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Nemesio Iván Valdebenito Isler

PROFESOR TITULAR

UNIVERSIDAD CATÓLICA DE TEMUCO

Temuco, Chile

Reproduction; Fish reproduction; Management of gamete; Función espermática; Fecundación in vitro; Criopreservación de gametos; Manejo de gametos en peces; Vitrificación espermática en peces; Reproducción en peces

Profesor de Biología y Cs. Naturales, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 1984
Ciencias del Mar, Universidad de Las Palmas de Gran Canaria. España, 2004
Integrate Fish Farm, Asia-Pacific Regional Research and Training Centre For Integrated Fish Farming. Wuxi- CHINA. China, 2005

Profesor Titular Full Time

UNIVERSIDAD CATOLICA DE TEMUCO

Recursos Naturales

Temuco, Chile

1985 - At present

Profesor Titular Full Time

Universidad Católica de Temuco

Temuco , Chile

1984 - At present

Excelencia en Investigación

Universidad Católica de Temuco

Chile, 2012

Premio que se otorga al investigador de la UCTemuco con mayor producción científica


Cryopreservation of yellowtail kingfish (Seriola lalandi) sperm: Effects on metabolic enzymes and sperm quality Villalobos, EF; Wilson, R; Pereira, WA; Merino, O; Pérez-Atehortúa, M; Niedmann, P; Avila, S; Alvarado, C; Risopatrón, J; Oliveira, RPS; et al. Article ISI SCOPUS Aquaculture (2025)
The presence of inclusions in blastodiscs of coho salmon embryos ( Oncorhynchus kisutch) is associated with low rates of fertility and embryo survival Sandoval-Vargas, L; Pérez-Atehortúa, M; Villalobos, EF; Fontealba, FS; Ferrada, MS; Valdebenito, I Article ISI SCOPUS Aquaculture (2025)
Change in the swimming pattern of Salmo salar spermatozoa caused by the high temperature of the sperm motility activation medium Merino, O; Figueroa, E; Valdebenito, I; Risopatrón, J; Merino, M; Farias, JG Article ISI SCOPUS Theriogenology (2024)
Preparation and extraction of chorion proteins from Salmo salar embryos at the pigmented eye stage for electrophoresis with SDS-polyacrylamide gel Farías, Jorge; Pereira, Wellison Amorim Article ISI SCOPUS MethodsX (2024)
Chorion in fish: Synthesis, functions and factors associated with its malformations Dantagnan, Patricio; Silva, Mauricio; Farías, Jorge Article ISI SCOPUS Aquaculture Reports (2023)
Unveiling growth and reproduction of a giant Patagonian galaxiid: an experimental rearing study Figueroa-MuÃ±oz; G.; Arismendi; I.; Parraguez; J.Z.; Valdebenito; I.V. Article ISI SCOPUS Inland Waters (2023)
Uso de antioxidantes e tempo de armazenamento a frio: efeitos sobre parâmetros de viabilidade e níveis enzimáticos no sêmen da truta arco-íris (Oncorhynchus mykiss, Walbaum, 1792) Ibáñez-Arancibia, E Article ISI Brazilian Journal of Biology (2023)
Diversity of chromatin condensation patterns, nuclear reorganization, evolution and phylogenetic distribution of sperm nuclear basic proteins in fish Contreras, Pablo Article ISI REVIEWS IN FISH BIOLOGY AND FISHERIES (2022)
First record of a synergistic interaction between invasive salmonids in South America Fierro, Pablo Article ISI BIOLOGICAL INVASIONS (2022)
Spermatological characteristics and effects of cryopreservation in Lebranche mullet spermatozoa (Mugil liza Valenciennes, 1836): First report of ultra-rapid freezing Villasante, A; Watanabe, I. Article ISI ANIMAL REPRODUCTION SCIENCE (2022)
