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Effects of Dietary Glucose on Serum Estrogen Levels and Onset of Puberty in Gilts
Glucose Gilt Growth Performance Age of Puberty Estrogen
2016/11/10
Metabolic signals and the state of energy reserves have been shown to play a crucial role in the regulation of reproductive function. This study was carried out to investigate the effects of dietary g...
Differential expression profiling of estrogen receptor in the ovaries of two egg duck (Anas platyrhynchos) breeds
egg duck ovary laying stage
2015/7/3
In the present study, quantitative real-time PCR was employed to investigate expression profiling and expression difference of ESR1 and ESR2 in ovaries of Shaoxing duck and Jingjiang duck during three...
Correlation of Estrogen and Progesterone Receptors Status with the Grade and Type of Breast Cancer
Breast cancer Estrogen Progesterone
2010/11/15
The present study was designed to evaluate the use of estrogen and progesterone receptor as
biomarkers in human benign and malignant mammary tumors. Tissue samples from tumors and adjacent uninvolved...
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...
Organ-specificity of Estrogen Effects on the Induction of Immunocompetent Cells in the Chicken
diethylstilbestrol immunocompetent cells organ-specificity chicken
2009/8/3
Injection of immature hens with estrogen increases the population of antigen-presenting cells, T cells and Ig-containing cells in the ovary and oviduct. The aim of this study was to determine the org...
Effect of Estradiol and Nonylphenol on mRNA Expression of Estrogen Receptors α and β,and Cytochrome P450 Aromatase in the Gonad of Chicken Embryos
p-nonylphenol ERα ERβ P450arom endocrine disruptor
2009/7/31
Effects of estradiol-17β (E2) and p-nonylphenol (NP) on mRNA expression of estrogen receptor α (ERα), estrogen receptor β (ERβ) and cytochrome P450 aromatase (P450arom) were examined in the early stag...
Estrogen in the Chick Embryo Plays a Role in Utilization of Plasma Lipids during Incubation
plasma lipoprotein lipid utilization chick embryo estrogen aromatase inhibitor
2009/7/31
An aromatase inhibitor, Fadrozole (CGS16949A), was administered into chick embryo on the 5th day of incubation to clarify the roles of endogenous estrogen in the regulation of circulating lipoprotei...
Effects of Exogenous Estrogen on the Differentiation and Development of the Right Oviduct in Female Chickens
estrogen right oviduct sex differentiation chicken
2009/7/31
On day 5 of incubation, 0.64mg of estradiol benzoate (EB) was administered to fertilized eggs to investigate its effects on the differentiation and development of the oviduct in female chickens.
The ...
cDNA Cloning and mRNA Expression of Estrogen Receptor α in Japanese Quail
estrogen receptor α mRNA expression quail northern blot analysis RT-PCR
2009/7/31
The biological actions of estrogen are mediated via estrogen receptors (ER). Although chicken ER cDNA for subtypes α and β have been identified, only the β form of ER cDNA was cloned in quail. Hence, ...
Effects of Estrogen Treatment During the Embryogenic Period on Chick Antibody Production
estrogen chick embryo antibody production bursa of Fabricius helper T cells
2009/7/31
Antibody production against a T cell-dependent antigen (goat red blood cell) and a T cell-independent antigen (killed Brucella abortus) was examined in chicks treated with estrogen in which eggs were ...
Effects of Estrogen Treatment During the Embryogenic Period on Chick Antibody Production
estrogen chick embryo antibody production bursa of Fabricius helper T cells
2009/7/31
Antibody production against a T cell-dependent antigen (goat red blood cell) and a T cell-independent antigen (killed Brucella abortus) was examined in chicks treated with estrogen in which eggs were ...
Estrogen Receptor Binding of Xenoestrogens and Phytoestrogens in Japanese Quail (Coturnix japonica)
estrogen receptor endocrine-disrupting chemicals phytoestrogens Japanese quail recombinant ERα
2009/7/31
Estrogenic compounds must bind to estrogen receptors (ER) and modulate estrogen-sensitive gene expression. However, various in vivo and in vitro assays have established that xenoestrogens and phytoest...
Binding of Xenoestrogens and Phytoestrogens to Estrogen Receptor β of Japanese Quail (Coturnix japonica)
endocrine-disrupting chemicals estrogen receptor β Japanese quail phytoestrogen xenoestrogen
2009/7/31
In order to examine the binding affinity of various estrogenic compounds to estrogen receptor β (ERβ), the cDNA encoding the hinge domain, the ligand-binding domain, and the C-terminal domain of quai...
mRNA Expression of Cytochrome P450 17αhydroxylase,Cytochrome P450 Aromatase,Anti-Müllerian Hormone, Estrogen Receptor α,and Androgen Receptor in Developing Gonads of Japanese Quail
gene expression gonad Japanese quail
2009/7/30
Japanese quail (Coturnix coturnix japonica) is widely used in avian reproduction tests and avian sex reversal screening tests for evaluating adverse effects of endocrine disrupting chemicals (EDCs). H...
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...