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32 articles for “hens”
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Research ArticleOpen accessEvery word in the titleThe Effects of Dietary Whole Rice Hull as Insoluble Fiber on the Flock Uniformity of Pullets and on the Egg Performance and Intestinal Mucosa of Laying HensTossaporn Incharoen, Patchanida ManeechoteOur two experiments were intended to investigate the effects of dietary Whole Rice Hull (WRH) as insoluble fiber on the flock uniformity of pullets and the performance, egg quality and intestinal mucosa structure of laying hens. In experiment 1, a total of 1,500 chicks (4 weeks old) with the same uniform weight were randomly separated into three treatments of 500 … …American Journal of Agricultural and Biological Sciences, Vol. 8, Issue 4 · 2 Nov 2013 · 8,153 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleAflatoxin B1 Residues in Eggs and Flesh of Laying Hens Fed Aflatoxin B1 Contaminated DietSaqer Mohammad HerzallahAflatoxin B1(AFB1) and total Aflatoxins (AFT) contaminated feed effect on aflatoxins residue level in eggs, muscles (breast, leg), organs (liver, kidney, gizzard) and excreted aflatoxins in chicken litter of layer hens were monitored. Laying hens were on four levels of aflatoxins for 6 weeks and monitored weekly for the change in both AFB1 and AFT levels. Pronouncedly, the AFB1 and … …American Journal of Agricultural and Biological Sciences, Vol. 8, Issue 2 · 8 Jul 2013 · 9,422 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleUtilization of Eco-Feed Containing Mugwort Microorganism Compounds as a Feed Ingredient Source for Layer HensJassada Ruttanavut, Koh-en Yamauchi, Narin ThongwittayaProblem statement: Due to price hikes in feed, several strategies should be sought to reduce feeding costs. At the same time, there has been a considerable increase in environmental pollution from food waste. If food waste could be transferred into poultry diets, this would solve a great problem, helping poultry producers to reduce feeding costs, while reducing environmental problems arising … …American Journal of Animal and Veterinary Sciences, Vol. 6, Issue 1 · 26 Apr 2011 · 8,372 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleCharacterization of Escherichia coli Isolates from Commercial Layer Hens with SalpingitisMahmood Salehi, Reza GhanbarpourProblem statement: Escherichia coli isolates are the most common bacterial agents of salpingitis in commercial layer hens. The objectives of this study were to determine the phylogenetic groups/subgroups and antibiotic resistance of E. coli isolates from salpingitis cases in commercial layer hens farms in southeast of Iran. Approach: One hundred twenty one E. coli isolates from oviducts of layer hens … …American Journal of Animal and Veterinary Sciences, Vol. 5, Issue 3 · 30 Sep 2010 · 8,950 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleFactors Affecting Profitability of Layer Hens EnterprisesEbraheem Altahat, Ali AL-Sharafat, Mohammad AltarawnehProblem statement: Layer hen enterprises suffer from low profitability or losses in many of developing countries all over the world. Jordan is not an acceptance. Approach: This study aimed at investigating the influence of ten main factors affecting the profitability of layer hen producers. The investigated factors include price of purchased pullet, feed price, cost of labor, cost of veterinary … …American Journal of Agricultural and Biological Sciences, Vol. 7, Issue 1 · 7 Mar 2012 · 9,544 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleGenetic Polymorphism Exon 9-11 at the Leptin Gene Receptor in Breeder Hens of Mazandaran Native FowlsHossein Ali Abbasi, Shahabodin Gharavysi, Rohullah AbdullahpourProblem statement: Leptin a 16 kD protein synthesized by white adipose tissue and involved in regulation of feed intake, energy balance, fertility and immune function. In order to evaluate the leptin gene receptor polymorphism, we have used a Restriction Fragment Length Polymorphism (RFLP) method. Approach: Blood samples were collected from randomly chosen 100 native fowls breeding station of Mazandaran. The … …American Journal of Animal and Veterinary Sciences, Vol. 6, Issue 2 · 17 Sep 2011 · 7,700 accessesView PDFCite
Research ArticleOpen accessIn the keywordsMeta-Analysis of Bacillus in Laying Hen Nutrition: Feed Intake, Feed Conversion Ratio and Egg Productive IndicesChristian Anayo Mbajiorgu, Ifeanyichukwu Princewill Ogbuewu, Monnye MabelebeleThis data synthesis study aimed to explore the impact of bacillus additive on performance of laying hens. Three bibliographic databases were scanned, with no restrictions on language and date. The inclusion criteria were randomised and controlled trials using non-diseased laying hens and published in peer-reviewed journals. The eligibility criteria were also information on measured performance parameters and studied moderators. Eighteen … …American Journal of Animal and Veterinary Sciences, Vol. 20, Issue 2 · 17 Jun 2025 · 3,937 accessesView PDFCite
Research ArticleOpen accessIn the keywordsEffect of Tropical Alfalfa on Cholesterol (Egg and Blood) and Layer Chicken Meat QualityBambang Suwignyo, Eprilia Aristia Rini, Heru Sasongko et al.Tropical alfalfa is a cultivar of alfalfa with high protein content and good adaptability with the local name Kacang Ratu BW. The supplementation of duck feed with tropical alfalfa or Kacang Ratu BW may reduce the cholesterol levels in duck meat with the presence of saponin. This study aimed to determine the effects of Kacang Ratu BW supplementation on egg … …American Journal of Animal and Veterinary Sciences, Vol. 18, Issue 3 · 22 Sep 2023 · 5,244 accessesView PDFCite
Research ArticleOpen accessIn the keywordsSynthesis and Calcium Channel Blocking Activity of 1, 4-Dihydropyridine Derivatives Containing Ester Substitute and Phenyl Carbamoyl GroupBassem Sadek, Khairi Mustafa Salem Fahelelbom, Laurentiu Morusciag, Sigurd ElzProblem statement: Several studies on the synthesis of new nifedipine analogs have been carried out, but the literature reveled that no study on the synthesis and calcium channel blocking activity of the substituted ester with an amide (5-phenylcarbamoyl) moiety has been reported. Approach: Six new derivatives of m-nifedipine have been successfully synthesized by substituting an ester moiety with an amide … …American Journal of Applied Sciences, Vol. 8, Issue 4 · 18 Apr 2011 · 8,247 accessesView PDFCite
Review ArticleOpen accessIn the author namesHost Receptor Immunomodulation in Response to Shigella Surface Antigens: An Insight for Vaccine DevelopmentAshim K. Bagchi, Rushita A. Bagchi, Dipak K. Hens et al.Shigellosis, caused by Shigella is the most common cause of bacillary dysentery. The disease is associated with high morbidity and mortality rate owing to its multiple drug resistance. Hence recovery from the disease would primarily depend on the development of an effective immune-modulator for strong mucosal immune response. The role of cellular immunity may be a critical factor in protection … …American Journal of Immunology, Vol. 11, Issue 2 · 21 Jun 2015 · 6,752 accessesView PDFCite