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Browsing by Author "Gallego Albiach, Victor"

Now showing items 21-40 of 69

Effects of cold seawater pre-treatments on induction of early sexual maturation and sperm production in European eel (Anguilla anguilla)

Pires-Ferrão, María Leonor; Morini, Marina; González-López, Wendy Ángela; Gallego Albiach, Victor; Felip, Alicia; Pérez Igualada, Luz María; Asturiano, Juan F. (Springer-Verlag, 2024-09-05)

[EN] To induce sexual maturation in captivity, eels rely on hormonal treatments, but this process is costly and time-consuming. As an alternative, different types of conditioning, also referred as pre-treatment, have been ...
Embryonic development of the grass pufferfish (Takifugu niphobles): From egg to larvae

Gallego Albiach, Victor; Yoshida, Manabu; Kurokawa, D.; Asturiano Nemesio, Juan Francisco; Fraser, G.J. (Elsevier, 2017)

[EN] Tetraodontidae (pufferfish) family members carry the smallest genomes among vertebrates, and these pocket-sized genomes have directly contributed to our understanding of the structure and evolution of higher animals. ...
Estimación de la densidad celular mediante el uso de cámaras de recuento

Gallego Albiach, Victor; Pérez Igualada, Luz María (2021-07-16)

En este artículo vamos a explicar cómo estimar la densidad de células y/o partículas en una suspensión mediante el uso de diferentes tipos de cámaras de recuento. El conteo de partículas es una técnica ampliamente utilizada ...
Estimación de la densidad poblacional de jabalí (S. scrofa) y corzo (C. capreolus) en el valle de Leitzaran mediante la técnica de fototrampeo

Correjes Gregorio, Daniel (Universitat Politècnica de València, 2024-10-24)

[ES] Los daños a los cultivos, a la biodiversidad, a la ganadería, a la salud pública y accidentes en carretera son cada vez más frecuentes a medida que crecen ciertas especies de animales. Estos daños se pueden evitar y/o ...
Estructura y dinámica poblacional de la comunidad de aves paseriformes del Barranc del Carraixet (Valencia)

Sanglada Berlanga, Eloy (Universitat Politècnica de València, 2024-10-15)

[ES] Estudiar la estructura de poblaciones de seres vivos resulta de interés tanto desde un punto de vista ecológico como de gestión faunística. Por ello, el objetivo general de este trabajo fue analizar la estructura y ...
European eel sperm storage: optimization of short-term protocols and cryopreservation of large volumes

Herranz-Jusdado, Juan Germán; Gallego Albiach, Victor; Rozenfeld, Christoffer; MORINI, MARINA; Pérez Igualada, Luz María; Asturiano Nemesio, Juan Francisco (Elsevier, 2019)

[EN] Maturation in captivity of European eel (Anguilla anguilla) requires long and costly hormonal treatments that often lead to asynchronic maturation between sexes. Therefore, optimization of sperm short-term storage ...
Evaluation of methods to determine sperm density for the European eel, Anguilla anguilla

Sorensen, SR; Gallego Albiach, Victor; Pérez Igualada, Luz María; Butts, IAE; Tomkiewicz, J.; Asturiano Nemesio, Juan Francisco (Wiley, 2013-12)

[EN] Contents European eel, Anguilla anguilla, is a target species for future captive breeding, yet best methodology to estimate sperm density for application in in vitro fertilization is not established. Thus, our objectives ...
Evolución de las poblaciones de peces exóticos en diferentes masas de agua de la Comunidad Valenciana

Illana Sánchez, Guillem (Universitat Politècnica de València, 2024-10-08)

[ES] La biodiversidad global se enfrenta a multitud de amenazas, donde especies exóticas invasoras (EEI) figuran entre los peligros más importantes para la diversidad biológica. El objetivo de este TFG ha sido analizar el ...
Exposure to silver and titanium dioxide nanoparticles at supra-environmental concentrations decreased sperm motility and affected spermatozoa subpopulations in gilthead seabream, Sparus aurata

Pires-Ferrão, María Leonor; Oliveira, Catarina C.V.; Gallego Albiach, Victor; Mieiro, Cláudia; Oliveira, Isabel B.; Carvalhais, Ana; Cabrita, Elsa; Pachedo, Mario (Springer-Verlag, 2023-07-12)

[EN] Marine pollution by nanoparticles (NPs) can be reprotoxic for fish and disturb successful reproduction of wild populations. In gilthead seabream (Sparus aurata), a mild effect on sperm motility was observed after ...
Fish sperm motility assessment as a tool for aquaculture research, a historical approach

Gallego Albiach, Victor; Asturiano Nemesio, Juan Francisco (Blackwell Publishing, 2018)

[EN] Fish sperm motility is nowadays considered the best biomarker for the quality of fish spermatozoa, and sperm motion parameters from more than 300 fish species have been reported in more than 1500 scientific articles ...
Handling and treatment of male European eels (Anguilla anguilla) for hormonal maturation and sperm cryopreservation

