suarez Isla BA, Espejo RT.
Ribosomal RNA heterogeneity and identification of toxic dinoflagellates cultures by heteroduplex mobility assay.
J Phycol 1999; 35:884-888
1998
Espejo RT, Feijoo CG, Romero J, Vasquez M.
PAGE analysis of the heteroduplexes formed between PCR amplified 16S Ribosomal RNA genes: estimation of sequence similarity and rDNA complexity.
Microbiology 1998; 144:1611-1617
1997
Espejo RT, Romero J.
Bacterial community in copper sulfide ores inoculated and leached with solution from a commercial-scale copper leaching plant.
Appl Environ Microbiol 1997; 63:1344-1348
1997
Vasquez M, Espejo RT.
Chemolithotrophic bacteria in copper ores leached at high sulfuric acid concentrations.
Appl Environ Microbiol 1997; 63:332-334
1996
Pizarro J, Jedlicki E, Orellana O, Romero J, Espejo RT.
Bacterial population in samples of bioleached copper ore as revealed by analysis of DNA obtained before and after cultivation.
Appl Environ Microbiol 1996; 62:1323-1328
1993
Espejo RT, Escanilla D.
Detection of HIV-1 DNA by a simple procedure of polymerase chain reaction, using primer-dimer" formation as an internal control of amplification.
Res Virol 1993; 144:243-246
1993
Ramirez E, Uribe P, Escanilla D, Sanchez G, Espejo RT.
Reactivity patterns and infection status of serum samples with indeterminate Western immunoblot tests for antibody to hunan immunodeficiency virus type 1.
J Clin Microbiol 1993; 30:801-805
1990
Espejo RT, Uribe P.
Immunoprecipitation of Human Immunodeficiency virus type 2 glycoproteins by sera positive for human immunodeficiency virus type 1.
J Clin Microbiol 1990; 28:2107-2111
 
Revistas Nacionales
2004
Acevedo C, Romero J, Espejo R.
Actividad de distintas presentaciones comerciales de Saccharomyces boulardii (Camparative activity of different commercial products containing Saccharomyces boulardii).
Rev Chil Nutr 2004; 31(1):33-38
1995
Gaggero A, Escanilla D, Larrañaga C, Uribe P, Espejo RT.
Progreso de la infección viral en mellizos hijos de madre infectada por el virus de la inmunodeficiencia humana (Progression of viral infection in two twins born from a mother infected with the human immunodeficiency virus).
Rev Méd Chil 1995; 123:1189-1198
 
Publicaciones
1991
Huilan S, Zhen LG, Mathan MM, Mathew MM, Olarte J, Espejo R, Khin Maung U, Ghafoor MA, Khan MA, Sami Z, et al.
Etiology of acute diarrhoea among children in developing countries: a multicentre study in five countries. Bull World Health Org
 
Capítulos en Libros
1995
Vasquez M, Espejo RT.
Selection of bacteria originally present in bioleaching system upon laboratory culturing in different media.
In: Vargas T, Jerez C, Wiertz J, Toledo H., editors. Biohydrometallurgical processing. Santiago: University of Chile; 1995. p. 135-142
1995
Espejo RT, Pizarro J, Jedliki E, Orellana O, Romero J.
Bacterial populations in the bioleaching of copper as revealed by analysis of DNA obtained from leached ores and leaching solutions.
In: Jerez CA, Vargas T, Toledo H, Wiertz JV., editors. Biohyhrometallurgical Processing. Santiago:University of Chile Press; 1995. v.II, p.1-8