Search Results - "Ramirez, Claudio C."

Diversity, frequency, and geographic distribution of facultative bacterial endosymbionts in introduced aphid pests by Sepúlveda, Daniela A., Zepeda‐Paulo, Francisca, Ramírez, Claudio C., Lavandero, Blas, Figueroa, Christian C.

“…Facultative bacterial endosymbionts in insects have been under intense study during the last years. Endosymbionts can modify the insect＇s phenotype, conferring…”
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An Aphid Pest Superclone Benefits From a Facultative Bacterial Endosymbiont in a Host‐Dependent Manner, Leading to Reproductive and Proteomic Changes by Mahieu, Leandro, González‐González, Angélica, Rubio‐Meléndez, María Eugenia, Moya‐Hernández, Mario, Francis, Frederic, Ramírez, Claudio C.

“…ABSTRACT The English grain aphid, Sitobion avenae, is a significant agricultural pest affecting wheat, barley, and oats. In Chile, the most prevalent and…”
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Genome sequencing of a predominant clonal lineage of the grain aphid Sitobion avenae by Villarroel, Carlos A., González-González, Angélica, Alvarez-Baca, Jeniffer K., Villarreal, Pablo, Ballesteros, Gabriel I., Figueroa, Christian C., Cubillos, Francisco A., Ramírez, Claudio C.

“…The English grain aphid, Sitobion avenae, is a cosmopolitan pest that feeds on cereals, provoking substantial yield losses by injuring plant tissue and by…”
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Induced Systemic Resistance by a Plant Growth-Promoting Rhizobacterium Impacts Development and Feeding Behavior of Aphids by Serteyn, Laurent, Quaghebeur, Céleste, Ongena, Marc, Cabrera, Nuri, Barrera, Andrea, Molina-Montenegro, Marco A, Francis, Frédéric, Ramírez, Claudio C

“…The effects of microorganisms on plant-insect interactions have usually been underestimated. While plant growth-promoting rhizobacteria (PGPR) are known to…”
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Differences in learning and memory of host plant features between specialist and generalist phytophagous insects by Tapia, Daniel H., Silva, Andrea X., Ballesteros, Gabriel I., Figueroa, Christian C., Niemeyer, Hermann M., Ramírez, Claudio C.

“…Insects are able to learn from experience acquired in their natal habitat, thereby obtaining adaptive advantages. However, the acquisition of new information…”
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Temporal and spatial distribution of insecticide‐resistance mutations in the green peach aphid Myzus persicae (Hemiptera: Aphididae) on primary and secondary host plants in central Chile by Rubio-Melendez, María E, Sepulveda, Daniela A, Ramirez, Claudio C

“…BACKGROUND The aphid Myzus persicae develops insensitivity to almost all classes of insecticides through target site mutations. The aim of this study was to…”
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A mutation increases the specificity to plant compounds in an insect chemosensory protein by González-González, Angélica, Yañez, Osvaldo, Ballesteros, Gabriel I., Palma-Millanao, Rubén, Figueroa, Christian C., Niemeyer, Hermann M., Ramírez, Claudio C.

“…Host plant recognition are highly dependent on chemosensory perception, which involves chemosensory proteins (CSPs) that bind key chemical compounds the host…”
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Population Genetic Structure of Codling Moth, Cydia pomonella (L.) (Lepidoptera: Tortricidae), in Different Localities and Host Plants in Chile by Basoalto, Alejandra, Ramírez, Claudio C, Lavandero, Blas, Devotto, Luis, Curkovic, Tomislav, Franck, Pierre, Fuentes-Contreras, Eduardo

“…The codling moth, (L.) (Lepidoptera: Tortricidae), is a major pest introduced to almost all main pome fruit production regions worldwide. This species was…”
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Sex- and tissue-specific expression of odorant-binding proteins and chemosensory proteins in adults of the scarab beetle Hylamorpha elegans (Burmeister) (Coleoptera: Scarabaeidae) by González-González, Angélica, Rubio-Meléndez, María E, Ballesteros, Gabriel I, Ramírez, Claudio C, Palma-Millanao, Rubén

“…In this study, we addressed the sex- and tissue-specific expression patterns of odorant-binding proteins (OBPs) and chemosensory proteins (CSPs) in…”
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Virtual Screening of Plant Volatile Compounds Reveals a High Affinity of Hylamorpha elegans (Coleoptera: Scarabaeidae) Odorant-Binding Proteins for Sesquiterpenes From Its Native Host by González-González, Angélica, Palma-Millanao, Rubén, Yáñez, Osvaldo, Rojas, Maximiliano, Mutis, Ana, Venthur, Herbert, Quiroz, Andrés, Ramírez, Claudio C

“…Hylamorpha elegans(Burmeister) is a native Chilean scarab beetle considered to be a relevant agricultural pest to pasture and cereal and small fruit crops…”
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Harbouring the secondary endosymbiont Regiella insecticola increases predation risk and reproduction in the cereal aphid Sitobion avenae by Ramírez-Cáceres, Guillermo E., Moya-Hernández, Mario G., Quilodrán, Manuel, Nespolo, Roberto F., Ceballos, Ricardo, Villagra, Cristian A., Ramírez, Claudio C.

