Encyclopedia Of Animal Science - I potx

... activation in combination with PRR-mediated generation of the chemo- attractant IL-8, facilitates neutrophil recruitment to the site of infection. Upregulation of other cytokines, such as IL-6 ... veterinary species (http://www.medicine.uiowa.edu/cigw/). a The Veterinary Immunology Committee of International Union of Immunological Societies (VIC IUIS) maintains a series of website...

Ngày tải lên: 02/07/2014, 00:20

... production of heteroplasmic mice would allow for investigations into the feasibility of genetic manipulation of mtDNA in vitro prior to mitochondria microinjection into zygotes. CONCLUSIONS Through ... postfertilization Transgenic Animals: Modifying the Mitochondrial Genome 841 resistance to influenza in pigs, preformed antibodies in pigs, viral envelope proteins in chickens and pigs, a...

Ngày tải lên: 02/07/2014, 00:20

... ovomucin), cau sing lysis of gram-positive bacteria (lysozyme), binding certain B-vitamins (bio- tin-, thiamin-, and riboflavin-binding proteins), and binding iron (conalbumen). The gel structure of ... breeding. The first month after breeding coincides with impl antation, so minimizing handling of animals and other types of activities that might disrupt this process is impor tant. It i...

Ngày tải lên: 02/07/2014, 00:20

... application of scientific knowledge of many aspects of the biology of the animals we keep. Environmental aspects of animal care are based on application of principles of animal ecology in design, ... regulate the viability of the internal milieu. During acute stress, the biological cost to an animal is minimal, but maximal during chronic stress. The inability to initiate...

Ngày tải lên: 02/07/2014, 00:20

... cAMP signaling pathway by b-agonists results in the activation of rate- limiting enzymes in lipolysis and inactivation of lipogenic enzymes involved in de novo synthesis of fatty acids and triglycerides. [7] The ... aid in the identification of high-performing males and females will contribute to improved animal fertility and productivity. ARTICLES OF FURTHER INTEREST Environment:...

Ngày tải lên: 02/07/2014, 00:20

... shift from IgG dominance in colostrum to IgA dom- inance in milk reflects the change in the need of the neonatal animal, as passive immunization through intes- tinal absorption of immunoglobulins ... i. e., Immunoglobulin G (IgG), Immunoglobulin A (IgA), and Immunoglobulin M (IgM). In colostrum, IgG is the predominant immunoglobulin, whereas in milk IgA is the predominant immunoglobulin...

Ngày tải lên: 02/07/2014, 00:20

... and PGF 2a injections) also may benefit anestrous animals. Future protocols for further optimization of fertility likely will involve an initiation of follicular turnover via either induction of ovulation ... behavior. Identification Good management practice requires individual identifi- cation of dairy cattle. Today, means of identification other than hot-iron or freeze branding e....

Ngày tải lên: 02/07/2014, 00:20

... consumer is briefly discussed in this article. INCOMING EGGS Eggs can be produced in either an off-line or in-line facility. An off-line processing facility obtains its eggs from one or more laying ... livestock is critical to both animal productivity and animal well-being. A major influence of the health status of livestock is how each individual animal is able to cope with the env...

Ngày tải lên: 02/07/2014, 00:20

... in the feed is an important predictor of feed quality, albeit negative. Thus, digestibility of PDF determines the digestibility of NDF. Additionally, IDF is nutritionally important as an indigestible ... fragments of ingestive mastica- tion. Intrinsic buoyancy of vascular tissues within the relatively large fragments of ingestive mastication is the initial force that positions you...

Ngày tải lên: 02/07/2014, 00:20

... goats is the key to improving animal well-being and productivity. Condi- tioning goats with positive reinforcement for routine laboratory procedures will facilitate easy handling with minimum animal ... experiment in which individual does were blood-sampled after imposing one of three isolation treatments: a 15-min isolation with no visual contact with other does (I) ; a 15-min isolatio...

Ngày tải lên: 02/07/2014, 00:20