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Analysis of the gut bacterial community of wild larvae of Anastrepha fraterculus sp. 1: effect of host fruit, environment, and prominent stable associations of the genera Wolbachia, Tatumella, and Enterobacter
Salgueiro, Julieta; Nussenbaum, Ana Laura; Milla, Fabian Horacio; Asimakis, Elias D.; Goane, Lucía; Ruiz, María Josefina; Bachmann, Guillermo Enrique; Vera, María Teresa; Stathopoulou, Panagiota; Bourtzis, Kostas; Deutscher, Ania T.; Lanzavecchia, Silvia Beatriz; Tsiamis, George; Segura, Diego Fernando (Frontiers Media, 2022-03)The genus Anastrepha (Diptera Tephritidae) includes some of the most important fruit fly pests in the Americas. Here, we studied the gut bacterial community of 3rd instar larvae of Anastrepha fraterculus sp. 1 through Next ... -
Behavioural and Electrophysiological Response of Anastrepha fraterculus (Diptera: Tephritidae) to a γ-Lactone Synthetic Semiochemical
Goane, Lucía; Carrizo, Beatriz Noemi; Ruiz, María Josefina; Bachmann, Guillermo Enrique; Milla, Fabian Horacio; Segura, Diego Fernando; Kuzmich, Dan; Walse, Spencer; Vera, María Teresa (MDPI, 2023-02)Attractants are a powerful tool for pest management. The lack of specific attractants for the South American fruit fly, Anastrepha fraterculus, a complex of cryptic species of great economic importance in South America, ... -
Coexistence between two fruit fly species is supported by the different strength of intra- and interspecific competition
Liendo, María Clara; Parreño, María Alejandra; Cladera, Jorge Luis; Vera, María Teresa; Segura, Diego Fernando (2018-04)1. Unravelling the strength and modes of interspecific interactions between resident and introduced species is necessary in order to understand the basis of their coexistence or the displacement of the former by the ... -
Communication interference in sympatrically occurring moth species
Juárez, María Laura; Ruiz, María Josefina; Fernandez, Patricia Carina; Goane, Lucía; Villagrán, María Elvira; Arce, Osvaldo Ernesto Antonio; Armiñana, Arturo; Páez Jerez, Paula Gabriela; de la Vega, Marcelo Horacio; Vera, María Teresa; Groot, A.T. (Wiley, 2016-01)In moth species, females emit a species‐specific sex pheromone that is perceived over long distance by conspecific males. The species‐specificity in the chemical communication channel is achieved by a combination of unique ... -
Datos de nivel básico de cuatro insecticidas con diferentes mecanismos de acción para Anastrepha fraterculus y Ceratitis capitata (Diptera: Tephritidae) = Baseline data of four insecticides with different modes of action for Anastrepha fraterculus and Ceratitis capitata (Diptera: Tephritidae)
Páez Jerez, Paula Gabriela; Carrizo, Beatriz Noemi; Musse, Rodrigo Cristián; Varela, E.; Armiñana, Arturo; Milla, Fabian Horacio; Vera, María Teresa; de la Vega, Marcelo Horacio (Facultad de Agronomía y Zootecnia, Universidad Nacional de Tucumán, 2015-06)La mosca de la fruta del Mediterráneo, Ceratitis capitata (Wiedemann), y la mosca sudamericana de los frutos, Anastrepha fraterculus (Wiedemann) son plagas de gran importancia económica en Argentina y el mundo. Una de las ... -
Differences in sperm storage and remating propensity between adult females of two morphotypes of the Anastrepha fraterculus (Diptera: Tephritidae) cryptic species complex
Abraham, Solana; Rull Gabayet, Juan Antonio; Mendoza, Mariana; Liendo, María Clara; Devescovi, Francisco; Roriz, Alzira K.P.; Kovaleski, Adalesio; Segura, Diego Fernando; Vera, María Teresa (Cambridge University Press, 2014-06)The South American fruit fly, Anastrepha fraterculus, is a complex of cryptic species composed of at least seven morphotypes. Some of them, such as the Peruvian and Brazilian 1 morphotypes (which include Argentinean ... -
Dynamics of genetic variability in Anastrepha fraterculus (Diptera: Tephritidae) during adaptation to laboratory rearing conditions
