搜索结果: 1-7 共查到“家畜生理学 hens”相关记录7条 . 查询时间(0.109 秒)
Characterisation of basal expression of selected cytokines in the liver, spleen, and respiratory, reproductive and intestinal tract of hens
cytokine poultry organ tissue
2015/4/15
In this study we investigated the basal expression of chicken IFNγ, IL-18, IL-1β, LITAF, IL-12p35, IL-12p40, iNOS, IL-17, IL-15, IL-6, IL-8 and IL-22 in the ileum, caecum, colon, liver, spleen, lungs,...
Actigraph as a Device for Estimation of Heat Production of White Leghorn Hens under High Ambient Temperature
heat production activity count standing time ambient temperature feed intake
2009/8/3
Eight commercial Single Comb White Leghorn hens were used to study the effects of high ambient temperature on behavioral activities and to select a better parameter for the estimation of heat producti...
Effect of Physical Activities on Heat Production of White Leghorn Hens under Different Lighting Regimes
heat production activity count standing time lighting regime laying hen
2009/7/31
Six Single Comb White Leghorn laying hens (Shaver, Star cross 288) were used to estimate heat production (HP) for physical activities under different lighting regimes (LR) of 12L : 12D, 14L : 10D and ...
Changes in Thickness and Weight of Shell Portion of Egg and in Weight and Size of Whole Egg during the Stay in the Uterine Part of the Oviduct (Shell Gland) in the Guineafowl:Comparison with White Leghorn Hens
guineafowl shell gland eggshell formation egg size
2009/7/31
The thickness and weight of the shell portion (shell with shell membrane) of eggs at various times during the stay in the uterus and at oviposition were found to be greater in the guineafowl than thos...
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 ...
Changes in Localization of T Cell Subsets in the Ovarian Follicles during Follicular Growth and Ovulation in Hens
follicular growth laying hens ovarian follicles T cell subsets
2009/7/31
Changes in the localization of helper and killer T cells (CD4+ and CD8+ T cells, respectively) in hen ovarian follicles with follicular growth and ovulation were examined in this experiment. White fol...
Physiological Response and Postmolt Performance of Laying Hens Molted by Non-Feed Removal Methods
Feed deprivation laying hens molting non-feed removal
2009/1/19
One experiment was conducted to evaluate the physiological response and postmolt performance of laying hens subjected to non-feed removal molting programs. One hundred and eighty 78-week-old Hy-line ...