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Rafael José Opazo Salas

Profesor asistente

University of Chile

Santiago, Chile

Probióticos en acuicultura; Procesos fermentativos para harinas de alimentación animal; Fisiología de peces, Metabolómica, Transcriptómica

Acuicultura, UNIVERSIDAD DE CHILE. Chile, 2012
Médico Veterinario, UST. Chile, 1999
Bioinformática, FIOCRUZ/IOC. Brasil, 2021

Profesor asistente Full Time

UNIVERSIDAD DE CHILE

INTA

Chile

2013 - A la fecha
Encargado de registro e investigación en vacunas Full Time

VETERQUIMICA S.A.

Santiago, Chile

1999 - 2005

Profesional de Registros e Investigación Full Time

Veterquímica LTDA

Santiago, Chile

1999 - 2004


Lysin and Lytic Phages Reduce Vibrio Counts in Live Feed and Fish Larvae Blas-Chumacero, Sergueia; Urzua, Victoria; Opazo, Rafael; Miranda, Claudio D. Article ISI SCOPUS Microorganisms (2024)
RNAseq analysis of whole zebrafish (Danio rerio) larvae revealed the main cellular biological effects of geosmin and microcystin exposure at environmentally relevant concentrations Opazo, Rafael; dos Santos, Gustavo Ramalho Cardoso dos; Parente, Thiago Estevam Article ISI SCOPUS Toxicon (2024)
Influence of lactic-acid bacteria feed supplementation on free amino acid levels in serum and feces of rainbow trout (Oncorhynchus mykiss, Walbaum 1792) Carneiro, Gabriel R.A.; Opazo, Constanza; Do Santos, Gustavo Ramalho Cardoso; Pereira, Henrique Marcelo Gualberto; Opazo, Rafael Article ISI SCOPUS Frontiers in Marine Science (2023)
Reproductive cycle of the female Anisotremus scapularis (Tschudi, 1846) on the marine coast of Callao, basic knowledge to go towards its aquaculture Carrera Santos, Lili J.; Santos, Lili J. Carrera J.; Fontes, Jéssica G.; Santos, Gustavo R.Cardoso Dos; Dos Santos, Gustavo R. Cardoso; Padilha, Mônica Costa; Opazo, Rafael Article ISI SCOPUS (2022)
Sarcopenic metabolomic profile reflected a sarcopenic phenotype associated with amino acid and essential fatty acid changes Opazo, Rafael; Angel, Barbara; Cardoso Dos Santos, Gustavo R.; Monnerat, Gustavo; Albala, Cecilia Article ISI METABOLOMICS (2021)
Effect of Dietary Carbohydrate-to-Protein Ratio on Gut Microbiota in Atlantic Salmon (Salmo salar) Ramirez, Carolina; Opazo, Rafael; Dantagnan, Patricio Article ISI SCOPUS Animals (2019)
Fasting Upregulates npy, agrp, and ghsr Without Increasing Ghrelin Levels in Zebrafish (Danio rerio) Larvae Opazo, R; dos Santos, GRC; Carneiro, GRA; Sardela, VF; Valladares, L Article ISI SCOPUS Frontiers in Physiology (2019)
In-depth analysis of swim bladder-associated microbiota in rainbow trout (Oncorhynchus mykiss) Díaz, Osmán; Opazo, Rafael Article ISI SCOPUS SCIENTIFIC REPORTS (2019)
Characterization of the intestinal microbiota of wild-caught and farmed fine flounder (Paralichthys adspersus) Joan Salas-Leiva; Rafael Opazo; Camille Remond; Eduardo, Uribe; Antonio Velez; Jaime Romero Article ISI SCIELO SCOPUS Latin American Journal of Aquatic Research (2017)
Comparison of gene expression patterns of key growth genes between different rate growths in zebrafish (Danio rerio) siblings Rafael Opazo; Luis Valladares; Jaime Romero Article ISI SCIELO SCOPUS Latin American Journal of Aquatic Research (2017)
Performance of Debaryomyces hansenii as a Diet for Rotifers for Feeding Zebrafish Larvae Rafael Opazo; Fuenzalida, Karen; Plaza-Parrochia, Francisca; Romero, Jaime Article ISI ZEBRAFISH (2017)
Characterization and pathogenicity of Vibrio splendidus strains associated with massive mortalities of commercial hatchery-reared larvae of scallop Argopecten purpuratus (Lamarck, 1819) Rojas, R; Miranda C.D.; Opazo, R; Romero, J Article ISI SCOPUS JOURNAL OF INVERTEBRATE PATHOLOGY (2015)
Debaryomyces hansenii and Rhodotorula mucilaginosa comprised the yeast core gut microbiota of wild and reared carnivorous salmonids, croaker and yellowtail Raggi, P; Lopez, P; Díaz, A; Carrasco, D; Silva, A; Velez, A; Opazo, R; Magne, F Article ISI SCOPUS ENVIRONMENTAL MICROBIOLOGY (2014)
Effect of the Dietary Inclusion of Soybean Components on the Innate Immune System in Zebrafish Fuentes-Appelgren P.; Opazo, R; Barros, L; Feijoo, CG; Urzua V; Romero, J Article ISI SCOPUS ZEBRAFISH (2014)
Short-term effects of dietary soybean meal and lactic acid bacteria on the intestinal morphology and microbiota of Atlantic salmon (Salmo salar) Navarrete, P; Fuentes, P; de la Fuente, L; Barros, L; Magne, F; Opazo, R; Ibacache, C; Espejo, R.; Romero, J Article ISI SCOPUS AQUACULTURE NUTRITION (2013)
PCR-TTGE Analysis of 16S rRNA from Rainbow Trout (Oncorhynchus mykiss) Gut Microbiota Reveals Host-Specific Communities of Active Bacteria Navarrete, P; Magne, F; Araneda, C; Fuentes, P; Barros, L; Opazo, R; Espejo, R.; Romero, J Article ISI SCOPUS PLOS ONE (2012)
Reduction of Soybean Meal Non-Starch Polysaccharides and alpha-Galactosides by Solid-State Fermentation Using Cellulolytic Bacteria Obtained from Different Environments Opazo, R; Ortuzar F.; Navarrete, P; Espejo, R.; Romero, J Article ISI SCOPUS PLOS ONE (2012)
Effect of Thymus vulgaris essential oil on intestinal bacterial microbiota of rainbow trout, Oncorhynchus mykiss (Walbaum) and bacterial isolates Navarrete, P; Toledo, I; Mardones, P; Opazo, R; Espejo, R.; Romero, J Article ISI SCOPUS AQUACULTURE RESEARCH (2010)
Molecular analysis of intestinal microbiota of rainbow trout (Oncorhynchus mykiss) Navarrete, P; Magne, F; Mardones, P; Riveros, M; Opazo, R; Suau, A; Pochart, P; Romero, J Article ISI SCOPUS FEMS MICROBIOLOGY ECOLOGY (2010)
Oxytetracycline treatment reduces bacterial diversity of intestinal microbiota of Atlantic salmon Navarrete, P; Mardones, P; Opazo, R; Espejo, R.; Romero, J Article ISI SCOPUS JOURNAL OF AQUATIC ANIMAL HEALTH (2008)


