Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Z. Reckova"'
Publikováno v:
Veterinární Medicína, Vol 60, Iss 9, Pp 469-475 (2015)
This study was designed to investigate the characteristics of acrosomal changes during capacitation of bovine spermatozoa in relationship to in vitro fertility of individual bulls. Motile spermatozoa were separated from frozen-thawed semen by a swim-
Externí odkaz:
https://doaj.org/article/427d46fddace4412849ab83d5881d43b
Publikováno v:
Veterinární Medicína, Vol 55, Iss 9, Pp 429-437 (2010)
A good functional status of cryopreserved boar spermatozoa is very important for successful fertilization of porcine oocytes and in vitro embryo production. The purpose of the study was to evaluate the changes in functional status of boar spermatozoa
Externí odkaz:
https://doaj.org/article/8494235685e14916a1696c80aa0a9171
Publikováno v:
Veterinární Medicína, Vol 53, Iss 7, Pp 358-364 (2008)
In this field study, embryos were derived from genetically highly valuable cows excluded from breeding due to reproductive disorders. Cows, 5 to 10 years old, of Czech Siemmental, Holstein Dairy and Beef Cattle breeds were used as oocyte donors. Oocy
Externí odkaz:
https://doaj.org/article/ebce88efa3724091b6873bcbf56b2912
Publikováno v:
Veterinární Medicína, Vol 53, Iss 2, Pp 70-76 (2008)
The objective of the study was to characterize the effect of the oestrous cycle stage on the yield, morphology and meiotic competence of porcine oocytes. A total of 46 cycling gilts, at 8.5-9 months of age, were used as oocyte donors. Their oestrous
Externí odkaz:
https://doaj.org/article/12f2ced53bcd4b5fabe67b49906aef53
Publikováno v:
Veterinární Medicína, Vol 52, Iss 10, Pp 423-429 (2007)
Significance of a short-time survival test for the prediction of quality parameters of sperm obtained by gradient centrifugation was evaluated from an aspect of their functional resistance. Frozen semen samples from 27 bulls before and after separati
Externí odkaz:
https://doaj.org/article/86a12e592958442fa05265b3240a84b1
Publikováno v:
Veterinární Medicína, Vol 51, Iss 5, Pp 232-238 (2006)
The present study was designed to compare the efficiency of bovine embryo production for cryopreservation between oocytes collected from donors in the growth phase of follicular development (GPFD) and those recovered from donors in the undefined phas
Externí odkaz:
https://doaj.org/article/88adacda7be14d379e39a2b03ebc8c80
Publikováno v:
Archives Animal Breeding, Vol 66, Pp 113-120 (2023)
The aim of this paper was to evaluate semen parameters from Czech Fleckvieh (dual-purpose breed) bulls used in artificial insemination in the Fleckvieh population. The ejaculate was collected from bulls only once a week, which is not usual. Respectiv
Externí odkaz:
https://doaj.org/article/b881ac735aad43769f570e03dd5c7a98
Publikováno v:
Veterinární medicína. 60:469-475
This study was designed to investigate the characteristics of acrosomal changes during capacitation of bovine spermatozoa in relationship to in vitro fertility of individual bulls. Motile spermatozoa were separated from frozen-thawed semen by a swim-
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Publikováno v:
Scopus-Elsevier
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A good functional status of cryopreserved boar spermatozoa is very important for successful ferti - lization of porcine oocytes and embryo production. The purpose of the study was to evaluate the changes in functional status of boar spermatozoa separ