Parreño, María Alejandra; Scannapieco, Alejandra Carla; Remis, Maria Isabel; Juri, Marianela Lucía; Vera, María Teresa; Segura, Diego Fernando; Cladera, Jorge Luis; Lanzavecchia, Silvia Beatriz (BioMed Central, 2014)Background: Anastrepha fraterculus is one of the most important fruit fly plagues in the American continent and only chemical control is applied in the field to diminish its population densities. A better understanding ... -
Effect of Fruit Volatiles from Native Host Plants on the Sexual Performance of Anastrepha fraterculus sp. 1 Males
Bachmann, Guillermo Enrique; Belliard, Silvina Ahnahi; Devescovi, Francisco; Nussenbaum, Ana Laura; Fernández, Patricia Carina; Vera, María Teresa; Ruiz, María Josefina; Segura, Diego Fernando (MDPI, 2023-02)Anastrepha fraterculus sp.1 males are sexually stimulated by the aroma of fruit of its native host Psidium guajava (guava). Other hosts, which are exotic to A. fraterculus, do not enhance male sexual behavior. Here we ... -
Evaluating mating compatibility within fruit fly cryptic species complexes and the potential role of sex pheromones in pre-mating isolation
Juárez, María Laura; Devescovi, Francisco; Břízová, Radka; Bachmann, Guillermo Enrique; Segura, Diego Fernando; Kalinová, Blanka; Fernandez, Patricia; Ruiz, María Josefina; Yang, Jianquan; Teal, Peter E. A.; Caceres, Carlos; Vreysen, Marc J. B.; Hendrichs, Jorge; Vera, María Teresa (Pensoft Publishers, 2015-11)The study of sexual behavior and the identification of the signals involved in mate recognition between con-specifics are key components that can shed some light, as part of an integrative taxonomic approach, in delimitating ... -
Fruit infestation patterns by Anastrepha fraterculus and Ceratitis capitata reveal that cross-recognition does not lead to complete avoidance of interspecific competition in nature
Devescovi, Francisco; Liendo, María Clara; Bachmann, Guillermo Enrique; Bouvet, Juan Pedro; Milla, Fabian Horacio; Vera, María Teresa; Cladera, Jorge Luis; Segura, Diego Fernando (Wiley, 2015-08)1. The avoidance of parasitized or infested hosts, which is a common phenomenon in parasitic wasps and phytophagous insects, may act both intra- and interspecifically. Most studies on chemically-mediated avoidance of ... -
Infestation of fruit by conspecific and heterospecific females deters oviposition in two Tephritidae fruit fly species
Liendo, María Clara; Parreño, María Alejandra; Pietrek, Alejandro G.; Bouvet, Juan Pedro; Milla, Fabian Horacio; Vera, María Teresa; Cladera, Jorge Luis; Segura, Diego Fernando (Wiley, 2020-09)Tephritidae fruit fly larvae develop entirely in the host chosen by the females. To improve the fitness of their progeny, females would benefit from rejecting previously exploited hosts. Anastrepha fraterculus and Ceratitis ... -
Lemon and Schinus polygama essential oils enhance male mating success of Anastrepha fraterculus
Ruiz, María Josefina; Suárez, María L.; Jofré Barud, Flavia; Goane, Lucía; Valladares, Gabriela A.; Bachmann, Guillermo Enrique; Belliard, Silvina Ahnahi; Páez Jerez, Paula; Zamora Belli, Ana Lucía; García Méndez, F. Daniela; Segura, Diego Fernando; Lopez, María Liza; Vera, María Teresa (Wiley, 2020-11-27)The sterile insect technique (SIT) is an environmentally friendly pest control method that relies on the introduction of sterility into the pest population by the release of sterile males. Many Tephritidae fruit fly pests ... -
Male Sexual Behavior and Pheromone Emission Is Enhanced by Exposure to Guava Fruit Volatiles in Anastrepha fraterculus
Bachmann, Guillermo Enrique; Segura, Diego Fernando; Devescovi, Francisco; Juárez, María Laura; Ruiz, María Josefina; Vera, María Teresa; Cladera, Jorge Luis; Teal, Peter E.A.; Fernandez, Patricia Carina (Plos One, 2015-04)Background: Plant chemicals can affect reproductive strategies of tephritid fruit flies by influencing sex pheromone communication and increasing male mating competitiveness. Objective and Methodology: We explored whether ... -