Chorion Alterations in Eyed-Stage Salmonid Eggs Farmed in La Araucania, Chile: A Retrospective Study Valdebenito, Matias Article ISI Animals (2021)
Cryopreservation of coho salmon sperm (Oncorhynchus kisutch): Effect on sperm function, oxidative stress and fertilizing capacity Contreras, Pablo Article ISI AQUACULTURE (2021)
Cryopreservation of coporo (Prochilodus mariae) milt using three permeating cryoprotectant agents and two freezing systems Medina-Robles, Victor Mauricio; Sandoval-Vargas, Leydy Yasmin; Guaje-Ramirez, Diana; Marin-Cossio, Laura Cristina; Valdebenito Isler, Ivan; Cruz-Casallas, Pablo Emilio Article ISI AQUACULTURE RESEARCH (2021)
Effect of different calcium concentration on sperm motility and fertilisation capacity of rainbow trout (Oncorhynchus mykiss) Contreras, Pablo; Estay, Francisco Article ISI JOURNAL OF APPLIED ICHTHYOLOGY (2021)
Effects of selection by the Percoll density gradient method on motility, mitochondrial membrane potential and fertility in a subpopulation of Atlantic salmon (Salmo salar) testicular spermatozoa Article ISI ANIMAL REPRODUCTION SCIENCE (2020)
Oxidative stress and use of antioxidants in fish semen cryopreservation Sandoval-Vargas, L; Cabrita E Article SCOPUS REVIEWS IN AQUACULTURE (2020)
Short-term storage sperm of coho salmon (Oncorhynchus kisutch) at 4 degrees C: Effect of sperm: Extender dilution ratios and antioxidant butyl-hydroxytoluene (BHT) on sperm function Merino, Osvaldo Article ISI CRYOBIOLOGY (2020)
Effect of short-term storage on sperm function in Patagonian blenny (Eleginops maclovinus) sperm Article ISI SCOPUS AQUACULTURE (2017)
Effect of the age of broodstock males on sperm function during cold storage in the trout ( Oncorhynchus mykiss ) Article SCOPUS Andrologia (2017)
Effects of cryopreservation on mitochondria of fish spermatozoa Dumorné, Kelly Article ISI SCOPUS REVIEWS IN AQUACULTURE (2017)
Protein phosphorylation and ions effects on salmonid sperm motility activation. Dumorne, K, Article SCOPUS Reviews in Aquaculture (2017)
Short-term storage of salmonids semen in a sodium alginate-based extender Article ISI SCOPUS ANDROLOGIA (2017)
Spermatological research of experimentally farmed Patagonian blenny (Eleginops maclovinus) (Perciformes: Eleginopsidae) in Chile Oliveira, RPS Article ISI SCOPUS AQUACULTURE RESEARCH (2017)
Cryopreservation and vitrification of fish semen: a review with special emphasis on marine species Magnotti, Caio; Cerqueira, Vinicius; Lee-Estevez, Manuel Article SCOPUS REVIEWS IN AQUACULTURE (2016)
Cryopreservation of Atlantic salmon Salmo salar sperm: effects on sperm physiology Farias, J. G. Article ISI SCOPUS JOURNAL OF FISH BIOLOGY (2016)
Technologies used in the study of sperm function in cryopreserved fish spermatozoa Figueroa, E; Valdebenito, I; Farias, JG Article ISI SCOPUS AQUACULTURE RESEARCH (2016)
Viability and DNA fragmentation of rainbow trout embryos (Oncorhynchus mykiss) obtained from eggs stored at 4 degrees C Article ISI SCOPUS THERIOGENOLOGY (2016)
Effect of seminal plasma on Atlantic salmon (Salmo salar) sperm vitrification Figueroa, E; Merino, O; Risopatrón, J; Isachenko, V; Sánchez, R; Effer, B; Isachenko, E; Farias, JG; Valdebenito, I Article ISI SCOPUS THERIOGENOLOGY (2015)
