Search Results - "Yitbarek, Alexander"

Characterization of immunogenicity of avian influenza antigens encapsulated in PLGA nanoparticles following mucosal and subcutaneous delivery in chickens by Alkie, Tamiru Negash, Yitbarek, Alexander, Taha-Abdelaziz, Khaled, Astill, Jake, Sharif, Shayan

“…Mucosal vaccine delivery systems have paramount importance for the induction of mucosal antibody responses. Two studies were conducted to evaluate…”
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Examination of the effects of virus inactivation methods on the induction of antibody- and cell-mediated immune responses against whole inactivated H9N2 avian influenza virus vaccines in chickens by Astill, Jake, Alkie, Tamiru, Yitbarek, Alexander, Taha-Abdelaziz, Khaled, Bavananthasivam, Jegarubee, Nagy, Éva, Petrik, James John, Sharif, Shayan

“…•Inactivating influenza viruses can alter their structure and function.•Structural changes of inactivated influenza viruses affect vaccine immune…”
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Centennial Review: Effects of vitamins A, D, E, and C on the chicken immune system by Shojadoost, Bahram, Yitbarek, Alexander, Alizadeh, Mohammadali, Kulkarni, Raveendra R., Astill, Jake, Boodhoo, Nitish, Sharif, Shayan

“…Vitamins are nutritional elements which are necessary for essential activities such as development, growth, and metabolism of cells. In addition to these…”
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Effects of therapeutic levels of dietary antibiotics on the cecal microbiome composition of broiler chickens by Kairmi, Seyed Hossien, Taha-Abdelaziz, Khaled, Yitbarek, Alexander, Sargolzaei, Mehdi, Spahany, Heidi, Astill, Jake, Shojadoost, Bahram, Alizadeh, Mohammadali, Kulkarni, Raveendra R., Parkinson, John, Sharif, Shayan

“…Dietary antibiotics, including antibiotic growth promoters (AGPs), have been commonly used to improve health and growth of poultry. The present study…”
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Gene expression profiling of chicken cecal tonsils and ileum following oral exposure to soluble and PLGA-encapsulated CpG ODN, and lysate of Campylobacter jejuni by Taha-Abdelaziz, Khaled, Alkie, Tamiru Negash, Hodgins, Douglas C., Yitbarek, Alexander, Shojadoost, Bahram, Sharif, Shayan

“…•Soluble and PLGA-encapsulated-CpG ODN, and C. jejuni lysate elicit cytokine expression in the intestinal tissue.•Incorporation of CpG ODN into PLGA NPs…”
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Intervention Strategies to Control Campylobacter at Different Stages of the Food Chain by Taha-Abdelaziz, Khaled, Singh, Mankerat, Sharif, Shayan, Sharma, Shreeya, Kulkarni, Raveendra R, Alizadeh, Mohammadali, Yitbarek, Alexander, Helmy, Yosra A

“…is one of the most common bacterial pathogens of food safety concern. infects chickens by 2-3 weeks of age and colonized chickens carry a high load in their…”
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Identification, tissue characterization, and innate immune role of Angiogenin-4 expression in young broiler chickensa by Losada-Medina, Daniela, Yitbarek, Alexander, Nazeer, Nauman, Uribe-Diaz, Santiago, Ahmed, Marya, Rodriguez-Lecompte, Juan C.

“…Intestinal epithelial cells are major producers of antimicrobial proteins, which play an important role in innate immunity. In addition to defensins, the…”
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Advances in Poultry Vaccines: Leveraging Biotechnology for Improving Vaccine Development, Stability, and Delivery by Abdelaziz, Khaled, Helmy, Yosra A, Yitbarek, Alexander, Hodgins, Douglas C, Sharafeldin, Tamer A, Selim, Mohamed S H

“…With the rapidly increasing demand for poultry products and the current challenges facing the poultry industry, the application of biotechnology to enhance…”
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Induction of immune response in chickens primed in ovo with an inactivated H9N2 avian influenza virus vaccine by Astill, Jake, Alkie, Tamiru, Yitbarek, Alexander, Taha-Abdelaziz, Khaled, Bavananthasivam, Jegarubee, Nagy, Éva, Petrik, James John, Sharif, Shayan

“…Infection of chickens with low pathogenic avian influenza virus, such as H9N2 virus, culminates in decreased egg production and increased mortality and…”
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Within-host model of respiratory virus shedding and antibody response to H9N2 avian influenza virus vaccination and infection in chickens by Xie, Xiao-Ting, Yitbarek, Alexander, Astill, Jake, Singh, Shirene, Khan, Salah Uddin, Sharif, Shayan, Poljak, Zvonimir, Greer, Amy L.

