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Effects of Zearalenone, α-Zearalenol, and Genistein on Boar Sperm Motility In Vitro
pig spermatozoa environmental oestrogens motility CASA cluster analysis
2018/3/5
Genistein (GEN) and zearalenone (ZEA), environmental oestrogens commonly present in feedstuff for pigs,
are known for their effects on reproductive functions. The aim was to verify the in vitro effec...
Choice of staining technique affects the morphological assessment of epididymal feline sperm
Felis catus cat spermatozoa morphology eosin-nigrosin stain Giemsa-Wright stain
2016/11/11
Morphological examination of spermatozoa remains a valuable tool for determining the quality of feline sperm for cryopreservation and/or for use in artificial insemination. Numerous staining technique...
Protective effects of the antioxidants curcumin, ellagic acid and methionine on motility, mitochondrial transmembrane potential, plasma membrane and acrosome integrity in freeze-thawed Merino ram sperm
curcumin ellagic acid methionine
2016/1/29
The aim of this study was to determine the effects of curcumin, ellagic acid and methionine on sperm parameters following the freeze-thawing of Merino ram semen. Ejaculates were collected via an artif...
Relationships between selected sperm characteristics and fertilisation success in the beluga sturgeon,Huso huso (Linnaeus, 1758)
sperm quality parameters fertilisation hatching Huso huso
2015/10/9
We examined the relationships between a number of sperm characteristics (motility, concentration and pH) and sperm fertility (egg fertilisation and hatching rate) in 10 mature females and four mature ...
Male pronucleus formation after ICSI: effect of oocyte cysteine or sperm Triton X-100 treatments
porcine assisted reproductive technology
2015/7/7
While no cleavage was observed in the
CYS group, no significant differences in the cleavage rate were observed between control (21.3%) and TX (10.5%)
groups. In summary, and under our conditions, ...
Association of heat shock protein 70 with motility of frozen-thawed sperm in bulls
gene expression cryopreservation
2015/7/7
Heat shock protein 70 (HSP70) is considered as a gene which affects semen quality traits. The present study attempted to investigate the relationship between the HSP70 expression level and motility of...
Sperm morphology, ultrastructure, and motility in pikeperch Sander lucioperca (Percidae, Teleostei) associated with various activation media
spermatozoa motility spermatozoa velocity calcium
2015/7/3
Spermatozoa morphology, ultrastructure, and spermatozoa motility traits were studied in pikeperch (Sander lucioperca) after activation in various media (AM 1 ?45mM NaCl, 5mM KCl, 20mM Tris, pH 8.5; AM...
Changes of sperm quality parameters in Caspian roach (Rutilus rutilus caspicus) during spawning migration
spawning season spermatological parameters biochemical parameters semen roach
2015/6/24
In this study, changes of pH, ionic (Na+, K+, Ca2+,and Mg2+), biochemical (total protein, glucose, and cholesterol)compositions of seminal plasma, sperm motility traits (percentage of motile spermatoz...
Optimal inclusion level of butylated hydroxytoluene in semen extender improves the quality of post-thawed canine sperm
canine butylated hydroxytoluene
2015/6/23
The study was conducted to evaluate the potential cryoprotective effect of butylated hydroxytoluene
(BHT) through post-thaw evaluation of canine semen and its optimal inclusion level. Ejaculated can...
Relationships between the results of hypo-osmotic swelling tests, sperm motility, and fertility in Estonian Holstein dairy bulls
bull fertility semen quality sperm membrane intactness
2015/6/23
However, the HOS-2 and HOS-3 values in FT semen
had high correlations with NRR (r = 0.65, r = 0.66, P < 0.001 at batch level and r = 0.63, r = 0.71, P < 0.01
at bull level), which was comparable t...
Relationships between seminal plasma composition and sperm quality parameters of the Salmo trutta macrostigma (Dumeril, 1858) semen: with emphasis on sperm motility
spermatological parameters spermatozoa seminal fluid Salmo trutta macrostigma
2015/6/9
The mineral and organic composition of seminal plasma, physical spermatological parameters and their physiological relationships were investigated in Salmo trutta macrostigma. The seminal plasma conta...
Sperm motility and monthly variations of semen characteristics in Perca fluviatilis (Teleostei: Percidae)
beat frequency semen volume sperm concentration osmolality sperm motility
2015/6/8
Dynamics of sperm motility (sperm velocity, percentage of motility and flagellar beat frequency) and monthly variations of semen characteristics (semen volume and osmolality and sperm concentration an...
The structure and role of mammalian sperm RNA: a review
sperm spermatozoal RNA fertilisation
2015/4/17
The main role of sperm is the delivery of the paternal genome into the oocyte during fertilisation. However, several lines of evidence have indicated that mammalian spermatozoa contribute more than ju...
The effect of swim-up purification and incubation of cells on sperm viability in dogs of different ages
dogs sperm sperm viability necrosis flow cytometry
2015/4/15
The influence of selected semen extenders on the motility of frozen-thawed dog spermatozoa has been clearly demonstrated in several studies, although there are no reports indicating the effect of swim...
Demonstration of the effect of epidermal growth factor on ram sperm parameters using two fluorescent assays
viability motility membrane integrity
2015/4/7
ABSTRACT: The goal of this study was to examine the effect of epidermal growth factor (EGF) on sperm viability using two fluorescent techniques and to analyze the obtained results in relation to sperm...