Effect of short-term semen storage in salmon (Oncorhynchus mykiss) on sperm functional parameters evaluated by flow cytometry Trigo, P; Merino, O; Figueroa, E; Valdebenito, I; Sánchez, R; Risopatrón, J Article ISI SCOPUS Andrologia (2015)
Growth of cusk eel Genypterus chilensis juveniles in culture conditions Vega, R; Estrada, JM; Ramírez, D; Flores, C; Zamorano, J; Encina, F; Mardones, A.; Valdebenito, I; Dantagnan, P Article ISI SCOPUS Latin American Journal of Aquatic Research (2015)
Short-term cold storage of the semen of rainbow trout Oncorhynchus mykiss (Walbaum, 1792) incorporating DMSO in the sperm diluent. Effects on motility and fertilizing capacity Ubilla A.; Fornari, D; Figueroa, E; Effer, B; Valdebenito, I Article ISI SCOPUS Aquaculture Research (2015)
Morphometric of blastomeres in Salmo salar Ubilla, AM; Figueroa, EV; Valdebenito, II Article ISI SCOPUS ZYGOTE (2014)
Gamete quality in fish: Evaluation parameters and determining factors Effer B.R. Article ISI SCOPUS Zygote (2013)
Sperm biology of Merluccius australis: Sperm structure, semen characteristics and effects of pH, temperature and osmolality on sperm motility Effer, B; Figueroa, E; Augsburger A.; Valdebenito, I Article ISI SCOPUS Aquaculture (2013)
Spermatozoa vitrification of sex-reversed rainbow trout (Oncorhynchus mykiss): Effect of seminal plasma on physiological parameters Figueroa, E; Risopatrón, J; Sánchez, R; Isachenko, E; Merino, O; Isachenko, V; Valdebenito, I Article ISI SCOPUS Aquaculture (2013)
Study of the first blastomeres in Coho salmon (Oncorhynchus kisutch) Roldan, BE; Rueda, RS; Madrid, AU; Villalobos, EF; Isler, IV Article ISI SCOPUS Zygote (2013)
Cryoprotectant-free vitrification of fish (Oncorhynchus mykiss) spermatozoa: first report Merino, O; Sánchez, R; Risopatrón, J; Isachenko, E; Figueroa, E; Valdebenito, I; Mallmann, P; Isachenko, V Article ISI SCOPUS Andrologia (2012)
Evaluation and comparison of the efficiency of two incubation systems for Genypterus chilensis (Guichenot, 1848) eggs Vega, R; Pradenas M.; Ramírez, D; Valdebenito, I; Mardones, A.; Dantagnan, P; Alfaro, D; Encina, F; Pichara, C Article ISI SCIELO SCOPUS Latin American Journal of Aquatic Research (2012)
Blood cytology of the common jollytail (Galaxias maculatus) (Jenyns, 1842) (Osmeriformes: Galaxiidae) at postlarval and adult stages Valdebenito, I; Busse K.; Jaramillo, N; Hernández, A Article ISI SCIELO SCOPUS ARCHIVOS DE MEDICINA VETERINARIA (2011)
Fish (Oncorhynchus mykiss) spermatozoa cryoprotectant-free vitrification: Stability of mitochondrion as criterion of effectiveness Merino, O; Risopatrón, J; Sánchez, R; Isachenko, E; Figueroa, E; Valdebenito, I; Isachenko, V Article ISI SCOPUS Animal Reproduction Science (2011)
Nuclear DNA content in the red conger eel Genypterus chilensis (Guichenot, 1881) (Actinopterygii: Ophidiidae) Jara Seguel, P.; Ubilla A.; Estrada, J; Ramírez, D; Valdebenito, I Article ISI SCIELO GAYANA (2011)
Nuclear DNA content in the red conger eel Genypterus chilensis (Guichenot, 1881) (Actinopterygii: Ophidiidae) contenido de adn nuclear en el congrio colorado Genypterus chilensis (Guichenot, 1881) (Actinopterygii: Ophidiidae) Jara Seguel, P.; Ubilla A.; Valdebenito, I; Estrada, J; Ramírez, D Article SCOPUS Gayana (2011)
