Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Jerzy Strzeżek"'
Publikováno v:
Folia Histochemica et Cytobiologica, Vol 48, Iss 2, Pp 292-298 (2010)
The interactions of a fluorescent membrane probe, 1-anilinonaphthalene-8-sulfonic acid (1,8-ANS), with boar spermatozoa were followed through the use of lipoprotein fraction of ostrich egg yolk (LPFo). Semen samples, extended in Kortowo 3 (K3) extend
Externí odkaz:
https://doaj.org/article/74bf11ce4c9645f89c43704309a1ee8e
Autor:
Krystyna Filipowicz, Marzena Mogielnicka-Brzozowska, Leyland Fraser, L. Zasiadczyk, Jerzy Strzeżek
Publikováno v:
Theriogenology. 86:806-816
This study investigated the effect of age- and seasonal-related variations in the composition of boar semen over a 3-year period. At the onset of 8 months of age, ejaculates were collected from four boars and allocated into three groups: 8 to 18, 19
Boar sperm quality in relation to presence of sp32-like protein in spermatozoa - preliminary studies
Autor:
Władysław Kordan, Aleksandra Orzołek, Jerzy Strzeżek, Magdalena Koziorowska-Gilun, Anna Dziekońska, Paweł Wysocki
Publikováno v:
Bulletin of the Veterinary Institute in Pulawy, Vol 59, Iss 2, Pp 279-286 (2015)
The aim of the study was to analyse sperm proteomes of ejaculates from Polish Large White (PLW) and Polish Landrace (PL) boars and to identify differences which putatively influence semen quality. Spermatozoa protein profiles were analysed by electro
Autor:
Leyland Fraser, Magdalena Koziorowska-Gilun, Marek Koziorowski, Anna Dziekońska, Władysław Kordan, Jerzy Strzeżek
Publikováno v:
Polish Journal of Veterinary Sciences. 17:307-313
This study investigated seasonal changes in the metabolic performance of spermatozoa and activity of the antioxidant enzymes in the seminal plasma of three wild boar/domestic pigs (aged 1.5 to 2.5 years) and the activity of the antioxidant enzymes in
Publikováno v:
Journal of Veterinary Research
Journal of Veterinary Research, Vol 61, Iss 1, Pp 127-133 (2017)
Journal of Veterinary Research, Vol 61, Iss 1, Pp 127-133 (2017)
Introduction: The aim of this study was to evaluate the effect of lipoprotein fraction isolated from ostrich egg yolk (LPFo) on the metabolic activity of boar spermatozoa following liquid semen storage in different extenders and temperatures. Materia
Publikováno v:
Reproduction in Domestic Animals. 46:527-533
Antioxidants secreted by the reproductive tract protect spermatozoa against the toxic effects of reactive oxygen species (ROS) after ejaculation. This study aimed at characterizing the level of antioxidant protection in boar cauda epididymidal sperma
Publikováno v:
Folia Histochemica et Cytobiologica, Vol 48, Iss 2, Pp 292-298 (2010)
The interactions of a fluorescent membrane probe, 1-anilinonaphthalene-8-sulfonic acid (1,8-ANS), with boar spermatozoa were followed through the use of lipoprotein fraction of ostrich egg yolk (LPFo). Semen samples, extended in Kortowo 3 (K3) extend
Autor:
Leyland Fraser, Jerzy Strzeżek
Publikováno v:
Animal Reproduction Science. 99:317-329
Whole ejaculate or sperm-rich fraction, collected from four sexually mature boars, was frozen in an extender containing lactose-hen egg yolk with glycerol (lactose-HEY-G) or extender containing lactose, lyophilized lipoprotein fractions isolated from
Effects of Freezing-Thawing on DNA Integrity of Boar Spermatozoa Assessed by the Neutral Comet Assay
Autor:
Jerzy Strzeżek, Leyland Fraser
Publikováno v:
Reproduction in Domestic Animals. 40:530-536
A modified version of the neutral comet assay was employed to evaluate the effect of the freezing-thawing process on boar-sperm DNA integrity. The sperm-rich fractions were collected from four mature boars and frozen into aluminium tubes and straws a
Publikováno v:
Journal of Animal and Feed Sciences. 12:803-811