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Abstract

The fertilizing spermatozoon has to have a series of attributes in order to achieve its goal: acceptable morphology, proper metabolism for energy production, progressive motility, capacity for hyperactive motility, etc. In addition, the genetic package of the fertilizing spermatozoon must contain...

Author(s)
Kakasi, B.; Nagy, Sz. T.
Publisher
Állattenyésztési és Takarmányozási Kutatóintézet, Herceghalom, Hungary
Citation
Állattenyésztés és Takarmányozás, 2016, 65, 1, pp 88-91
Abstract

Both in human and farm animals, assisted reproductive techniques (ART) are used to support the reproductive processes and the formation of fertilization. ART are: artificial insemination (AI), synchronization of oestrous/ovulation+timed AI, synchronization of calving, superovulation and embryo...

Author(s)
Cseh, S.
Publisher
Magyar Mezógazdaság KFT, Budapest, Hungary
Citation
Magyar Állatorvosok Lapja, 2011, 133, 2, pp 94-98
Abstract

A study was conducted to examine the zona binding ability of thawed bull spermatozoa. The method of removing cumulus cells was optimized and the possibility of evaluating results was studied using different sperm concentrations for the assay. It was shown that it was almost impossible to evaluate...

Author(s)
Szabari, M.; Nánássy, L.; Szabó, L.; Baranyai, B.; Petrovics, Á.; Kovács, A.; Zomborszky, Z.; Gócza, E.; Bodó, S.
Publisher
Állattenyésztési és Takarmányozási Kutatóintézet, Herceghalom, Hungary
Citation
Állattenyésztés és Takarmányozás, 2003, 52, 2, pp 102-106
Abstract

Frozen semen samples from three artificial insemination (AI) bull candidates were compared using a version of Swim up, called Micro Swim up, developed in our laboratory. The concentration, viability and the acrosome status of the spermatozoa in the supernatant were studied in the function of time...

Author(s)
Nánássy, L.; Szabari, M.; Szabó, L.; Baranyai, B.; Petrovics, Á.; Kovács, A.; Bali Papp, Á.; Gócza, E.; Bodó, S.
Publisher
Állattenyésztési és Takarmányozási Kutatóintézet, Herceghalom, Hungary
Citation
Állattenyésztés és Takarmányozás, 2003, 52, 2, pp 107-111
Abstract

The testicular thermoregulation of dairy bulls was studied in a basic research programme with the help of custom needle thermocouples and a computerized, multichannel data collector system. A single GnRH injection starts the testicular thermoregulation and the above mentioned equipment are used for ...

Author(s)
Gábor, G.; Szász, F.
Publisher
Állattenyésztési és Takarmányozási Kutatóintézet, Herceghalom, Hungary
Citation
Állattenyésztés és Takarmányozás, 2003, 52, 2, pp 112-121
Abstract

This study was carried out at the Hungarian National Artificial Insemination Centre in order to evaluate seasonal effects on the quantitative and qualitative parameters of sperm production using sperm analyser equipment. The volume of the ejaculate (VE), percentage of living spermatozoa (PLS),...

Author(s)
Tdouble acute˜zsér, J.; Mézes, M.; Várszegi, J.; Szász, F.
Citation
Magyar Állatorvosok Lapja, 2000, 122, 9, pp 533-537

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