Selection of a nucleopolyhedrovirus isolate from Helicoverpa armigera as the basis for a biological insecticide

dc.contributor.authorArrizubieta Celaya, Maite
dc.contributor.authorWilliams, Trevor
dc.contributor.authorCaballero Murillo, Primitivo
dc.contributor.authorSimón de Goñi, Oihane
dc.contributor.departmentProducción Agrariaes_ES
dc.contributor.departmentNekazaritza Ekoizpenaeu
dc.contributor.departmentIdAB. Instituto de Agrobiotecnología / Agrobioteknologiako Institutuaes_ES
dc.contributor.funderGobierno de Navarra / Nafarroako Gobernua
dc.date.accessioned2025-01-31T09:30:22Z
dc.date.available2025-01-31T09:30:22Z
dc.date.issued2014-05-01
dc.date.updated2025-01-31T09:20:42Z
dc.descriptionAcceso cerrado a este documento. No se encuentra disponible para la consulta pública. Depositado en Academica-e para cumplir con los requisitos de evaluación y acreditación académica del autor/a (sexenios, acreditaciones, etc.).es_ES
dc.description.abstractBackground: the cotton bollworm, Helicoverpa armigera, is an insect that causes damage in a wide range of crops in Spain.Seven isolates of H. armigera single nucleopolyhedrovirus (HearSNPV) from the Iberian Peninsula were subjected to molecularand biological characterization and compared with a Chinese genotype (HearSNPV-G4). Results: the estimated sizes of the Iberian genomes varied between 116.2 and 132.4 kb, compared to 131.4 kb of theHearSNPV-G4 reference genome. Phylogenetic analysis based on the lef-8, lef-9 and polh genes revealed that the Iberianstrains were more closely related to one another than to other HearSNPV isolates. Occlusion body (OB) concentration-mortalityresponses (LC 50 values) did not differ significantly among Iberian isolates when tested against a Helicoverpa armigera colonyfrom Oxford (UK). Despite being the fastest killing isolate, HearSNPV-SP1 was as productive as isolates with lower virulence,with an average yield of 3.1 × 109 OBs larva−1 . OBs of HearSNPV-SP1 and HearSNPV-G4 were similarly pathogenic against arecently established colony from southern Spain, although HearSNPV-SP1 was faster killing than HearSNPV-G4 against a rangeof instars. Conclusion: the insecticidal properties of HearSNPV-SP1 mean that this strain is likely to prove useful as the basis for abiological insecticide for control of Helicoverpa armigera in Spain.en
dc.description.sponsorshipThis study wasfunded by MEC project numbers AGL2008-05456-CO3-01 and AGL2011-30352-CO2-01 as well as the Gobierno de Navarra project IIQ14065.RI1
dc.format.mimetypeapplication/pdfen
dc.identifier.citationArrizubieta, M., Williams, T., Caballero, P., Simón, O. (2014) Selection of a nucleopolyhedrovirus isolate from Helicoverpa armigera as the basis for a biological insecticide. Pest Management Science, 70(6), 967-976. https://doi.org/10.1002/ps.3637
dc.identifier.doi10.1002/ps.3637
dc.identifier.issn1526-4998
dc.identifier.urihttps://academica-e.unavarra.es/handle/2454/53211
dc.language.isoeng
dc.publisherWiley
dc.relation.ispartofPest Management Science, 70(6), 967-976
dc.relation.projectIDinfo:eu-repo/grantAgreement/MEC//AGL2008-05456-CO3-01/
dc.relation.projectIDinfo:eu-repo/grantAgreement/MEC//AGL2011-30352-CO2-01/
dc.relation.projectIDinfo:eu-repo/grantAgreement/Gobierno de Navarra//IIQ14065.RI1/
dc.relation.publisherversionhttps://doi.org/10.1002/ps.3637
dc.rights© 2013 Society of Chemical Industry
dc.rights.accessRightsinfo:eu-repo/semantics/closedAccess
dc.subjectHelicoverpa armigeraen
dc.subjectBaculovirusen
dc.subjectREN analysisen
dc.subjectPhysical mapen
dc.subjectInsecticidal propertiesen
dc.subjectIngredient active productionen
dc.titleSelection of a nucleopolyhedrovirus isolate from Helicoverpa armigera as the basis for a biological insecticideen
dc.typeinfo:eu-repo/semantics/article
dspace.entity.typePublication
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relation.isAuthorOfPublication0b5a3470-9d73-4ac7-a923-c4f6079df358
relation.isAuthorOfPublicationecde8e03-14c2-46a3-9e89-ae3b2c668297
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relation.isAuthorOfPublication.latestForDiscovery50fbc016-ad43-4fb7-a1b9-caf7f8e75d23

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