Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.

An unprecedented global transfer of agricultural resources followed the discovery of the New World; one consequence of this process was that staple food plants of Neotropical origin, such as the common bean (Phaseolus vulgaris), soon expanded their ranges overseas. Yet many pests and diseases were a...

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Autores principales:	Márcia Rodrigues Carvalho Oliveira, Alberto Soares Corrêa, Giselle Anselmo de Souza, Raul Narciso Carvalho Guedes, Luiz Orlando de Oliveira
Formato:	article
Lenguaje:	EN
Publicado:	Public Library of Science (PLoS) 2013
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/6afa4a3b48ec45bfa3bd580870cc932e
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spelling	oai:doaj.org-article:6afa4a3b48ec45bfa3bd580870cc932e2021-11-18T09:01:49ZMesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.1932-620310.1371/journal.pone.0070039https://doaj.org/article/6afa4a3b48ec45bfa3bd580870cc932e2013-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23936139/pdf/?tool=EBIhttps://doaj.org/toc/1932-6203An unprecedented global transfer of agricultural resources followed the discovery of the New World; one consequence of this process was that staple food plants of Neotropical origin, such as the common bean (Phaseolus vulgaris), soon expanded their ranges overseas. Yet many pests and diseases were also transported. Acanthoscelides obtectus is a cosmopolitan seed predator associated with P. vulgaris. Codispersal within the host seed seems to be an important determinant of the ability of A. obtectus to expand its range over long distances. We examined the phylogeographic structure of A. obtectus by (a) sampling three mitochondrial gene sequences (12s rRNA, 16s rRNA, and the gene that encodes cytochrome c oxidase subunit I (COI)) throughout most of the species' range and (b) exploring its late evolutionary history. Our findings indicate a Mesoamerican origin for the current genealogical lineages of A. obtectus. Each of the two major centers of genetic diversity of P. vulgaris (the Andes and Mesoamerica) contains a highly differentiated lineage of the bean beetle. Brazil has two additional, closely related lineages, both of which predate the Andean lineage and have the Mesoamerican lineage as their ancestor. The cosmopolitan distribution of A. obtectus has resulted from recent expansions of the two Brazilian lineages. We present additional evidence for both pre-Columbian and post-Columbian range expansions as likely events that shaped the current distribution of A. obtectus worldwide.Márcia Rodrigues Carvalho OliveiraAlberto Soares CorrêaGiselle Anselmo de SouzaRaul Narciso Carvalho GuedesLuiz Orlando de OliveiraPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 8, Iss 7, p e70039 (2013)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Márcia Rodrigues Carvalho Oliveira Alberto Soares Corrêa Giselle Anselmo de Souza Raul Narciso Carvalho Guedes Luiz Orlando de Oliveira Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
description	An unprecedented global transfer of agricultural resources followed the discovery of the New World; one consequence of this process was that staple food plants of Neotropical origin, such as the common bean (Phaseolus vulgaris), soon expanded their ranges overseas. Yet many pests and diseases were also transported. Acanthoscelides obtectus is a cosmopolitan seed predator associated with P. vulgaris. Codispersal within the host seed seems to be an important determinant of the ability of A. obtectus to expand its range over long distances. We examined the phylogeographic structure of A. obtectus by (a) sampling three mitochondrial gene sequences (12s rRNA, 16s rRNA, and the gene that encodes cytochrome c oxidase subunit I (COI)) throughout most of the species' range and (b) exploring its late evolutionary history. Our findings indicate a Mesoamerican origin for the current genealogical lineages of A. obtectus. Each of the two major centers of genetic diversity of P. vulgaris (the Andes and Mesoamerica) contains a highly differentiated lineage of the bean beetle. Brazil has two additional, closely related lineages, both of which predate the Andean lineage and have the Mesoamerican lineage as their ancestor. The cosmopolitan distribution of A. obtectus has resulted from recent expansions of the two Brazilian lineages. We present additional evidence for both pre-Columbian and post-Columbian range expansions as likely events that shaped the current distribution of A. obtectus worldwide.
format	article
author	Márcia Rodrigues Carvalho Oliveira Alberto Soares Corrêa Giselle Anselmo de Souza Raul Narciso Carvalho Guedes Luiz Orlando de Oliveira
author_facet	Márcia Rodrigues Carvalho Oliveira Alberto Soares Corrêa Giselle Anselmo de Souza Raul Narciso Carvalho Guedes Luiz Orlando de Oliveira
author_sort	Márcia Rodrigues Carvalho Oliveira
title	Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
title_short	Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
title_full	Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
title_fullStr	Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
title_full_unstemmed	Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
title_sort	mesoamerican origin and pre- and post-columbian expansions of the ranges of acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.
publisher	Public Library of Science (PLoS)
publishDate	2013
url	https://doaj.org/article/6afa4a3b48ec45bfa3bd580870cc932e
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Mesoamerican origin and pre- and post-columbian expansions of the ranges of Acanthoscelides obtectus say, a cosmopolitan insect pest of the common bean.

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