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The influence of sex, age and season on the haematological profile of alpacas (Vicugna pacos) in Central Europe
clinical pathology reference ranges camelids seasonal differences blood
2015/8/27
The aim of this study was to establish reference intervals for the haematological profile of alpacas on the basis of a large population of clinically healthy animals, and to determine the influence of...
Interaction between oviposition time, age, and environmental temperature and egg quality traits in laying hens and broiler breeders
hen production type age temperature oviposition
2015/6/23
An experiment with laying hens and broiler breeders of two ages (young 22 vs. 36 weeks, old
83 vs. 64 weeks) and at temperatures of 20 and 28°C was carried out to evaluate the interactions between
...
Effect of season and age on blood minerals, liver enzyme levels, and faecal egg counts in Nguni goats of South Africa
alkaline phosphatase aspartate aminotransferase
2015/6/23
The objective of the study was to determine the relationships between age of the goat and faecal
egg counts, liver enzymes, and minerals in the wet and dry seasons in male and female Nguni goats of ...
Effect of genotype, age of hens and K/k allele on eggshell quality
hens laying type age genotype K/k allele eggshell quality
2015/6/9
We assessed the influence of the particular genotype, age of layers, feather growth-rate gene, and their mutual interactions on selected indicators of eggshell quality in six groups of hens of the lay...
Effect of age at slaughter on carcass characteristics and carcass composition in lambs of mountain Greek breeds
lamb age at slaughter carcass characteristics carcass composition commercial cuts
2015/6/2
Forty male lambs of the mountain Greek breed were used to evaluate the effect of age at slaughter on carcass characteristics and composition. The slaughter of lambs was carried out at the age of 30, 4...
Causes and consequences of maternal age-related aneuploidy in oocytes: a review
aneuploidy oocyte maternal age meiosis spindle assembly checkpoint
2015/4/17
Although a positive correlation between aneuploidy and maternal age was first reported almost a century ago, the underlying mechanisms remain mostly unknown. Different hypotheses regarding age-related...
A study of serum insulin-like growth factor type 1 (IGF-1) concentrations in resting untrained Andalusian horses: influence of age and gender
age growth hormone horse insulin-like growth factor sex
2015/4/15
Growth rate, tissue repair and reproductive functions are mediated by the somatotrophic axis, the growth hormone (GH) being one of its main components. GH is released in a pulsatile manner and a singl...
AGE-related differences in the hematological profile of Andalusian broodmares of Carthusian strain
age broodmares hematology horses
2015/4/2
Normal hematological values need to be defined for each equine breed and age in order to increase diagnostic precision. No published data on hematology exist for Carthusian horses. This research compa...
Distribution of Mycobacterium avium subsp.paratuberculosis in tissues of naturally infected cattle as affected by age
Johne’s disease food safety age groups
2015/4/2
ABSTRACT: The objectives of this study were to investigate Mycobacterium avium subsp. paratuberculosis (MAP) distribution in various tissues, in faeces and in milk samples from 131 animals originating...
Effect of age upon retention of mercury in chickens with a different growth rate
poultry deposition of mercury allometry of growth
2015/3/13
Retention of total mercury was examined in groups of 95 slowly-growing laying type chickens and 52 fast-growing broiler hybrids in 47 subsequent balance periods from 1 to 100 days of age. Chickens wer...
Effects of Age and Gonadal Steroids on the Localization of T Cell Subsets in the Epididymis of Male Chickens, Gallus domesticus
age epididymis gonadal steroids rooster T cells
2009/7/31
The aim of this study was to examine the effects of age and gonadal steroids on the localization of T cell subsets in the epididymis of roosters in order to determine the factors affecting their popul...
Expression of P450arom,AMH and ERα mRNA in Gonads of Turkey,Duck and Goose within One Week of Age
AMH duck gonad goose P450arom mRNA turkey
2009/7/30
Although many studies have shown that P450aromatase (P450arom), anti-Müllerian hormone (AMH) and estrogen receptor α (ERα) play pivotal roles in sexual differentiation of the gonads during early e...
Histological Study of the Caecal Tonsil in the Cecum of 4- 6 Months of Age White Leghorn Chicks
Cecum caecal tonsil nodular unit histology
2009/1/19
Cecum, the largest part of chicken’s large intestine, has an important role in liquid absorption and cellulose digestion. It acts as a defensive organ as well due to the presence of large masses of di...