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旨在比较不同品种鸡（Gallus gallus domesticus）对柔嫩艾美耳球虫的易感性差异。选取26日龄无球虫感染的24个我国地方品种鸡和国外引进品种隐性白羽鸡各45只，分别分为2个感染组和1个非感染对照组，每组15只。感染组每只鸡嗉囊内接种1×105个孢子化柔嫩艾美耳球虫卵囊，基于感染鸡的死亡率、相对增重率、肠道病变记分、卵囊产量和抗球虫指数（ACI）等指标，评价不同鸡种对柔嫩艾美耳球虫...
Effects of α - naphthoflavone on body growth and gonad development in chickens (Gallus domesticus)
CYP 19 inhibitor body growth testes
2015/6/1
The aim of this study was to investigate the effects of prolonged oral administration of α -naphthoflavone on somatic and germinal development in male and female chickens (Gallus domesticus). No signi...
Sex reversed chicks (Gallus domesticus) hatched from eggs treated with aromatase inhibitor YM511
aromatase inhibitor sex reversal chicken
2015/6/1
The objectives of this study were to assess post-hatch development of chickens treated in ovo with the aromatase inhibitor YM511. A total of 137 eggs coming from artificially inseminated hens were at ...
Effect of Corticosterone on Hypothalamic Corticotropin-releasing Hormone Expression in Broiler Chicks (Gallus gallus domesticus) Fed a High Energy Diet
Broiler Chicks Corticosterone Corticotropin-releasing Hormone Feed Intake
2016/5/9
This paper reports the peripheral and central effect of corticosterone on feed intake and hypothalamic corticotropin-releasing hormone (CRH) gene expression in chicks fed a high energy diet. Three exp...
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...
Effects of Egg Storage Position and Injection of Solutions in Stored Eggs on Hatchability in Chickens (Gallus domesticus)
egg storage egg position hatchability embryonic mortality
2009/7/31
These experiments were conducted to investigate the effects of egg storage position and injection of solutions into stored eggs on hatchability in chickens. In experiment 1, a total of 689 eggs were r...
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 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...
Glucocorticoid-Inducible Glutamine Synthetase in GH Cells of Chick Embryos,Gallus domesticus:Ontogeny of Glutamine Synthetase,GH,and Pit-1 Protein in the Pituitary Gland
corticosterone glutamine synthetase growth hormone pit-1 pituitary gland
2009/7/30
It has been known that glutamine synthetase (GS, L-glutamate ammonia ligase) is an enzyme that catalyzes ATP-dependent condensation of glutamate and ammonia to form glutamine, and that GS and growth ...
Diagnostic testing of different stages of avian tuberculosis in naturally infected hens (Gallus domesticus) by the tuberculin skin and rapid agglutination tests, faecal and egg examinations
avian mycobacteriosis IS901 PCR
2015/3/17
Avian tuberculosis (ATBC) is a significant cause of morbidity and mortality in birds in zoos and
breeding establishments. The primary sources of Mycobacterium avium subsp. avium (MAA) of serotypes 1...
Effect of Feed Withdrawal and Heat Acclimatization on Stress Responses of Male Broiler and Layer-type Chickens (Gallus gallus domesticus)
Feed Withdrawal Acclimatization Body Temperature Chicken H/L Heat Stress
2016/4/20
This experiment was conducted to evaluate the effect of feed withdrawal (F) and heat acclimatization (A) on malebroiler and -layer chickens responses to acute heat stress (AHS) at four weeks of age. T...
Multiple Ovulations and In vitro Fertilization in the Domestic Fowl (Gallus domesticus)
Fowl PMSG CAPE ACAPE Multiple Ovulations In vitro Fertilization
2016/4/18
The aim of this study was to obtain mature ova or embryos at a single cell stage, which can be used in avian transgenesis and nuclear transfer through multiple ovulations, in vitro fertilization and c...
Oviposition Patterns Associated with Prolactin Concentration in Domestic Chicken (Gallus domesticus)
Inter Sequence Pause Days Prolactin Hen
2016/4/14
Physiological mechanisms, involved in unusual ovulatory sequences in domestic hen are remaining undefined. One hundred individually caged white leghorn birds were divided into two equal groups viz. co...