Mate choice confers direct benefits to females of Anastrepha fraterculus (Diptera: Tephritidae)
Bachmann, Guillermo Enrique; Devescovi, Francisco; Nussenbaum, Ana Laura; Milla, Fabian Horacio; Shelly, Todd E.; Cladera, Jorge Luis; Fernandez, Patricia; Vera, María Teresa; Segura, Diego Fernando (Public Library of Science, 2019-06)Exposure to plant compounds and analogues of juvenile hormone (JH) increase male mating success in several species of tephritid fruit flies. Most of these species exhibit a lek mating system, characterized by active female ... -
Ongoing speciation within the Anastrepha fraterculus cryptic species complex: the case of the Andean morphotype
Devescovi, Francisco; Abraham, Solana; Roriz, Alzira K.P.; Nolazco, Norma; Castañeda, Rosario; Tadeo, Eduardo; Caceres, Carlos; Segura, Diego Fernando; Vera, María Teresa; Joachim-Bravo, Iara; Canal, Nelson; Rull Gabayet, Juan Antonio (Wiley, 2014-09)The Anastrepha fraterculus (Wiedemann) (Diptera: Tephritidae) cryptic species complex is currently composed of seven taxonomically recognized morphotypes. Both, pre‐ and post‐zygotic isolation has been documented among ... -
Plant chemicals and the sexual behavior of male tephritid fruit flies
Segura, Diego Fernando; Belliard, Silvina Ahnahi; Vera, María Teresa; Bachmann, Guillermo Enrique; Ruiz, María Josefina; Jofre-Barud, Flavia; Fernandez, Patricia Carina; Lopez, M. Liza; Shelly, Todd E. (Oxford University Press, 2018-09)Plant compounds affect insects in many different ways. In addition to being a food source, plants also contain secondary metabolites that may have positive and negative impacts on insects. The influence of these compounds ... -
Precocious sexual signalling and mating in Anastrepha fraterculus (Diptera: Tephritidae) sterile males achieved through juvenile hormone treatment and protein supplements
Liendo, María Clara; Devescovi, Francisco; Bachmann, Guillermo Enrique; Utges, María E.; Abraham, Solana; Vera, María Teresa; Lanzavecchia, Silvia Beatriz; Bouvet, Juan Pedro; Gomez Cendra, Paula V.; Hendrichs, Jorge; Teal, Peter E. A.; Cladera, Jorge Luis; Segura, Diego Fernando (Cambridge University Press, 2013-02)Sexual maturation of Anastrepha fraterculus is a long process. Methoprene (a mimic of juvenile hormone) considerably reduces the time for sexual maturation in males. However, in other Anastrepha species, this effect depends ... -
Sexual competitiveness of sterile Ceratitis capitata males exposed to essential oils from non-host plant species native to Argentina
Jofré Barud, Flavia; Gomez, María Pía; Ruiz, María Josefina; Bachmann, Guillermo Enrique; Goane, Lucía; Segura, Diego Fernando; Lara, Natalia; Murúa, Fernando; Asfennato, Alejandro; Gómez, Érica; Ruiz, Cynthia; Garavelli, Esteban; Vera, María Teresa; Lopez, María Liza (Wiley, 2023-02)The sterile insect technique (SIT) is used to control fruit fly pests, such as the Mediterranean fruit fly (medfly), Ceratitis capitata (Wiedemann) (Diptera: Tephritidae). Enhancing sexual competitiveness of mass-reared ... -
Timing of exposure and nutritional status affect male response to guava volatiles, a known courtship enhancer of Anastrepha fraterculus
Belliard, Silvina Ahnahi; Fernandez, Patricia Carina; Vera, María Teresa; Segura, Diego Fernando (Springer, 2021-06)Finding ways to improve the sexual competitiveness of laboratory reared males have proven beneficial for the sterile insect technique. Exposure to essential oils enhances male mating success in several species of Tephritidae ... -
Yeast derivatives and wheat germ in the adult diet modulates fecundity in a tephritid pest
Goane, Lucía; Pereyra, P. M.; Castro, F.; Ruiz, María Josefina; Juárez, María Laura; Segura, Diego Fernando; Vera, María Teresa (Cambridge University Press, 2019-04)Anastrepha fraterculus (Wiedemann), a pest of great economic importance in South America, needs urgently to be controlled by environmentally friendly methods such as the sterile insect technique for which mass rearing of ...