This video may be inappropriate for some users. Sign in to confirm your age. Watch Queue. Queue. Watch QueueQueue. Remove all. Curso de Andrologia en Bovinos, ANDROVET-México, Androvet México, Guadalajara, Mexico. Fri May 19 at am, Nuestro curso de. sociedadd española andrologia – andrologia policilnico ltd exame androllogico em bovinos its beka androeda un. andrologia try socieda despañola.

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Physiology of reproduction and artificial insemination of cattle. National Center for Biotechnology InformationU.

Journal of Dairy Science, v. Effect of electroejaculation on bovinox and cortisol excretion in bovine semen. Among the main causes of injures to the sperm are the reactive oxygen species, which have their production intensified during semen manipulation [ 2 ]. Therefore, antioxidants therapies can be an important alternative to protect the sperm during laboratory manipulation [ 3 ].

National Association of Animal Breeders,p. Technique for obtaining spermatozoa for physiological dairy studies and artificial insemination.

Semen, morphometry, refrigeration, sperm subpopulations, boar. Background Sexing sperm is an important biotechnical that enables improve animal production, with achievement of maximum animal breeding.

Morphometry characterization of boar sperm head with computer assisted analysis preliminary results. Investigating alternatives to electroejaculation of bulls. Comparative evaluation of the effect of antioxidants in the conservation of ram semen. Quality of semen collected by transrectal massage in bulls restrained in the presence of a cow. Use of oxytocin and cloprostenol to facilitate semen collection by electroejaculation or transrectal massage in bulls.


Animal Reproduction Science, v. To determine the morphometric parameters of the sperm head, and identify the presence of separate sperm subpopulations in boar semen were evaluated 20 ejaculate samples of 10 boars.

EGE I Empresa Genetica Especial

ABSTRACT To determine the morphometric parameters of the sperm head, and identify the presence of separate sperm subpopulations in boar semen were evaluated 20 ejaculate samples of 10 boars. International Journal of Development Research, v.

Evaluation of possible methods to reduce pain associated with electroejaculation in bulls. The spermatic cells recovered from each gradient, with or without resveratrol, were evaluated too.

New advances in the electroejaculation of the bull. Use of internal artificial vaginas for breeding soundness evaluation in range bulls: Universidad del Zulia LUZ. Evaluation of segmented rectal probe and caudal epidural anaesthesia for electroejaculation of bulls. Journal Dairy Science, v. To perform this study were used three semen pools from four mature goats, collected with artificial vagina.

Se contaron los espermatozoides presentes en 5 de los 25 cuadros de la misma. Semen collection by electro-ejaculation and massage of the pelvic organs. Author information Article notes Copyright and License information Disclaimer. Enviado por Jaqueline flag Denunciar.

Curso de Andrologia e Congelação de Sêmen em bovinos

Please review our privacy policy. Comparison of semen samples collected from beef bulls by transrectal massage or artificial vagina.


Sperm head length decreased of 8. De los espermatozoides evaluados, correspondieron a las muestras provenientes de semen fresco y de semen refrigerado. In conclusion, resveratrol does not represent protection to goat sperm submitted to sex sorting in discontinuous Percoll gradient. Veterinaria e Zootecnia, v. Instituto de Zootecnia, v. Handling cases of sterility in practice. Sperm motility, viability, acrosome integrity and morphological abnormalities were evaluated on fresh and cooling semen samples.

Welfare aspects of theriogenology: Bull Breeding Soundness, 3rd edition. Electroejaculation increased vocalization and plasma concentrations of cortisol and progesterone, but not substance P, in beef bulls. Efficacy of caudal epidural injection of lidocaine, xylazine and xylazine plus hyaluronidase in reducing discomfort produced by electroejaculation in bulls. Does bovine besnoitiosis affect the sexual function of chronically infected bulls?

Our results demonstrated that three separate sperm subpopulations coexist in boar ejaculates, American Journal of Veterinary Research, v. Cada botella contiene una dosis de 4. Effect of semen collection by transrectal massage of accessory sexual glands or artificial vagina on the outcome of breeding soundness examinations of Italian yearling beef bulls.