Use of antioxidants on rainbow trout Oncorhynchus mykiss (Walbaum, 1792) sperm diluent: effects on motility and fertilizing capability Ubilla A.; Valdebenito, I Article ISI SCIELO SCOPUS Latin American Journal of Aquatic Research (2011)
Cold storage of sperm of rainbow trout (Oncorhynchus mykiss): Effect on motility, intracellular superoxide, plasma membrane integrity and mitochondrial membrane potential Berrios, O; Valdebenito, I; Treulen, F; Ubilla A. Article ISI SCIELO ARCHIVOS DE MEDICINA VETERINARIA (2010)
Cold storage of sperm of rainbow trout (oncorhynchus mykiss): Effect on motility, intracellular superoxide, plasma membrane integrity and mitochondrial membrane potential [Almacenamiento en frío de espermatozoides de trucha arcoiris (oncorhynchus mykiss): Efectos en la motilidad, superóxido intracelular, integridad de la membrana plasmática y potencial de membrana mitocondrial] BerrÃos O.; Valdebenito, I; TreulÃ©n F.; Ubilla A. Article SCOPUS ARCHIVOS DE MEDICINA VETERINARIA (2010)
Effect of L-glutamate and glycine incorporated in activation media, on sperm motility and fertilization rate of rainbow trout (Oncorhynchus mykiss) spermatozoa Valdebenito, I; Moreno, C; Lozano, C; Ubilla A. Article ISI SCOPUS Journal of Applied Ichthyology (2010)
Biotechnology applied to salmoniculture Isler, IV Article ISI REVISTA BRASILEIRA DE ZOOTECNIA-BRAZILIAN JOURNAL OF ANIMAL SCIENCE (2009)
CONTENIDO DE ADN NUCLEAR EN GALAXIAS PLATEI (STEÍNDACUNER, 1898) (TELEOSTEI: OSMERIFORMES: GALAXIIDAE) Jara-Seguel, Pedro; Valdebenito, Ivan; Palma-Rojas, Claudio Article SCIELO GAYANA (2008)
DIPLODON CHILENSIS gray, 1828 (BIVALVIA: HYRIIDAE) A POTENTIAL RESIDUAL WATERS DEPURATOR ON INLAND WATER SALMONID FISH-FARMS: A LABORATORY SCALE STUDY Parada, E; Peredo S.; Cardenas, S; Valdebenito, I; Peredo, M. Article ISI SCIELO SCOPUS GAYANA (2008)
Nuclear DNA content in Galaxias maculatus (Teleostei: Osmeriformes: Galaxildae) Jara Seguel, P.; Valdebenito, I; Palma Rojas, C.; Rebolledo, C Article ISI SCOPUS Latin American Journal of Aquatic Research (2008)
NUCLEAR DNA CONTENT IN GALAXIAS PLATEI (STEINDACHNER, 1898) (TELEOSTEI: OSMERIFORMES: GALAXIIDAE) Jara Seguel, P.; Valdebenito, I; Palma Rojas, C. Article ISI GAYANA (2008)
Nuclear DNA content in Galaxias platei (Steindachner, 1898) (Teleostei: Osmeriformes: Galaxiidae) Contenido de adn nuclear en Galaxias platei (Steindachner, 1898) (Teleostei: Osmeriformes: Galaxiidae) Jara Seguel, P.; Valdebenito, I; Palma Rojas, C. Article SCOPUS GAYANA (2008)
Efecto de la Cafeína en la Motilidad y Fertilidad Espermática de Trucha Arcoiris (Oncorhynchus mykiss) Valdebenito, Nemesio I Article SCIELO INFORMACION TECNOLOGICA (2007)
Effect of caffeine in the motility and fertility of rainbow trout (oncorhynchus mykiss) sperm Efecto de la cafeína en la motilidad y fertilidad espermática de trucha arcoiris (oncorhynchus mykiss) Valdebenito N.I. Article SCOPUS INFORMACION TECNOLOGICA (2007)
Relocation of the freshwater mussel Diplodon chilensis (Hyriidae) as a strategy for its conservation and management Peredo S.; Parada, E; Valdebenito, I; Peredo, M. Article ISI SCOPUS JOURNAL OF MOLLUSCAN STUDIES (2005)
Puye farming (Galaxias maculatus), in a closed recirculation system Cultivo larvario del puye (Galaxias maculatus), en un sistema cerrado de recirculacion Dantagnan, P; Borquez A.; Quevedo, J; Valdebenito, I Article SCOPUS INFORMACION TECNOLOGICA (2002)


