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Browsing by Author "20235067170"
Now showing items 1-19 of 19
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Analysis of a chitinase from EpapGV, a fast killing betabaculovirus
Salvador, Ricardo; Ferrelli, Maria Leticia; Sciocco, Alicia Ines; Romanowski, Victor (Springer, 2014-04)The main function of baculoviral chitinase protein (V-CHIA) is to promote the final liquefaction of infected host larvae, facilitating the dispersion of occlusion bodies (OBs) in the environment. In this study, a v-chiA ... -
ARN de interferencia como herramienta para el manejo sustentable del picudo del algodonero en algodón argentino
Turica, Mariana Daniela; Pedarros, Analía Soledad; Salvador, Ricardo; Nussenbaum, Ana Laura; Niz, José María; Berretta, Marcelo Facundo; Gonzalez, Ariela Judith; Hopp, Horacio Esteban; Maskin, Laura; Lewi, Dalia Marcela (REDBIO, 2025-06)Introducción: En el INTA obtuvimos las primeras plantas de algodón transgénico (Gossypium hirsutum) desarrolladas en Argentina. Están diseñadas para producir ARNi para silenciar específicamente la expresión de un gen ... -
Assessing the role of key genes involved in the reproductive success of the honey bee parasite Varroa destructor
Muntaabski, Irina; Salvador, Ricardo; Russo, Romina Maria; Wulff, Juan Pedro; Landi, Lucas; Liendo, María Clara; Lanzavecchia, Silvia Beatriz; Scannapieco, Alejandra Carla (BioMed Central, 2025-07)The ectoparasite Varroa destructor is the primary global threat to the western honey bee, Apis mellifera. Growing resistance to acaricide-based treatments has spurred interest in alternative control strategies. In this ... -
Avances en una nueva generación de algodones transgénicos
Maskin, Laura; Salvador, Ricardo; Turica, Mariana Daniela; Pedarros, Analía Soledad; Niz, José María; Berretta, Marcelo Facundo; Gonzalez, Ariela Judith; Hopp, Horacio Esteban; Lewi, Dalia Marcela (INTA, 2024-11)El cultivo de algodón es uno de los más importantes en Argentina debido a su impacto económico y social. Su producción enfrenta dificultades en el manejo de insectos perjudiciales entre los que se destaca la presencia del ... -
Bacterially expressed dsRNA induces Varroa destructor gene knockdown by honey bee-mediated oral administration
Muntaabski, Irina; Scannapieco, Alejandra Carla; Liendo, María Clara; Niz, José María; Russo, Romina Maria; Salvador, Ricardo (Taylor and Francis, 2022-02)The ectoparasite Varroa destructor causes serious losses of Apis mellifera colonies and negatively impacts the beekeeping industry around the world. New control methods have been proposed based on the RNA interference ... -
Detección de agentes virales presentes en apiarios destinados a la producción de material vivo y evaluación de estrategias para su control mediante ARN interferente
Ferrufino, Cecilia Gabriela (Facultad de Agronomía, Universidad de Buenos Aires, 2023-11-02)En el sector apícola, Argentina se posiciona como uno de los principales actores a nivel global. La actividad local se destaca principalmente en la producción de miel a granel y otros productos obtenidos de la colmena ... -
Effect of the interaction between Anticarsia gemmatalis multiple nucleopolyhedrovirus and Epinotia aporema granulovirus, on A. gemmatalis (Lepidoptera: Noctuidae) larvae
Biedma, Marina Elizabeth; Salvador, Ricardo; Ferrelli, Maria Leticia; Sciocco, Alicia Ines; Romanowski, Víctor (Elsevier, 2015-12)The bean shoot borer Epinotia aporema Wals. (Lepidoptera: Tortricidae) and the velvet bean caterpillar Anticarsia gemmatalis Hübner (Lepidoptera: Noctuidae) are key pests of soybean and other legume crops in South America. ... -
Effects of Mixed Baculovirus Infections in Biological Control: A Comprehensive Historical and Technical Analysis
Ferrelli, María Leticia; Salvador, Ricardo (Multidisciplinary Digital Publishing Institute (MDPI), 2023-08-30)Baculoviruses are insect-specific DNA viruses that have been exploited as bioinsecticides for the control of agricultural and forest pests around the world. Mixed infections with two different baculoviruses have been found ... -
El estudio de aislamientos autóctonos revela un nuevo linaje del complejo de especies Metarhizium anisopliae
Adriani, Natalia; Posadas, Julieta Beatriz; Salvador, Ricardo; Berretta, Marcelo Facundo (Asociación Argentina de Microbiología, 2021-09-15)El género Metarhizium comprende un grupo ubicuo de hongos entomopatógenos productores de conidios de coloración verde a marrón. Actúan como reguladores de las poblaciones de insectos de distintos órdenes, y varios han sido ... -
