Bull Spermatozoa
A study of synchronisation between the flagella of bull spermatozoa, with related observations
... between bull spermatozoa as they swam in a viscous medium, confined to a glass ...between bull spermatozoa occurred only when the spermatozoan heads were tightly coupled ...paired ...
9
Dynamics of microRNAs in bull spermatozoa
... Spermatogenesis is a multistep complex developmental process. It includes continuous cell proliferation and dif- ferentiation of germ cells into final form of functional spermatozoa. This differentiation process ...
10
Anaerobic Heat Production and Fructolysis of Bull Spermatozoa at Different Temperatures
... These experiments establish the changes in the heat production and fructolysis of bull spermatozoa at different temperatures with considerable precision; but they do not provide an unequ[r] ...
8
Effect of low density lipoprotein addition to soybean lecithin based extenders on bull spermatozoa following freezing thawing – preliminary results
... Live spermatozoa with functional esterases emitted green fluorescence, while dead spermatozoa were red due to the in- tercalation of propidium ...600 spermatozoa were counted per ...
8
The Morphology of Bull Spermatozoa
... He emphasizes, however, that he has been unable to demonstrate more than one cap-like structure in the mature spermatozoa of the normal bull, and his discussion of the results of compara[r] ...
13
Evaluation of pigeon egg yolk for post thaw quality, enzyme leakage and fertility of buffalo (Bubalus bubalis) bull spermatozoa
... TITLE: Evaluation of pigeon egg yolk for post thaw quality, enzyme leakage and fertility of buffalo (Bubalus bubalis) bull spermatozoa1. AUTHORS: Akhter, S; Rakha, B A; Ansari, M S; Iqb[r] ...
19
Impact of proximal cytoplasmic droplets on quality traits and in-vitro embryo production efficiency of cryopreserved bull spermatozoa
... abnormal spermatozoa are more sus- ceptible to oxidative ...by spermatozoa with PCDs can induce oxidative stress [28], resulting in cellular dys- function by a number of mechanisms, among them membrane ...
7
Counting Live and Dead Bull Spermatozoa
... Tables are given showing how the precision of an estimate of the proportion of dead spermatozoa in a sample varies according to the percentage of dead spermatozoa, the total number of sp[r] ...
6
Relationship between acrosome integrity changes and in vitro fertilising ability of bovine spermatozoa
... Oocyte maturation and fertilisation. Oocyte maturation and fertilisation were performed as described previously by Machatkova et al. (2006). Briefly, oocytes were matured in 500 μl of TCM 199 medium with the addition of ...
7
Rheotaxis facilitates upstream navigation of mammalian sperm cells
... In the experiments, samples of human and bull spermatozoa were injected into microfluidic channels of spherical or rectangular cross-section (‘Materials and methods’). The cells were then exposed to ...
13
Evaluation of Quail and Turkey egg yolk for cryopreservation of Nili-Ravi Buffalo bull semen
... • Quail egg yolk at 5 % in extender improved the post thaw quality of buffalo bull spermatozoa compared to 20 % chicken egg yolk. • Turkey egg yolk at 10 % was better in terms of post [r] ...
25
Constituents of Bull Seminal Plasma
... When one remembers that seminal plasma is derived from at least three different glands, it is difficult to understand the intimate inverse relationship between sodium and potassium, let [r] ...
12
Computed tomographic findings and treatment of a bull with pituitary gland abscess
... the bull, treatment with amoxicillin, gentamicin and flunixin meglumine was started despite the unfavourable ...the bull to treatment with resolution of clinical signs after 9 days and discharge from the ...
6
Effects of taurine on male reproduction in rats of different ages
... Taurine have been found in spermatozoa and seminal fluid of numerous species and are known to have bene- ficial effects on sperm characteristics in mammals [9,38]. It has been suggested that taurine play important ...
8
RESEARCH CONCERNING THE INFLUENCE OF CAPACITATION CONDITIONS ON THE QUALITY OF SPERMATOZOA USED FOR IN VITRO FERTILIZATION
... Motility had similar average values to those in the case of selective techniques: 90% consecutive swim-up and respectively 90.66% consecutively Percoll. Due to the recovery of a greater number of spermatozoa, the ...
6
Variations in semen quality parameters of Ovchepolian pramenka rams according to the method of collection and the meteorological season
... Taking in consideration the two methods of semen collection A.V. and E.E. (group 1 and 2 respectively), there is a very high statistical signifi cance for the motility score (P<0.001; P=0.0001), and a high statistical ...
8
9. Effect of biostimulation and estrus synchronization on estrus response and fertility rate in primiparous and multiparous Kundhi buffaloes
... of bull exposed (BE) group as compared to non- exposed (NE) (30%) & (60%) groups (Table ...OvSynch bull exposed group (40%) & (80%) as compared to prostaglandin F2α bull exposed (40%),(60%) ...
7
Cryopreservation of mouse spermatozoa
... mouse spermatozoa was developed for the CBA ...acrosome-intact spermatozoa after freezing and thawing was 55 ± ...frozen-thawed spermatozoa resulted in 51% developing to the 2-cell stage, of which ...
184
Oviduct binding ability of porcine spermatozoa develops in the epididymis and can be advanced by incubation with caudal fluid
... Figure 4. The mean (+ SEM) binding of boar spermatozoa from the rete testis and different regions of the epididymis to isthmic and ampullary explants, and tracheal controls. Different letters indicate a ...
39
Assessment of sperm quality traits in relation to fertility in boar semen
... un-ruptured spermatozoa stained with H342 and the fluorescence output of artifi- cially ruptured spermatozoa stained with the H258 gave similar significant correlations with litter ...
6