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Effects of Dietary Fe-soy Proteinate and MgO on Egg Production and Quality of Eggshell in Laying Hens
MgO Fe-soy Proteinate Eggshell Quality Layer Hemoglobin
2016/5/5
This study investigated the effects of Fe-soy proteinate (Fe-SP) and magnesium oxide (MgO) dietary supplements on eggshell quality in laying hens. A total of 800 26-wk-old Hy-Line Brown hens were assi...
Evaluation of Dietary Supplementation of Delta-aminolevulinic Acid and Chito-oligosaccharide on Production Performance, Egg Quality and Hematological Characteristics in Laying Hens
Delta-aminolevulinic Acid Chito-oligosaccharide Performance Egg Quality Laying hen
2016/5/5
The effects of delta-aminolevulinic acid (DALA) or chito-oligosaccharide (COS) in layer diets on production performance, egg quality and hematological characteristics were investigated in this 8-week ...
Carotenoid Accumulation and Their Antioxidant Activity in Spent Laying Hens as Affected by Polarity and Feeding Period
Pigmentation Carotenoid Polarity Laying Hen Feeding Period Astaxanthin
2016/5/5
Since the consumption of spent laying hens as roasted skewered meat increases, the effects of various carotenoids on pigmentation and antioxidant activity were tested with 62-wk-old 250 ISA brown layi...
Effects of Fermented Garlic Powder on Production Performance, Egg Quality, Blood Profiles and Fatty Acids Composition of Egg Yolk in Laying Hens
Blood Profiles Egg Production Egg Quality Fatty Acids Garlic Powder Laying Hens
2016/5/4
The effects of fermented garlic powder on production performance, egg quality, blood profiles and fatty acid composition of egg yolk in laying hens were studied in a 35-d experiment. Two-hundred and f...
Effects of Dietary Betaine on the Secretion of Insulin-like Growth Factor-I and Insulin-like Growth Factor Binding Protein-1 and -3 in Laying Hens
Betaine Laying Hens Insulin-like Growth Factor-I Insulin-like Growth Factor Binding Protein IGF-I mRNA Gene Expression
2016/5/4
The principal objective of this experiment was to determine the effects of dietary betaine on IGF-I, IGFBP-3 and IGFBP-1 secretion and IGF-I mRNA gene expression in the serum and liver of laying hens....
EFFECT OF DIETARY SODIUM SELENITE AND Se-ENRICHED YEAST ON EGG-SHELL QUALITATIVE PARAMETERS OF LAYING HENS EGGS
laying hens sodium selenite Se-yeast
2010/12/9
The experiment was designed to investigate the effects of feed supplementation with selenite or selenized yeast on eggs quality of laying hens. Hens of laying breed Isabrown were randomly divided at t...
INFLUENCE OF PLANT ESSENTIAL OILS ON SELECTED PARAMETERS OF THE PERFORMANCE OF LAYING HENS
laying hens thyme essential oil hyssop essential oil
2010/12/9
The experiment was designed to investigate the effects of feed supplementation with essential oils on egg weight and body mass of laying hens. Hens of the laying breed Isa Brown were randomly divided ...
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...
Osteoclast-Like Cell Formation in Medullary Bone Marrow Cell Culture of Laying Hens
hen medullary bone osteoclast egg-laying cycle culture
2009/7/31
Marrow cells were isolated from medullary bone of hens at two opposing phases, the bone formative and resorptive phases, of the egg-laying cycle. These cells were cultured for up to 14 days on cover s...
Effect of Feeding Levels and Physical Activities on Heat Production in Laying Hens under Different Ambient Temperatures
heat production physical activity ambient temperature feeding level laying hen
2009/7/31
Eight Single Comb White Leghorn laying hens were used to investigate the effects of feeding levels (FL), ad libitum and 40% feeding, and physical activities on heat production (HP) under different amb...
Behavioral Activities and Energy Expenditure of White Leghorn Laying Hens under Day-Night Cyclic Temperatures
behavioral activities energy expenditure cyclic temperature laying hen
2009/7/31
Single Comb White Leghorn laying hens (Hyline) were fed ad libitum in order to estimate energy expenditure of behavioral activities (BA) such as standing, eating or body movements et cetera under arti...
Changes in the Localization of MHC Class II Positive Cells in Response to Salmonella enteritidis Invasion in the Ovary of Laying Hens
follicles ovary MHC-II+ cells Salmonella enteritidis
2009/7/31
Major histocompatibility complex class II (MHC-II) molecules play essential roles in the initiation of immune responses against pathogenic agents. Salmonella enteritidis (S. enteritidis) bacteria may ...
Factors Affecting Egg Internal Quality and Egg Shell Quality in Laying Hens
laying hens egg shell quality egg internal quality albumen Haugh Units
2009/7/31
Egg shell quality and egg internal quality are of major importance to the egg industry worldwide. This review covers the formation of the hen’s egg and ways of measuring egg shell quality and egg inte...
Expressions of Antimicrobial Peptide Gallinacin-1,-2 and-3 mRNAs in the Oviduct of Laying Hens
antimicrobial peptide chicken gallinacin oviduct mRNA expressions
2009/7/31
The aim of this study was to determine the profiles of mRNA expressions of gallinacin (Gal)-1, -2 and -3, which are the antimicrobial peptides, in the oviduct of laying hens. The oviductal tissues of ...
Expression of MHC Class I and II in Growing Ovarian Follicles of Young and Old Laying Hens,Gallus domesticus
age of birds follicular growth gene expression laying hen MHC
2009/7/31
The aim of this study was to determine whether the expressions of MHC class I and II in the ovarian follicles change with follicular growth and aging of birds. Theca layer of white follicles (WF), the...