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Listar por palabra clave "Artificial insemination"

Mostrando ítems 1-14 de 14

Alternativas al uso de antibióticos en las dosis seminales de conejo

Sánchez Díaz, Tania (Universitat Politècnica de València, 2023-07-28)

[ES] El uso indiscriminado de antibióticos ha dado lugar a la aparición de bacterias multirresistentes, consideradas una de las principales amenazas para la salud pública por la OMS. En inseminación artificial (IA) en ...
Antibacterial Activity of Some Molecules Added to Rabbit Semen Extender as Alternative to Antibiotics

Viudes-de-Castro, María Pilar; Marco-Jiménez, Francisco; Vicente Antón, José Salvador; Marin, Clara (MDPI AG, 2021-04)

[EN] This study was conducted to evaluate the antibacterial activity of two aminopeptidase inhibitors and chitosan-based nanoparticles in liquid-stored rabbit semen. This study reports that the aminopeptidase inhibitors ...
Biostimulation and reproductive performance of artificially inseminated rabbit does (Oryctolagus cuniculus)

EL-Azzazi, F. E.; Hegab, I. M.; Hanafy, A. M. (Universitat Politècnica de València, 2017-12-28)

[EN] Biostimulation is a non-hormonal and practical technique that has not yet been widely utilised when applied immediately before insemination to improve reproductive efficiency in livestock species. This study was ...
Development of new artificial insemination extenders supplemented with GnRH analogues to induce ovulation and proteomic characterization of rabbit semen

Casares Crespo, Lucía (Universitat Politècnica de València, 2020-03-15)

Los objetivos generales de esta tesis fueron desarrollar nuevos diluyentes de inseminación artificial (IA) suplementados con un análogo de GnRH y caracterizar el proteoma del semen de conejo. En el capítulo I, se evaluó ...
Estudio de la metodología de trabajo en un centro de inseminación cunícola

Martín Lorente, Elvira (Universitat Politècnica de València, 2013-06-21)

[ES] Después del periodo de prácticas en empresa en un centro de inseminación cunícola se ha realizado un estudio para obtener un análisis descriptivo de las características seminales de los pools y analizar el efecto de ...
Evolution of the peripheral blood lymphocyte populations in multiparous rabbit does with two reproductive management rhythms

Guerrero, Irene; Ferrian, Selena; Blas Ferrer, Enrique; Pascual Amorós, Juan José; Cano, Jose L.; Corpa, Juan M. (Elsevier, 2011-03-15)

The emergence of epizootic rabbit enteropathy is leading to changes in weaning protocols in commercial rabbitries. Traditional weaning protocols are being replaced with late weaning, beyond 35 days postpartum (dpp). The ...
Exploring the genetics of the efficiency of fertile AI dose production in rabbits

Tusell Palomero, Llibertat (Universitat Politècnica de València, 2011-10-03)

Exploring the genetics of the efficiency of fertile AI dose production in rabbits The general aim of this thesis has been to analyse sources of variation for some of the most important components of fertile artificial ...
Genetics of fresh and frozen-thawed semen traits and their relationship with growth rate in rabbits

Lavara García, Raquel (Universitat Politècnica de València, 2013-09-02)

Se utilizarán eyaculados procedentes de machos de la línea R (línea de conejos seleccionada por velocidad de crecimiento durante el periodo de engorde)alojados en diferentes centros de inseminación artificial. Una vez ...
Interacción del genotipo del macho con las condiciones de IA sobre la fertilidad y la prolificidad en conejo

Tusell Palomero, Llibertat (Universitat Politècnica de València, 2011-09-21)

Diferencias en sensibilidad al ambiente entre individuos suponen la existencia de lo que se denomina interacción genotipo-medio (GxE). Así, podría existir una interacción entre el genotipo del macho con las condiciones ...
Reproductive Anatomy of Chondrichthyans: Notes on Specimen Handling and Sperm Extraction. I. Rays and Skates

García-Salinas, Pablo; Gallego Albiach, Victor; Asturiano, Juan F. (MDPI AG, 2021-07)

[EN] Many species of rays and skates are endangered, and ex situ conservation programs developed by research centers and public aquaria could improve this situation. To reproduce these species in captivity, scientists need ...
Reproductive anatomy of Chondrichthyans: notes on specimen handling and sperm extraction. II. Sharks and chimaeras

García-Salinas, Pablo; Gallego Albiach, Victor; Asturiano, Juan F. (MDPI AG, 2021-08)

[EN] Sperm extraction and artificial insemination may serve ex situ conservation initiatives for threatened sharks and related species. A comparison of the reproductive anatomy of eight chondrichthyans is presented in this ...
Reproductive Performance of Female Rabbits Inseminated with Extenders Supplemented with GnRH Analogue Entrapped in Chitosan-Based Nanoparticles

Viudes-de-Castro, María Pilar; Marco-Jiménez, Francisco; Vicente Antón, José Salvador (MDPI AG, 2023-05-12)

[EN] Rabbit is a reflexively ovulating species. Accordingly, in the practice of artificial insemination (AI) ovulation must be induced via exogenous GnRH (Gonadotropin-Releasing Hormone) administration, which may be performed ...
Technical Note: Artificial insemination in rabbits: laboratory and field trial with three different semen extenders

Carluccio, A.; Robbe, D.; De Amicis, I.; Contri, A.; Tosi, U.; Russo, F.; Paoletti, M. (World Rabbit Science. ICTA. UPV, 2004)

[EN] Today a great deal of research is focused on the development of new extenders that allow the refrigeration and maintenance of rabbit semen for a longer period of time. In this study, semen diluted with 3 different ...
Trends in Rabbit Insemination Extenders for Fresh and Frozen Semen. A Review

Viudes-de-Castro, María Pilar; Vicente, José Salvador (Universitat Politècnica de València, 2023-06-30)

[EN] Artificial insemination (AI) has become a popular technique in rabbit farms worldwide. This report discusses the progress made on semen extenders used in rabbit AI, setting out the latest innovations. Fresh and frozen ...