Evaluation of hydrolytic enzyme activities from digestive fluids of Anthonomus grandis (Coleoptera: Curculionidae)
Ben Guerrero, Emiliano; Salvador, Ricardo; Talia, Paola Mónica (Wiley, 2020-08)The cotton boll weevil, Anthonomus grandis, is a major pest of cotton crops in South America. In this work, partial biochemical characterizations of (hemi) cellulases and pectinases activities in the digestive system (head‐ ... -
Genetic variants in Argentinean isolates of Spodoptera frugiperda Multiple Nucleopolyhedrovirus
Niz, José María; Salvador, Ricardo; Ferrelli, María Leticia; Sciocco, Alicia Ines; Romanowski, Víctor; Berretta, Marcelo Facundo (Springer, 2020)The fall armyworm, Spodoptera frugiperda (JE Smith) is a key pest in the Americas. Control strategies are mainly carried out by use of chemical insecticides and transgenic crops expressing Bacillus thuringiensis toxins. ... -
Impacto de la disrupción de la membrana celular mediada por Bacillus thuringiensis en la entrada de ARN interferente en Spodoptera frugiperda
Niz, José María; Lewi, Dalia Marcela; Hopp, Horacio Esteban; Salvador, Ricardo; Sauka, Diego Hernan (Asociación Argentina de Microbiología, 2024-08-21)El control de Spodoptera frugiperda, una de las plagas principales del maíz, es mediante insecticidas químicos y plantas transgénicas productoras de toxinas de Bacillus thuringiensis. Esta bacteria produce cristales que ... -
Midgut Genes Knockdown by Oral dsRNA Administration Produces a Lethal Effect on Cotton Boll Weevil
Salvador, Ricardo; Niz, José María; Nakaya, Pablo Angel; Pedarros, Analía Soledad; Hopp, Horacio Esteban (Springer, 2021-02)The “cotton boll weevil” (Anthonomus grandis Boheman) is a key pest in America whose larval stage develops within the cotton flower bud. During its development, the larva uses the flower bud as food and as a shelter from ... -
Prospection and molecular analysis of CpGV isolates infecting Cydia pomonella at different geographical locations in Argentina
Arneodo Larochette, Joel Demian; De Anna, J.; Salvador, Ricardo; Farinon, Omar Marcelo; Quintana, Graciela Mabel; Sciocco, Alicia Ines (2015-01)The occurrence and genetic diversity of Cydia pomonella granulovirus infecting C. pomonella across Argentina were investigated. Larvae were collected from fruit orchards in regions where CpGV‐based biopesticides have been ... -
Reduction in acute bee paralysis virus Infection and mortality in honey bees (Apis mellifera) by RNA interference technology
Ferrufino, Cecilia Gabriela; Scannapieco, Alejandra Carla; Russo, Romina Maria; Gonzalez, Fernanda Noemi; Salvador, Ricardo; Dus Santos, Maria Jose (MDPI, 2025-05)In Argentina, various studies have reported the detection of multiple viruses in honey-producing and queen-rearing apiaries, with Aparavirus apisacutum, the causal agent of acute bee paralysis (ABP), demonstrating a ... -
RNAi Expression in Cotton for Control of Herbivorous Insects
Salvador, Ricardo; Maskin, Laura; Niz, José María; Turica, Mariana Daniela; Pedarros, Analía Soledad; Hopp, Horacio Esteban; Lewi, Dalia Marcela (Springer, 2022)Cultivated cotton (Gossypium hirsutum) is heavily attacked by various species of insects worldwide and breeding of new varieties resistant to pests is still a hard battle to win. RNAi technology is an important reverse ... -
Transcriptomic Survey of the Midgut of Anthonomus grandis (Coleoptera: Curculionidae)
Salvador, Ricardo; Perez Principi, Ricardo Dario; Berretta, Marcelo Facundo; Fernandez, Paula Del Carmen; Paniego, Norma Beatriz; Sciocco, Alicia Ines; Hopp, Horacio Esteban (Entomological Society of America, 2014-11)Anthonomus grandis Boheman is a key pest in cotton crops in the New World. Its larval stage develops within the flower bud using it as food and as protection against its predators. This behavior limits the effectiveness ... -
Utilización regional de baculovirus en el control de plagas hortícolas
Salvador, Ricardo; Niz, José María; Pedarros, Analía Soledad; Quintana, Graciela Mabel (Ediciones INTA, 2021-12)Los baculovirus son patógenos aislados de insectos, principalmente del orden Lepidoptera. Se caracterizan por su alta especificidad, pues poseen un espectro de hospedadores reducido, y por ser inocuos para artrópodos ... -
Utilización regional de baculovirus en el control de plagas hortícolas
Salvador, Ricardo; Perez, Melisa Paula; Quintana, Graciela Mabel (Ministerio de Desarrollo Agrario de la Provincia de Buenos Aires, 2023-06)Los baculovirus son patógenos aislados de insectos del orden Lepidoptera. Se caracterizan por su alta especificidad, poseen un espectro de hospedadores reducido y, son inocuos para artrópodos benéficos, plantas y mamíferos. ...