A novel probiotic strain has proven to be effective in stimulating growth and improving developmental parameters in rainbow trout (Oncorhynchus mykiss) Pereira, WA; Puentes, SA; Urrea, FNV; Carvacho, PFS; Suazo, CAJ; Pérez-Atehortúa, M; Valdebenito, I; Mendonça, CMN; Herman, PD; Arias, AJH; et al. Abstract ISI MOLECULAR BIOLOGY OF THE CELL (2024)


Effect of diet composition on maturation rate of female Atlantic salmon (Salmo salar) ) during gonadal maturation (vol 582, 740513, 2024) Pérez-Atehortúa, M; Hernández, AJ; Risopatrón, J; Farias, J; Villalobos, EF; Valdebenito, I Errata ISI SCOPUS Aquaculture (2024)


Zebrafish as a useful model for immunological research with potential applications in aquaculture Cosson, Jacky; Short, S; Ulloa-Rodríguez, Patricio JournalWhole (2016)
Viability and DNA fragmentation of rainbow trout embryos (Oncorhynchus mykiss) obtained from eggs stored at 4°C JournalWhole


Influence of Dietary Fatty Acids on Fish Sperm Tolerance to Cryopreservation Villalobos, Elias Figueroa; Pereira, Wellison Amorim; Perez-Atehortua, Maritza; Sandoval-Vargas, Leydy; Romero, J; Oliveira, Ricardo P. S.; Valdebenito, Ivan; Villasante, Alejandro Review ISI SCOPUS Reviews in Aquaculture (2025)
Impact of increasing temperatures on neuroendocrine and molecular responses of skeletal muscle and liver in fish: A comprehensive review Saez-Arteaga, A.; Viegas, I; Palma, M; Dantagnan, P; Valdebenito, I; Villalobos, EF; Hernández, A; Guerrero-Jiménez, J.; Metón, I.; Heyser, C. Review ISI SCOPUS Aquaculture Reports (2024)
Bases biológicas para el cultivo del puye Galaxias maculatus (Jenyns, 1842): una revisión Vega, Rolando; Dantagnan, Patricio; Mardones, Alfonso; Valdebenito, Ivan; Zamorano, José; Encina, Francisco Review SCIELO Latin American Journal of Aquatic Research (2013)
Biological bases for whitebait culture Galaxias maculatus (Jenyns, 1842): a review Vega, R; Dantagnan, P; Mardones, A.; Valdebenito, I; Zamorano, J; Encina, F Review ISI Latin American Journal of Aquatic Research (2013)
Follicular atresia in teleost fish: a review Valdebenito, I; Paiva, L; Berland M. Review ISI SCIELO ARCHIVOS DE MEDICINA VETERINARIA (2011)
Physical-chemical factors that regulate spermatic motility in fish: basic and applied aspects. A review Valdebenito, I; Fletcher, C; Vera, V; Fernández, J Review ISI SCIELO ARCHIVOS DE MEDICINA VETERINARIA (2009)
Terapias hormonales utilizadas en el control artificial de la madurez sexual en peces de cultivo: una revisión Valdebenito, I Review ISI SCIELO ARCHIVOS DE MEDICINA VETERINARIA (2008)

