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dc.creatorGhaffar Shahriari,Amir
dc.creatorBagheri,Abdolreza
dc.creatorBassami,Mohammad Reza
dc.creatorMalekzadeh-Shafaroudi,Saeid
dc.creatorAfsharifar,Alireza
dc.creatorNiazi,Ali
dc.date2016-07-01
dc.date.accessioned2019-05-03T12:45:25Z
dc.date.available2019-05-03T12:45:25Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0717-34582016000400006
dc.identifier.urihttp://revistaschilenas.uchile.cl/handle/2250/85557
dc.descriptionBackground: Newcastle disease is an important avian infectious disease that brings about vast economic damage for poultry industry. Transgenic plants represent a cost-effective system for the production of therapeutic proteins and are widely used for the production of poultry vaccines. In an attempt to develop a recombinant vaccine, a plant expression binary vector pBI121, containing the genes encoding Hemagglutinin-Neuraminidase (HN) and Fusion (F) epitopes of Newcastle Disease Virus (NDV) under the control of CaMV35S promoter and NOS terminator was constructed and introduced into the tobacco ( Nicotiana tabacum) plant by Agrobacterium-mediated transformation. Results: Putative transgenic plants were screened in a selection medium containing 50 mg/L kanamycin and 30 mg/L meropenem. Integration of the foreign gene in plant genome was confirmed by PCR. Expression of foreign gene was analyzed at transcription level by RT-PCR and at translation level by means of dot blotting and ELISA. All analyses confirmed the expression of recombinant protein. Conclusion: Developments in genetic engineering have led to plant-based systems for recombinant vaccine production. In this research, tobacco plant was used to express F and HN epitopes of NDV. Our results indicate that for the production of recombinant vaccine, it is a novel strategy to use concatenated epitopes without their genetic fusion onto larger scaffold structure such as viral coat protein.
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dc.languageen
dc.publisherPontificia Universidad Católica de Valparaíso
dc.relation10.1016/j.ejbt.2016.05.003
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceElectronic Journal of Biotechnology v.19 n.4 2016
dc.subjectAgrobacterium tumefaciens
dc.subjectELISA
dc.subjectRecombinant vaccine
dc.subjectTransgenic plants
dc.titleExpression of Hemagglutinin-Neuraminidase and fusion epitopes of Newcastle Disease Virus in transgenic tobacco


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