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dc.contributor.author
Chu, C. C.
dc.contributor.author
Spencer, J.
dc.contributor.author
Curzi, M.
dc.contributor.author
Zavala, Jorge Alberto
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dc.contributor.author
Seufferheld, Manfredo Jose
dc.date.available
2015-07-22T21:40:00Z
dc.date.issued
2013-06
dc.identifier.citation
Chu, C. C.; Spencer, J.; Curzi, M.; Zavala, Jorge Alberto; Seufferheld, Manfredo Jose; Gut bacteria facilitate adaptation to crop rotation in the western corn rootworm; Natl Acad Sciences; Proceedings Of The National Academy Of Sciences Of The United States Of America; 110; 6-2013; 11917-11922
dc.identifier.issn
0027-8424
dc.identifier.uri
http://hdl.handle.net/11336/1400
dc.description.abstract
Insects are constantly adapting to human-driven landscape changes;
however, the roles of their gut microbiota in these processes remain
largely unknown. The western corn rootworm (WCR, Diabrotica virgifera
virgifera LeConte) (Coleoptera: Chrysomelidae) is amajor corn
pest that has been controlled via annual rotation between corn (Zea
mays) and nonhost soybean (Glycine max) in the United States. This
practice selected for a ?rotation-resistant? variant (RR-WCR) with reduced
ovipositional fidelity to cornfields.When in soybean fields, RRWCRs
also exhibit an elevated tolerance of antiherbivory defenses
(i.e., cysteine protease inhibitors) expressed in soybean foliage. Here
we show that gut bacterial microbiota is an important factor facilitating
this corn specialist?s (WCR?s) physiological adaptation to brief
soybean herbivory. Comparisons of gut microbiota between RR- and
wild-type WCR (WT-WCR) revealed concomitant shifts in bacterial
community structure with host adaptation to soybean diets. Antibiotic
suppression of gut bacteria significantly reduced RR-WCR tolerance
of soybean herbivory to the level of WT-WCR, whereas WTWCR
were unaffected. Our findings demonstrate that gut bacteria
help to facilitate rapid adaptation of insects inmanaged ecosystems.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Natl Acad Sciences
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Disturbios Antropogenicos
dc.subject
Interacciones Microbio-Hospedero
dc.subject
Evolución Contemporanea
dc.subject
Enzimas Digestivas
dc.subject.classification
Agricultura
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dc.subject.classification
Agricultura, Silvicultura y Pesca
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dc.subject.classification
CIENCIAS AGRÍCOLAS
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dc.title
Gut bacteria facilitate adaptation to crop rotation in the western corn rootworm
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-03-30 10:35:44.97925-03
dc.journal.volume
110
dc.journal.pagination
11917-11922
dc.journal.pais
Estados Unidos
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dc.journal.ciudad
Washington DC, USA
dc.description.fil
Fil: Chu, C. C.. University Of Illinois; Estados Unidos de América;
dc.description.fil
Fil: Spencer, J.. University Of Illinois; Estados Unidos de América;
dc.description.fil
Fil: Curzi, M.. University Of Illinois; Estados Unidos de América;
dc.description.fil
Fil: Zavala, Jorge Alberto. Universidad de Buenos Aires. Facultad de Agronomia;
dc.description.fil
Fil: Seufferheld, Manfredo Jose. University Of Illinois; Estados Unidos de América;
dc.journal.title
Proceedings Of The National Academy Of Sciences Of The United States Of America
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.pnas.org/content/110/29/11917
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