Jaime Romero

Profesor Asociado

Alimentos

UNIVERSIDAD DE CHILE

Santiago, Chile

Rolando Vega

Profesor Asociado

Ciencias Agropecuarias y Acuicuolas

Universidad Católica

Temuco, Chile

Herman Dantagnan

Academico

Ciencias Agropecuarias y Acuícolas

UNIVERSIDAD CATÓLICA DE TEMUCO

Temuco, Chile

Alfonso Mardones

Académico - Investigador

Ciencias Agropecuarias y Acuícolas

Universidad Católica de Temuco

Temuco, Chile

ADRIÁN HERNÁNDEZ

Profesor Titular

Departamento de Ciencias Agropecuarias y Acuícolas

UNIVERSIDAD CATÓLICA DE TEMUCO, FACULTAD DE RECURSOS NATURALES

Temuco, Chile

Nemesio Valdebenito

PROFESOR TITULAR

Recursos Naturales

UNIVERSIDAD CATÓLICA DE TEMUCO

Temuco, Chile

CAROLINA CHEUQUEMAN

Profesor adjunto

Facultad de Medicina

Universidad Santo Tomás

Temuco, Chile

Jorge Farias

Full Professor

Chemical Engineering

Universidad de La Frontera

Temuco, Chile

Daniel Gómez

Associate Professor

Dept. Zoology

Universidad de Concepcion

Concepcion, Chile

Cristopher Heyser

Académico Asistente A

Ciencias Químicas y Recursos Naturales

Universidad de La Frontera

Temuco, Chile

FAVIAN TREULEN

Investigador Postdoctoral

UNIVERSIDAD DE LA FRONTERA

TEMUCO, Chile

Elías Figueroa

Associate Professor.

Department of Biological and Chemical Sciences

Catholic University of Temuco

Temuco, Chile

Juan Manuel Estrada

Director

Facultad de Ecología y Recursos Naturales

Universidad Andrés Bello

Quintay , Chile

Osvaldo Merino

Investigador

Universidad de La Frontera

Temuco, Chile

Jennie Risopatrón

Académico y Director del CEBIOR

Ciencias Básicas

Universidad de La Frontera

Temuco, Chile

Mauricio Zamorano

Assistant Professor

Chemical Engineering Department

Universidad de La Frontera

Temuco, Chile

Francisco Encina

Academico

Cencias Ambientales

Universidad católica de Temuco

Temuco, Chile

Cristian Lozano

Gestor Tecnológico y Vinculación

Centro de Biotecnología

Universidad de Concepción

Concepción, Chile

Pablo Contreras

Asistente de Investigación

Departamento de Ciencias Agropecuarias y Acuícolas

Universidad Católica de Temuco

Temuco, Chile

cristian pichara

Luis Paiva

Profesor Asistente

Pontificia Universidad Católica de Chile

Santiago, Chile

Pablo Fierro

Profesor Auxiliar

Facultad de Ciencias

Universidad Austral de Chile

Valdivia, Chile

Kelly Dumorné

Investigador

Medicina

Universidad de La Frontera

Temuco, Chile

Brian Effer

Investigador Asociado

Centro de Excelencia en Medicina Translacional

Universidad de La Frontera

Temuco, Chile

Mauricio Silva

Profesor Titula

Medicina Veterinaria y Salud Pública

Universidad Católica de Temuco

Temuco, Chile

Patricio Ulloa

Académico Investigador

Ciencias Agrarias

Universidad Católica del Maule

Curicó, Chile

Maritza Pérez

Docente Titular

Ciencias Agropecuarias y Acuícolas

Ivan Valdebenito Isler

Temuco, Chile

Leydy Sandoval

Investigadora Postdoctoral

Departamento de Ciencias Agropecuarias y Acuícolas

Universidad Católica de Temuco

TEMUCO, Chile

Cristian Aranzaez

Investigador

Ingeniería quimica

Universidad de La Frontera

Temuco, Chile

Nemesio Iván Valdebenito Isler

Líneas de Investigación

Educación

Profesor de Biología y Cs. Naturales, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 1984

Ciencias del Mar, Universidad de Las Palmas de Gran Canaria. España, 2004

Integrate Fish Farm, Asia-Pacific Regional Research and Training Centre For Integrated Fish Farming. Wuxi- CHINA. China, 2005

Experiencia Académica

Profesor Titular Full Time

Experiencia Profesional

Profesor Titular Full Time

Premios y Distinciones

Excelencia en Investigación

Article (56)

Abstract (1)

Errata (1)

JournalWhole (2)

Review (7)