Embryonated chicken eggs
Receptor Specificity of Influenza A H3N2 Viruses Isolated in Mammalian Cells and Embryonated Chicken Eggs
... in embryonated chicken eggs yields viruses with amino acid substitutions in the hemagglutinin (HA) that often affect binding to sialic acid ...in eggs or cell ...in eggs for production ...
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Immunogenicity and Protective Efficacy in Mice of Influenza B Virus Vaccines Grown in Mammalian Cells or Embryonated Chicken Eggs
... Pasteur Merieux, 69280 Marcy l’Etoile, France 3 ; and Department of Pathology, University of Tennessee, Memphis, Tennessee 38163 4 Received 3 November 1997/Accepted 2 February 1998 The immunogenicity and protective ...
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Identification of Critical Residues in the Hemagglutinin and Neuraminidase of Influenza Virus H1N1pdm for Vaccine Virus Replication in Embryonated Chicken Eggs
... supplying embryonated chicken eggs; Helen Zhou, Lomi Kim, and James Zengel in Hong Jin’s group for technical assistance; and Gary Van Nest and Amorsolo Suguitan, ...
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Gas permeable ethylene bags for the small scale cultivation of highly pathogenic avian influenza H5N1 and other viruses in embryonated chicken eggs
... Background: Embryonated chicken eggs (ECE) are sometimes used for the primary isolation or passage of influenza viruses, other viruses, and certain ...
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Improvement of Influenza A/Fujian/411/02 (H3N2) Virus Growth in Embryonated Chicken Eggs by Balancing the Hemagglutinin and Neuraminidase Activities, Using Reverse Genetics
... RESULTS Generation of 6:2 A/Fujian, A/Sendai, and A/Wyoming vac- cine strains. Wild-type influenza A virus strains, A/Fujian/411/ 02, A/Sendai-H/F4962/02, and A/Wyoming/03/03 were ampli- fied once in MDCK cells or in ...
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Generation of Live Attenuated Novel Influenza Virus A/California/7/09 (H1N1) Vaccines with High Yield in Embryonated Chicken Eggs
... Sequence analysis indicated that single amino acid changes at positions 119, 153, 154, and 186 were responsible for the improved growth properties in MDCK cells and eggs. In addition, the introduction of a ...
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The effect of florfenicol egg-injection on embryonated chicken egg
... synthetic antibacterial agent that is effective against most gram-positive and gram-negative bacteria isolated from domestic poultry and animals. It belongs to amphenicol family, and is indicated in treating serious ...
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Spherical Influenza Viruses Have a Fitness Advantage in Embryonated Eggs, while Filament-Producing Strains Are Selected In Vivo
... Spherical morphology is not required for increased growth in embryonated chicken eggs. To investigate the effect of adapta- tion to ECEs on the morphology of low-passage-number human influenza virus ...
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Comparison of a microneutralization test in cell culture and virus neutralization test in embryonated eggs for determining infectious bronchitis virus antibodies
... Laboratory procedures used to detect infec- tious bronchitis virus (IBV) antibodies include neutralization in embryonated chicken eggs (13) and plaque reduction (11).. These proce-.[r] ...
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Evaluation of antiviral activity of Ocimum sanctum and Acacia arabica leaves extracts against H9N2 virus using embryonated chicken egg model
... Avian Influenza virus, A/chicken/CL/15–12/103075 (H9N2) was collected from one of the major water body of Maharashtra state of India during an ongoing surveillance programme. Specific pathogen free (SPF) ...
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Pathological Evaluation of Essential Amino Acid Injection for Chicken Embryonated Eggs
... In the veterinary medicine, methionine is one of ten so- called "essential" amino acids that must be supplied in the diet (Adams 2001). Methionine is a principle supplier of sulfur to the body and helps prevent ...
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Bacterial Interference Induced in Embryonated Eggs by Staphylococci
... in embryonated eggs demonstrated that prior allantoic infection with avirulent staphylococci afforded significant protection against subsequent challenge with virulent ...for embryonated eggs ...
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Development and optimization of virus neutralization test in chicken embryonated eggs for indirect identification of avian influenza and Newcastle disease virus
... Huma Anwar, Muhammad Danish Mehmood*, Sana Noreen, Muhammad Ismail, Sajjad Hussain Ottoman Pharma (Immuno Division), Raiwind Road Lahore-Pakistan, 2 Veterinary Research Institute, Lahore, Pakistan ABSTRACT Avian viral ...
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Detection of beak and feather disease virus DNA in embryonated eggs of psittacine birds
... experiments, embryonated and non-embryonated budgerigar eggs were analysed for the presence of BFDV ...of embryonated eggs viral DNA was detected, suggesting that BFDV can be ...
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Studies of Staphylococcal Infections I Virulence of Staphylococci and Characteristics of Infections in Embryonated Eggs
... after maximal growth in allantoic fluid and in the embryo, whereas the numbers of coagulase nega- tive staphylococci progressively decreased after initial logarithmic growth until less t[r] ...
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Are all eggs equal? : embryonic development and nutrient metabolism in chicken eggs of different origins
... 184 determining incubation temperature profiles should be to consider embryonic HP as a main factor during E0 to E14 and to include the eggshell conductance as a main factor from E14 onward. The findings in this thesis ...
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Estimated dietary exposure to veterinary residues in chicken and eggs
... WHO MRL. Chloramphenicol was the most frequently detected veterinary drug residue. Most of the veterinary drug residues were concentrated in the liver, followed by the kidney and finally the muscle sample. Levamisole ...
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An Educational Video and Research Experiment on the Longevity of Chicken Eggs
... producers and retailers intend the to educate consumers on the health and safety issues of their products. Importance of the Project The importance of this project is to inform the public about chicken egg ...
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EFFECT OF CHICKEN BREED AND STORAGE CONDITIONS OF EGGS ON THEIR QUALITY
... of eggs stored in different conditions for 28 days after ...The eggs were produced by two breeds of hens covered by the gene-pool protection programme, and by commercial ...used eggs from Greenleg ...
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An Analysis of Bacterial Contamination of Chicken Eggs and Antimicrobial Resistance
... Abstract Chicken eggs are a major component of American diets, with an average yearly consumption of approximately 250 eggs per person (according to estimates made by the American Humane ...
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