We Are What We Eat

Many studies have addressed several plant-insect interaction topics at nutritional, molecular, physiological, and evolutionary levels. However, it is still unknown how flexible the metabolism and the nutritional content of specialist insect herbivores feeding on different closely related plants can...

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Autores: Rivas-Ubach, Albert|||0000-0003-1293-7127, Peñuelas, Josep|||0000-0002-7215-0150, Hódar, José Antonio|||0000-0003-3475-4997, Oravec, Michal|||0000-0002-2506-5826, Paša-Tolić, Ljiljana, Urban, Otmar|||0000-0002-1716-8876, Sardans i Galobart, Jordi|||0000-0003-2478-0219
Tipo de recurso: artículo
Fecha de publicación:2019
País:España
Institución:Universitat Autònoma de Barcelona
Repositorio:Dipòsit Digital de Documents de la UAB
Idioma:inglés
OAI Identifier:oai:ddd.uab.cat:200856
Acceso en línea:https://ddd.uab.cat/record/200856
https://dx.doi.org/urn:doi:10.3390/ijms20010059
Access Level:acceso abierto
Palabra clave:Plant-insect
Metabolomics
Stoichiometry
Processionary moth
Scots pine
Secondary metabolites
Herbivory
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spelling We Are What We EatA Stoichiometric and Ecometabolomic Study of Caterpillars Feeding on Two Pine Subspecies of Pinus sylvestrisRivas-Ubach, Albert|||0000-0003-1293-7127Peñuelas, Josep|||0000-0002-7215-0150Hódar, José Antonio|||0000-0003-3475-4997Oravec, Michal|||0000-0002-2506-5826Paša-Tolić, LjiljanaUrban, Otmar|||0000-0002-1716-8876Sardans i Galobart, Jordi|||0000-0003-2478-0219Plant-insectMetabolomicsStoichiometryProcessionary mothScots pineSecondary metabolitesHerbivoryMany studies have addressed several plant-insect interaction topics at nutritional, molecular, physiological, and evolutionary levels. However, it is still unknown how flexible the metabolism and the nutritional content of specialist insect herbivores feeding on different closely related plants can be. We performed elemental, stoichiometric, and metabolomics analyses on leaves of two coexisting Pinus sylvestris subspecies and on their main insect herbivore; the caterpillar of the processionary moth (Thaumetopoea pityocampa). Caterpillars feeding on different pine subspecies had distinct overall metabolome structure, accounting for over 10% of the total variability. Although plants and insects have very divergent metabolomes, caterpillars showed certain resemblance to their plant-host metabolome. In addition, few plant-related secondary metabolites were found accumulated in caterpillar tissues which could potentially be used for self-defense. Caterpillars feeding on N and P richer needles had lower N and P tissue concentration and higher C:N and C:P ratios, suggesting that nutrient transfer is not necessarily linear through trophic levels and other plant-metabolic factors could be interfering. This exploratory study showed that little chemical differences between plant food sources can impact the overall metabolome of specialist insect herbivores. Significant nutritional shifts in herbivore tissues could lead to larger changes of the trophic web structure. 22019-01-0120192019-01-01Articlehttp://purl.org/coar/resource_type/c_6501VoRhttp://purl.org/coar/version/c_970fb48d4fbd8a85info:eu-repo/semantics/articleapplication/pdfhttps://ddd.uab.cat/record/200856https://dx.doi.org/urn:doi:10.3390/ijms20010059reponame:Dipòsit Digital de Documents de la UABinstname:Universitat Autònoma de BarcelonaInglésengEuropean Commission https://doi.org/10.13039/501100000780 610028Ministerio de Economía y Competitividad https://doi.org/10.13039/501100003329 CGL2016-48074-PAgència de Gestió d'Ajuts Universitaris i de Recerca https://doi.org/10.13039/501100003030 2014/SGR-274open accesshttp://purl.org/coar/access_right/c_abf2Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, la comunicació pública de l'obra i la creació d'obres derivades, fins i tot amb finalitats comercials, sempre i quan es reconegui l'autoria de l'obra original.https://creativecommons.org/licenses/by/4.0/info:eu-repo/semantics/openAccessoai:ddd.uab.cat:2008562026-06-06T12:50:31Z
dc.title.none.fl_str_mv We Are What We Eat
A Stoichiometric and Ecometabolomic Study of Caterpillars Feeding on Two Pine Subspecies of Pinus sylvestris
title We Are What We Eat
spellingShingle We Are What We Eat
Rivas-Ubach, Albert|||0000-0003-1293-7127
Plant-insect
Metabolomics