Evaluación de la reducción de la fracción proteica de glicinina y beta-conglicinina en la harina de soya, mediante un proceso de fermentación en estado sólido con un consorcio bacteriano celulolítico. Opazo R.,NavarreteP., Bastias T., Romero J.; Soc Microbiologica de Chile ConferencePaper (2012)


CICLO REPRODUCTIVO Y PRIMERA MADUREZ SEXUAL DE CHITA Anisotremus scapularis (Tschudi, 1846) Lili Jannet Carrera Santos; Rafael Opazo ConferencePoster (2023)
Comparación de la distribución del tamaño entre dos cohortes de larvas de pez cebra (Danio rerio) criadas con rotíferos cultivados con dos fuentes diferentes de alimento: Debaryomyces hansenii y Rotigrowth plus (mix de microalgas) ConferencePoster
Comparative gene expression associated with growth in zebrafish larvae with different growth rate ConferencePoster
Optimización del cultivo de Rotíferos (Brachionus plicatilis) alimentados con una cepa de levadura Debaryomyces hansenii ConferencePoster


Reducción de polisacáridos no almidón y alfa-galactósidos en la harina de soya mediante fermentación en estado sólido usando bacterias celulolíticas aisladas de distintos ambientes Opazo R., Romero J. Patent (2012)


Desarrollo de nanoemulsiones para la encapsulación de astaxantina con potencial uso en la industria salmonera Opazo, Rafael; Romero, Jaime Proyecto (2024)
Selección de cepas bacterianas con potencial probiótico para los desafíos alimentarios de la salmonicultura Chilena Rafael Opazo; alejandro villasante Proyecto El proyecto busca seleccionar microorganimos con capacidades lipolíticas y posteriormente evaluar los efectos sobre la digestión y absorción de lípidos en peces. (2024)
Avaliação dos efeitos da exposição à poluição aquática sobre a expressão gênica global hepática e composição da microbiota intestinal na população residente do peixe Poecilia vivipara no rio Faria-Timbó, Rio de Janeiro Thiago Parente; Rafael Opazo Proyecto (2019)
Como sobreviver em ambientes cronicamente poluídos? O caso da população de peixes residentes no rio Faria-Timbó, Manguinhos, Rio de Janeiro Rafael Opazo Proyecto (2019)
COMPARISON OF TRANSCRIPTOMIC AND METABOLOMIC INTESTINAL PROFILES BETWEEN BACTERIAL PROBIOTIC INTERVENTIONS, IN TROUT (Oncorhynchus mykiss). IN SEARCH OF TOOLS TO IMPROVE AQUAFEED CONVERSION. Rafael Opazo Proyecto The general strategy of this project is getting a wide panoramic view and knowledge of alternative mechanisms about how the probiotics could improve nutrient absorption in salmonids. The probiotics intervention will be performed in a rainbow trout (Oncorhynchus mykiss) as a commercial fish model. Th (2019)