“…Symbiosis in insects has been recognized as contributing to their ecological and evolutionary success. In the case of agricultural pests, endosymbionts may…”
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A review on the complexity of insect-plant interactions under varying levels of resources and host resistance: the case of Myzus persicae-Prunus persica by Verdugo, Jaime A, Francis, Frédéric, Ramírez, Claudio C

“…Insect-plant interactions are affected directly or indirectly by stress factors. The effect of environmental resource availability on insect-plant interactions…”
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Asexual reproduction of a few genotypes favored the invasion of the cereal aphid Rhopalosiphum padi in Chile by Rubio-Meléndez, María E, Barrios-SanMartin, Joceline, Pina-Castro, Felipe E, Figueroa, Christian C, Ramirez, Claudio C

“…Aphids (Hemiptera: Aphididae) are insects with one of the highest potentials for invasion. Several aphid species are present globally due to introduction…”
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Multi‐approach comparative study of the two most prevalent genotypes of pea aphid Acyrthosiphon pisum (Hemiptera: Aphididae) in Chile by Serteyn, Laurent, Bosquee, Emilie, Delatour, Anaïs, Rubio‐Melendez, Maria E., Vega‐Muñoz, Karla V., Ramirez, Claudio C., Francis, Frédéric

“…The pea aphid, Acyrthosiphon pisum Harris, is able to colonize various habitats and form genetically distinct biotypes worldwide. In Chile, few genotypes are…”
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Proteomic profile of aphids exposed to wheat with different contents of benzoxazinoids by Barrios‐Sanmartín, Joceline, Bosquée, Emilie, Rubio‐Meléndez, María E., Ramírez, Claudio C., Francis, Frédéric

“…Benzoxazinoids are key defence chemicals in cereals that are known to affect several aspects of aphid biology. However, little is known about how they affect…”
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Forest fragmentation may endanger a plant‐insect interaction: the case of the highly specialist native aphid Neuquenaphis staryi in Chile by Figueroa, Christian C., Niemeyer, Hermann M., Cabrera‐Brandt, Marco, Briones, Lucía M., Lavandero, Blas, Zúñiga‐Reinoso, Alvaro, Ramírez, Claudio C., Stewart, Alan, Leather, Simon

“…The diversity and distribution of the genetic variation in forest phytophagous insect populations can be highly sensitive to forest fragmentation. This should…”
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Host Selection and Probing Behavior of the Poplar Aphid Chaitophorus leucomelas (Sternorrhyncha: Aphididae) on Two Poplar Hybrids with Contrasting Susceptibility to Aphids by Martín, Joceline Barrios-San, Quiroz, Andrés, Verdugo, Jaime A., Parra, Leonardo, Hormazabal, Emilio, Astudillo, Luis A., Rojas-Herrera, Marcelo, Ramírez, Claudio C.

“…Poplars are frequently attacked by aphids. The differential susceptibility of poplar hybrids to the aphid Chaitophorus leucomelas Koch (Sternorrhyncha:…”
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Fatty alcohols, a minor component of the tree tobacco surface wax, are associated with defence against caterpillar herbivory by Negin, Boaz, Shachar, Lior, Meir, Sagit, Ramirez, Claudio C., Rami Horowitz, A., Jander, Georg, Aharoni, Asaph

“…Despite decades of research resulting in a comprehensive understanding of epicuticular wax metabolism, the function of these almost ubiquitous metabolites in…”
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Resistance against Leucoptera sinuella (Lepidoptera: Lyonetiidae) among hybrid clones of Populus spp. in central Chile by Yánez-Segovia, Sebastián, Ramírez, Claudio C., Lindroth, Richard L., Fuentes-Contreras, Eduardo

“…Leucoptera sinuella (Reutti) (Lepidoptera: Lyonetiidae) is a leaf miner specialist on Salicaceae recently introduced to Chile and Argentina, where it is…”
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To tolerate drought or resist aphids? A new challenge to plant science is on the horizon by Ramírez, Claudio C, Gundel, Pedro E, Karley, Alison J, Leybourne, Daniel J

“…Aphids are important herbivorous insects that can cause significant crop damage, leading to yield reduction and economic loss. One avenue being explored to…”
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