54 results for “Chickens”

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Research ArticleOpen accessIn the abstractEffects of Betaine Supplementation to Methionine Deficient Diet on Growth Performance and Carcass Characteristics of BroilersH. Sun, W.R. Yang, Z.B. Yang et al.Problem Statement: The efficacy of Methionine (Met) sparing effect of Betaine (BET) has been shown to be associated with dietary compositions, animal physiological stage and living conditions. This study was to determine the extent to which dietary Met could be replaced by BET in broiler chickens under the feeding conditions specific to Chinese poultry industry.Approach: A total of 900 day-old … …American Journal of Animal and Veterinary Sciences, Vol. 3, Issue 3 · 30 Sep 2008 · 14,155 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEffect of Organic and Inorganic Chromium Supplementation on Meat Quality of Heat-Stressed Broiler ChicksMajid Toghyani, Ali Khodami, Abbas Ali GheisariThis study examined the effect of different levels of dietary organic and inorganic chromium (Cr) on meat quality of broiler chicks reared under heat stress condition. Four hundred and twenty Ross male chickens in heat stress condition (33±3°C) were allocated to seven treatments in a completely randomized design. Treatments were supplemented with 0 (control), 500, 1000 or 1500 µg kg-1 … …American Journal of Animal and Veterinary Sciences, Vol. 3, Issue 2 · 30 Jun 2008 · 7,366 accessesView PDF Cite

Research ArticleOpen accessIn the abstractImmunohistochemistry Assay to Detect Turkey Coronavirus (TCoV) from Experimentally Infected PoultsThais Larissa L Castanheira, Heitor F. Ferrari, Maria Cecília R. Luvizotto, Tereza C. CardosoThe objective of this study was to develop a direct immunohistochemical assay to detect TCoV antigens in formalin-fixed paraffin-embedded sections prepared from experimentally infected poults. The sections of ileo, ileo-cecal junction and ceca regions from intestine were prepared and submitted to two different primary antibodies, first the non-biotin labeled polyclonal antibody for the indirect method, and second the biotin-labeled polyclonal … …American Journal of Immunology, Vol. 3, Issue 2 · 31 Dec 2007 · 6,900 accessesView PDF Cite

Research ArticleOpen accessIn the abstractHistological Study of the Caecal Tonsil in the Cecum of 4- 6 Months of Age White Leghorn ChicksM. Rezaian, S. HamediCecum, the largest part of chicken’s large intestine, has an important role in liquid absorption and cellulose digestion. It acts as a defensive organ as well due to the presence of large masses of diffuse and nodular lymphatic tissue in lamina propria and sub mucosa. The cecal tonsil activity has been proved to be depended on the activity of bursa … …American Journal of Animal and Veterinary Sciences, Vol. 2, Issue 2 · 30 Jun 2007 · 8,067 accessesView PDF Cite