Instituto de Genética
Envíos recientes
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Potato leaf senescence affects the olfactory and feeding preferences of the green peach aphid, Myzus persicae
(Wiley, 2025)BACKGROUND: Foliar senescence is a physiological process involving the degradation of chlorophyll and proteins, with nitrogen compounds, especially amino acids, mobilised to other parts of the plant. This process enriches ... -
Transcriptomic response of male Anastrepha fraterculus (Diptera: Tephritidae) to sexual stimulation by host plant volatiles
(Elsevier, 2025-09)Anastrepha fraterculus is a major pest of fruits in South America. Previous studies revealed that males exposed to volatiles from guava, a likely ancestral host, intensify courtship behavior and increase mating success. ... -
Primeras evidencias de la inducción de androesterilidad en trigo mediante el silenciamiento post transcripcional del gen Msh1
(INTA, 2024-11)La androesterilidad, esterilidad que afecta el normal desarrollo del polen, facilita la producción de híbridos al simplificar el proceso de emasculación delas líneas parentales. La androesterilidad citoplasmática posee ... -
Frequencies of β-casein variants and their influence on genetic merit for production traits in Holstein cows
(CSIRO Publishing, 2024-12)Context: Traits considered for selection are influenced by social, consumer, and breeder demands. In the past decades, there has been increasing global interest in producing milk free from the β-casein (CSN2) A1 allele ... -
Avances en una nueva generación de algodones transgénicos
(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 ... -
Expresión de transcriptos codificados en intervalos genéticos donde mapean dos genes complementarios de resistencia a roya de la hoja de trigo identificados en Sinvalocho MA, variedad portadora de resistencia durable
(INTA, 2024-11)La roya de la hoja es causada por el hongo biótrofo Puccinia triticina y puede producir pérdidas de rendimiento entre 5-10%. Su control mediante genes de resistencia reduce los costos de producción y los daños al medio ... -
Desarrollo y aplicación de herramientas genómicas para analizar la variabilidad genética de Puccinia triticina, agente productor de la roya de la hoja de trigo
(INTA, 2024-11)La roya de la hoja del trigo es una de las enfermedades más importantes delcultivo de trigo y es producida por el hongo biótrofo Puccinia triticina. La resistencia de los cultivos frente a los hongos patógenos ha sido ... -
El comportamiento de acicalamiento de Apis mellifera hacia el ácaro Varroa destructor : Bases fenotípicas y genéticas e implicancia sobre la resistencia a la varroosis
(Facultad de Agronomía, Universidad de Buenos Aires, 2023-08)Apis mellifera es un insecto polinizador clave y constituye el mayor productor de miel para consumo humano. Uno de los principales patógenos de las abejas melíferas es el ácaro Varroa destructor. Este ectoparásito generalmente ... -
Stimulus-specific gene expression profiles associated with grooming behavior and Varroa destructor resistance in honey bees
(Frontiers Media, 2024-07)Grooming behavior is one of the mechanisms of social immunity in Apis mellifera. This behavior has been proposed as an active strategy of honey bees to restrain the population growth of the ectoparasitic mite Varroa ... -
Temporal host–symbiont dynamics in community contexts : Impacts of host fitness and vertical transmission efficiency on symbiosis prevalence
(Wiley, 2024-12)Symbiotic associations play a role in plant ecology and evolution, but the outcome of the interaction depends on the life-history traits of the partners and the environmental context. Although symbiosis with vertically ... -
Molecular markers for analyses of genetic diversity within the Anastrepha fraterculus complex with emphasis on Argentine populations
(MDPI, 2024-10)The South American fruit fly Anastrepha fraterculus (Wiedmann) has a vast range extending from northern Mexico, through Central America, to South America where it is an extremely polyphagous pest of wild and cultivated ... -
Exploring the molecular differentiation of sex chromosomes in Anastrepha fraterculus sp. 1 using comparative genomic hybridization (CGH)
(Springer, 2025-02)Background: The South American fruit fly Anastrepha fraterculus sp. 1 belongs to a cryptic species complex with only a single morphotype present in Argentina, which possess polymorphisms in the sex chromosomes, identified ... -
Culturable bacteria associated with Anastrepha fraterculus sp. 1 : in search of nitrogen-fixing symbionts with biotechnological potential
(Wiley, 2025-02)Anastrepha fraterculus is a significant fruit fly pest in Argentina and other South American countries. Previous studies showed the key role of gut bacteria in the protection and nutrient assimilation of fruit flies, ... -
Resumen de padres Angus 2024
(Asociación Argentina de Angus, 2024-07)Con gran satisfacción, la Asociación Argentina de Angus presenta la 34ª edición de su Resumen de Padres Angus, fruto del acuerdo firmado en 1989 con el INTA (Instituto Nacional de Tecnología Agropecuaria), que dio origen ... -
A synthesis of functional contributions of rhizobacteria to growth promotion in diverse crops
(Elsevier, 2022-12)The endophytic microbes are known to live asymptomatically inside their host and play crucial roles in the growth, development, fitness, and diversification of plants. The plant-endophyte association ranges from mutualism ... -
Expansion of the basic knowledge on the inheritance of characters that allow the development of new maize brreeding techniques = Expansión de los conocimientos básicos de la herencia de caracteres que posibiliten desarrollar nuevas técnicas de mejoramiento en maíz
(Sociedad Argentina de Genética, 2023-07)In order to increase the efficiency of maize hybrid seed production it is necessary to achieve a high grain yield to reduce production costs. This goal requires an expansion of the basic knowledge of the inheritance of ... -
A new variety of Solanum sisymbriifolium obtained by in vitro polyploidization
(Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2024)Solanum sisymbriifolium is a shrub native to South America and considered a weed of several important crops. Despite this, this species has proven nematicidal capacity and medicinal properties, due to its ability to produce ... -
Entomophagous insects : predators and parasitoids that shape insect communities and offer valuable tools for insect pest management
(Wiley, 2024-06)This special issue comprises papers presented at the 7th International Entomophagous Insects Conference (IEIC7), in Buenos Aires, Argentina, in 2023. Entomophagous insects, which prey on or parasitize other insects, play ... -
Dataset from: “Frequencies of β-casein variants and their influence on genetic merit for production traits in Holstein cows [Conjunto de datos]
(2024)The dataset consists of records from 2600 Holstein cows from three private farms in the central dairy area of Argentina with different breeding objectives and phenotypic records taken over different seasons, periods, and ... -
Direct and indirect host-related volatile compounds attract a fruit fly parasitoid, Diachasmimorpha longicaudata
(Wiley, 2024-02)Fruit fly pests (Diptera: Tephritidae) are a serious problem for fruit production and for local and international trade. Biological control is increasingly included as a pest control tool within integrated pest management ...