“…Avian influenza virus (AIV) H9N2 subtype is an infectious pathogen that can affect both the respiratory and gastrointestinal systems in chickens and continues…”
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Commensal gut microbiota can modulate adaptive immune responses in chickens vaccinated with whole inactivated avian influenza virus subtype H9N2 by Yitbarek, Alexander, Astill, Jake, Hodgins, Douglas C., Parkinson, John, Nagy, Éva, Sharif, Shayan

“…Variations in the composition of commensal gut microbiota have been reported to be major contributors to differences in responses to vaccination among…”
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Influenza A virus subtype H9N2 infection disrupts the composition of intestinal microbiota of chickens by Yitbarek, Alexander, Weese, J Scott, Alkie, Tamiru Negash, Parkinson, John, Sharif, Shayan

“…The impact of low pathogenic influenza viruses such as subtype H9N2, which infect the respiratory and the gastrointestinal tracts of chickens, on microbial…”
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Gut microbiota-mediated protection against influenza virus subtype H9N2 in chickens is associated with modulation of the innate responses by Yitbarek, Alexander, Taha-Abdelaziz, Khaled, Hodgins, Douglas C., Read, Leah, Nagy, Éva, Weese, J. Scott, Caswell, Jeff L., Parkinson, John, Sharif, Shayan

“…Commensal gut microbiota plays an important role in health and disease. The current study was designed to assess the role of gut microbiota of chickens in the…”
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Development of innate immunity in chicken embryos and newly hatched chicks: a disease control perspective by Alkie, Tamiru N., Yitbarek, Alexander, Hodgins, Douglas C., Kulkarni, Raveendra R., Taha-Abdelaziz, Khaled, Sharif, Shayan

“…Newly hatched chickens are confronted by a wide array of pathogenic microbes because their adaptive immune defences have limited capabilities to control these…”
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Oral administration of PLGA-encapsulated CpG ODN and Campylobacter jejuni lysate reduces cecal colonization by Campylobacter jejuni in chickens by Taha-Abdelaziz, Khaled, Hodgins, Douglas C., Alkie, Tamiru Negash, Quinteiro-Filho, Wanderely, Yitbarek, Alexander, Astill, Jake, Sharif, Shayan

“…•Oral administration of CpG ODN significantly reduces Campylobacter colonization.•PLGA NPs formulations enhance the ability of CpG ODN to reduce Campylobacter…”
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Supplemental dietary selenium enhances immune responses conferred by a vaccine against low pathogenicity avian influenza virus by Shojadoost, Bahram, Taha-Abdelaziz, Khaled, Alkie, Tamiru Negash, Bekele-Yitbarek, Alexander, Barjesteh, Neda, Laursen, Adrianna, Smith, Trevor K., Shojadoost, Janan, Sharif, Shayan

“…•Receiving selenium supplemented feed reduces shedding of challenged AIV in chickens.•Selenium supplemented feed, improves antibody immune responses in AIV…”
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Identification, tissue characterization, and innate immune role of Angiogenin-4 expression in young broiler chickens by Losada-Medina, Daniela, Yitbarek, Alexander, Nazeer, Nauman, Uribe-Diaz, Santiago, Ahmed, Marya, Rodriguez-Lecompte, Juan C

“…Intestinal epithelial cells are major producers of antimicrobial proteins, which play an important role in innate immunity. In addition to defensins, the…”
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Dietary selenium supplementation enhances antiviral immunity in chickens challenged with low pathogenic avian influenza virus subtype H9N2 by Shojadoost, Bahram, Kulkarni, Raveendra R., Yitbarek, Alexander, Laursen, Adrianna, Taha-Abdelaziz, Khaled, Negash Alkie, Tamiru, Barjesteh, Neda, Quinteiro-Filho, Wanderly M., Smith, Trevor K., Sharif, Shayan

“…•Supplementation of chicken feed with selenium potentiates innate antiviral immune responses.•Feed supplementation with selenium reduces shedding of the low…”
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A within-host mathematical model of H9N2 avian influenza infection and type-I interferon response pathways in chickens by Xie, Xiao-Ting, Yitbarek, Alexander, Uddin Khan, Salah, Sharif, Shayan, Poljak, Zvonimir, Greer, Amy L

“…•Three major type-I interferon (IFN) pathways are known to reduce virus shedding from avian influenza infected chickens.•A within-host mathematical model was…”
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Effect of dietary phytase supplementation on greenhouse gas emissions from soil after swine manure application by Yitbarek, Alexander, López, Secundino, Tenuta, Mario, Asgedom, Haben, France, James, Nyachoti, Charles Martin, Kebreab, Ermias

“…Effects of supplementing swine diets with phytase on manure composition and greenhouse gas (GHG) emissions from soil after manure application were…”
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