Stoichiometry
Processionary moth
Scots pine
Secondary metabolites
Herbivory
title_short We Are What We Eat
title_full We Are What We Eat
title_fullStr We Are What We Eat
title_full_unstemmed We Are What We Eat
title_sort We Are What We Eat
dc.creator.none.fl_str_mv Rivas-Ubach, Albert|||0000-0003-1293-7127
Peñuelas, Josep|||0000-0002-7215-0150
Hódar, José Antonio|||0000-0003-3475-4997
Oravec, Michal|||0000-0002-2506-5826
Paša-Tolić, Ljiljana
Urban, Otmar|||0000-0002-1716-8876
Sardans i Galobart, Jordi|||0000-0003-2478-0219
author Rivas-Ubach, Albert|||0000-0003-1293-7127
author_facet Rivas-Ubach, Albert|||0000-0003-1293-7127
Peñuelas, Josep|||0000-0002-7215-0150
Hódar, José Antonio|||0000-0003-3475-4997
Oravec, Michal|||0000-0002-2506-5826
Paša-Tolić, Ljiljana
Urban, Otmar|||0000-0002-1716-8876
Sardans i Galobart, Jordi|||0000-0003-2478-0219
author_role author
author2 Peñuelas, Josep|||0000-0002-7215-0150
Hódar, José Antonio|||0000-0003-3475-4997
Oravec, Michal|||0000-0002-2506-5826
Paša-Tolić, Ljiljana
Urban, Otmar|||0000-0002-1716-8876
Sardans i Galobart, Jordi|||0000-0003-2478-0219
author2_role author
author
author
author
author
author
dc.subject.none.fl_str_mv Plant-insect
Metabolomics
Stoichiometry
Processionary moth
Scots pine
Secondary metabolites
Herbivory
topic Plant-insect
Metabolomics
Stoichiometry
Processionary moth
Scots pine
Secondary metabolites
Herbivory
description Many studies have addressed several plant-insect interaction topics at nutritional, molecular, physiological, and evolutionary levels. However, it is still unknown how flexible the metabolism and the nutritional content of specialist insect herbivores feeding on different closely related plants can be. We performed elemental, stoichiometric, and metabolomics analyses on leaves of two coexisting Pinus sylvestris subspecies and on their main insect herbivore; the caterpillar of the processionary moth (Thaumetopoea pityocampa). Caterpillars feeding on different pine subspecies had distinct overall metabolome structure, accounting for over 10% of the total variability. Although plants and insects have very divergent metabolomes, caterpillars showed certain resemblance to their plant-host metabolome. In addition, few plant-related secondary metabolites were found accumulated in caterpillar tissues which could potentially be used for self-defense. Caterpillars feeding on N and P richer needles had lower N and P tissue concentration and higher C:N and C:P ratios, suggesting that nutrient transfer is not necessarily linear through trophic levels and other plant-metabolic factors could be interfering. This exploratory study showed that little chemical differences between plant food sources can impact the overall metabolome of specialist insect herbivores. Significant nutritional shifts in herbivore tissues could lead to larger changes of the trophic web structure.
publishDate 2019
dc.date.none.fl_str_mv 2
2019-01-01
2019
2019-01-01
dc.type.none.fl_str_mv Article
http://purl.org/coar/resource_type/c_6501
VoR
http://purl.org/coar/version/c_970fb48d4fbd8a85
dc.type.openaire.fl_str_mv info:eu-repo/semantics/article
format article
dc.identifier.none.fl_str_mv https://ddd.uab.cat/record/200856
https://dx.doi.org/urn:doi:10.3390/ijms20010059
url https://ddd.uab.cat/record/200856
https://dx.doi.org/urn:doi:10.3390/ijms20010059
dc.language.none.fl_str_mv Inglés
eng
language_invalid_str_mv Inglés
language eng
dc.relation.none.fl_str_mv European Commission https://doi.org/10.13039/501100000780 610028
Ministerio de Economía y Competitividad https://doi.org/10.13039/501100003329 CGL2016-48074-P
Agència de Gestió d'Ajuts Universitaris i de Recerca https://doi.org/10.13039/501100003030 2014/SGR-274
dc.rights.none.fl_str_mv open access
http://purl.org/coar/access_right/c_abf2
https://creativecommons.org/licenses/by/4.0/
dc.rights.openaire.fl_str_mv info:eu-repo/semantics/openAccess
rights_invalid_str_mv open access
http://purl.org/coar/access_right/c_abf2
https://creativecommons.org/licenses/by/4.0/
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.source.none.fl_str_mv reponame:Dipòsit Digital de Documents de la UAB
instname:Universitat Autònoma de Barcelona
instname_str Universitat Autònoma de Barcelona
reponame_str Dipòsit Digital de Documents de la UAB
collection Dipòsit Digital de Documents de la UAB
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