Herranz-Jusdado, Juan Germán; Kása, É; Kollár, Timea; Gallego Albiach, Victor; Peñaranda, D.S.; Rozenfeld, Christoffer; Pérez Igualada, Luz María; Horváth, Ákos; Asturiano Nemesio, Juan Francisco (Journal of Visualized Experiments, 2018)

[EN] During the last years, several research groups have been working on the development and improvement of new protocols for the European eel handling and maturation. As of yet, weekly injections of human chorionic ...
Heterozygosity-fitness correlations in the gilthead sea bream Sparus aurata using microsatellite loci from unknown and gene-rich genomic locations

Borrell, Yaisel J.; Carleos, Carlos E.; Sanchez, José A.; Vázquez, Emilia; Gallego Albiach, Victor; Asturiano Nemesio, Juan Francisco; Blanco, Gloria (Wiley, 2011-11)

[EN] Heterozygosity-fitness correlations (HFC) were assessed for a sample of a gilthead sea bream Sparus aurata population. Two hundred and seventy-one fish were genotyped at 22 known and novel microsatellite loci, from ...
Identification of the major proteins present in the seminal plasma of European eel, and how hormonal treatment affects their evolution. Correlation with sperm quality

Vilchez Olivencia, Maria Carmen; D. Pla; Gallego Albiach, Victor; Sanz, Libia; Pérez Igualada, Luz María; Asturiano Nemesio, Juan Francisco; Calvete, Juan J.; Peñaranda, D.S. (Elsevier, 2016-11)

[EN] By first time, 2DE protein profile of European eel seminal plasma has been determined. 14 different proteins corresponding to 9 major families were identified in seminal plasma, through hormonal treatment. Some of ...
Improvement of techniques for sperm evaluation and cryobanking in European eel

Herranz Jusdado, Juan Germán (Universitat Politècnica de València, 2019-11-12)

[ES] En las últimas décadas, la anguila europea Anguilla anguila ha sufrido una disminución drástica de su población lo que ha llevado su inclusión como especie en peligro crítico en la lista roja UICN. Esta situación, ...
Intracellular pH regulation and sperm motility in the European eel

Pérez Igualada, Luz María; Gallego Albiach, Victor; Asturiano, Juan F. (Elsevier, 2020-03-15)

[EN] Sperm activation involves ion fluxes as well as a previous maturation in the seminal plasma, something which has not been studied in depth in marine fish species. pH and potassium are probably involved in sperm ...
Ionic control of sperm motility and trials for the improvement of pufferfish (Takifugu alboplumbeus) sperm extenders

Pérez Igualada, Luz María; Asturiano, Juan F.; Yoshida, Manabu; Gallego Albiach, Victor (Elsevier, 2022-05-30)

[EN] Seminal plasma characteristics, such as ionic composition and pH, are important for sperm maturation and further motility. In this work, a first batch of experiments evaluated the effect of the absence of several ions ...
Larval width as indicator of growth rate and effect of larval classification on final body composition and flesh quality in cultured gilthead seabream (Sparus aurata, L.)

Mazzeo, Ilaria; Borrell, Yaisel J.; Gallego Albiach, Victor; Garcia Fernandez, Carlos; Sánchez, José Antonio; Blanco, Gloria; Pérez Igualada, Luz María; Asturiano Nemesio, Juan Francisco (Wiley, 2014-04)

[EN] The objective of this study was evaluating the effects on the growth rate and flesh quality of separating larvae according to their larval width in cultured gilthead seabream (Sparus aurata, L.). Progeny from two ...
Melatonin production improves Senegalese sole sperm motility at night, but fails as a supplement during cryopreservation

Félix, F.; Ferrao, L.; Gallego Albiach, Victor; Oliveira, C.C.V.; Cabrita, E. (Elsevier, 2024-12)

[EN] Melatonin is a powerful antioxidant present in fish seminal plasma. This study aimed to understand melatonin's endogenous and exogenous effects on first-generation Senegalese sole sperm quality for sperm management ...
Molecular characterization of three GnRH receptor paralogs in the European eel, Anguilla anguilla: Tissue-distribution and changes in transcript abundance during artificially induced sexual development

Peñaranda, D.S.; Mazzeo, Ilaria; Hildahl, Jon; Gallego Albiach, Victor; Nourizadeh-Lillabadi, Rasoul; Pérez Igualada, Luz María; Asturiano Nemesio, Juan Francisco; Weltzien, Finn-Arne (Elsevier, 2013-04-30)

[EN] Gonadotropin-releasing hormone receptor (GnRH-R) activation stimulates synthesis and release of gonadotropins in the vertebrate pituitary and also mediates other processes both in the brain and in peripheral tissues. ...
Novel approaches on melatonin role: Presence of clock-hormone in fish seminal plasma

Félix, Francisca; Gallego Albiach, Victor; Mendes, Ana; Soares, Florbela; Vera, Luisa M.; Cabrita, Elsa; Oliveira, Catarina C V (Elsevier, 2023-08-30)

[EN] The study of melatonin is of great importance for the fundamental knowledge of any living system since it displays many different physiological roles, including being a potent natural antioxidant. To the best of ...