[EN] Identification of specific molecular markers for spermatogonial stem cells in teleost is crucial for enhancing the efficacy of reproductive biotechnologies in aquaculture, such as transplantation and surrogate production ...
[EN] BackgroundThe impossibility of closing the life cycle of the European eel (Anguilla anguilla) in captivity troubles the future of this critically endangered species. In addition, the European eel is a highly valued ...
[EN] The critical situation of the European eel (Anguilla anguilla) has urged the development of sperm cryopreservation protocols for reproduction in captivity and cryobanking. In the last years, two research groups have ...
Rozenfeld, Christoffer; Blanca Postigo, José Miguel; Gallego Albiach, Victor; García-Carpintero, Víctor; Herranz-Jusdado, Juan Germán; Pérez Igualada, Luz María; Asturiano, Juan F.; Cañizares Sales, Joaquín; Peñaranda, D.S.(Public Library of Science, 2019-06-12)
[EN] Paralogues pairs are more frequently observed in eels (Anguilla sp.) than in other teleosts. The paralogues often show low phylogenetic distances; however, they have been assigned to the third round of whole genome ...
[EN] The eels are teleost fishes from the order Anguilliformes that includes several species with high commercial value. Due to the high interest for aquaculture production of some eel species and for the need to restore ...
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 ...
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 ...
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, ...
Herranz-Jusdado, Juan Germán; Rozenfeld, Christoffer; MORINI, MARINA; Pérez Igualada, Luz María; Asturiano Nemesio, Juan Francisco; Gallego Albiach, Victor(Elsevier, 2019)
[EN] In the past three decades the European eel Anguilla anguilla experienced up to 99% decline in recruitment in some parts of its distribution range, thus breeding in captivity is nowadays considered key in order to save ...
[EN] It is essential to define an optimized standard method to assess the fish sperm quality to minimize the differences between the results obtained by different laboratories. Only this optimization and standardization ...
Gallego Albiach, Victor; Herranz-Jusdado, Juan Germán; Rozenfeld, Christoffer; Pérez Igualada, Luz María; Asturiano Nemesio, Juan Francisco(Springer-Verlag, 2018)
[EN] Fish sperm motility is nowadays considered the best sperm quality biomarker in fish, and can be evaluated both by subjective and computerized
methods. With the aim to compare the precision and accuracy of both ...
[EN] New specific European eel (Anguilla anguilla) recombinant gonadotropins (aarGths) produced in the ovarian cells of Chinese hamsters (CHO) were used to induce maturation in captive male eels. In the first experiment, ...