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Effects of feed intake restriction during late pregnancy on maternal metabolic changes and fetal development in ewes
Mongolian ewes nutrition level late gestation physiological metabolism fetal growth
2015/12/17
This study investigated the effects of feed intake restriction during late pregnancy on maternal metabolic changes and fetal development in ewes. Six ewes out of 35 Mongolian ewes were slaughtered at ...
Age and sex-related changes in superoxide dismutase activity in bovine tissues
antioxidative enzymes cows calves bulls age sex
2015/9/15
The influence of age, gender, and type of tissue on superoxide dismutase (SOD) activity in bovine organs and tissues was investigated. The investigated material consisted of fragments of tissues and o...
Time-dependent changes in milk fatty acid composition of ewes fed a winter ration supplemented with linseed or sunflower oils
ewes’ standard winter diet supplementation of plant lipids
2015/7/7
The effects of adding sunflower and linseed oils to a standard winter ration with a lower concentrate
content on the milk fatty acid composition in lactating ewes were investigated. Eighteen dairy e...
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...
Changes in the composition of goat colostrum and milk fatty acids during the first month of lactation
milk composition fatty acids serum
2015/6/23
Changes in the composition of colostrum and milk fatty acids during the first month of lactation
of ten 3-years-old White Shorthaired goats fed a winter diet were investigated. Thirty-eight fatty ac...
The dynamics of changes in selected parameters in relation to different air temperature in the farrowing house for sows
sows air temperature reproductive parameters average daily weight gain
2015/6/5
The purpose of this study was to analyse the influence of different external air temperature on changes in the air temperature of housing environment in the farrowing house for sows and consequent cha...
Changes of Hypothalamic GnRH-I, POMC and NPY mRNA Expression and Serum IGF-I and Leptin Concentrations during Maturation of Shaoxing Ducks (Anas platyrhynchos)
Changes of Hypothalamic GnRH-I, POMC and NPY mRNA Expression and Serum IGF-I and Leptin Concentrations during Maturation of Shaoxing Ducks (Anas platyrhynchos)
2016/5/6
Sexual maturity in poultry is controlled by a complex neural circuit located in the basal forebrain, which integrates the central and peripheral signals to activate hypothalamic gonadotrophin-releasin...
Seasonal Changes in Energy-related Blood Metabolites and Mineral Profiles of Nguni and Crossbred Cattle on Communal Rangelands in the Eastern Cape, South Africa
Cholesterol Glucose Iron Non-esterified Fatty Acids Nguni Cattle Phosphorus
2016/5/4
The objective of the current study was to determine seasonal changes in glucose, cholesterol, non-esterified fatty acids (NEFA), serum inorganic phosphorous (SIP), calcium, magnesium and iron concentr...
Changes in Plasma Estrogen Concentrations during the First Trimester of Gestation in Dairy Cows:Comparison with the Origin of Embryos and Fetal Number
estradiol-17β estrone estrone sulfate in vitro fertilization multiple pregnancies
2009/9/10
The objectives of this study were to determine the profiles of plasma estrogen concentrations during the first trimester of gestation and to correlate them with the origin of the embryos and fetal num...
Changes in Calcitonin Receptor Binding in the Shell Gland of Laying Hens (Gallus domesticus) During the Oviposition Cycle
chicken shell gland calcitonin receptor culcification
2009/8/3
This study was conducted to examine calcitonin (CT) receptor binding in the membrane fraction of the endometrium of the shell gland of laying hens by the use of [125I] CT binding assays. Specific [125...
Progressive Changes in the Physiological Responses of Heat-stressed Broiler Chickens
acid-base balance blood minerals blood-gas analysis core temperature heat stress
2009/7/29
The present experiment was designed to study progressive changes in the physiological responses of broiler chickens (Gallus gallus) exposed to different durations of acute heat stress. Male broiler ch...
Growth- and Breed-related Changes of Fetal Development in Cattle
Breed Body Composition Cattle Fetal Growth Gestation
2016/4/27
Breed differences in adult animals are determined during fetal development. If interventions are to be developed that influence growth of muscle and fat, it is important to know at which time during g...
Changes in Reproductive Traits of Large White Pigs after Estrogen Receptor Gene-based Selection in Slovakia: Preliminary Results
ESR Gene Litter Size Pigs Selection
2016/4/27
We investigated the effect of ESR gene-based selection on an improvement of litter size in the herds in real (non-experimental) conditions. The pigs were selected for three years. In the tested popula...
Changes in boar semen with a high and low level of morphologically abnormal spermatozoa
boars semen quality morphological analysis spermatozoa different development
2015/6/1
The aim of the paper was to find out the level of changes in the sperm quality in two groups of boars in the insemination (A and B) with diametrically different contents of morphologically abnormal sp...
Changes in Ovarian and Placental 20α-hydroxysteroid Dehydrogenase Activity during the Pregnancy in the Rat
Progesterone dihydroprogesterone Rat Ovary
2016/4/12
The enzyme 20a-hydroxysteroid dehydrogenase (20a-HSD) catabolizes progesterone to 20a-dihydroprogesterone (20a-OHP), and is appeared in rat corpora luteal and placenta. A polled samples of 10-15 place...