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Mostrando ítems 1-20 de 45

    • Agroinoculation of a full-length cDNA clone of cotton leafroll dwarf virus (CLRDV) results in systemic infection in cotton and the model plant Nicotiana benthamiana 

      Delfosse, Veronica Cecilia; Casse, Maria Florencia; Agrofoglio, Yamila Carla; Bonacic Kresic, Iván; Hopp, Horacio Esteban; Ziegler-Graff, Véronique; Distefano, Ana Julia (2013-07)
      Cotton blue disease is the most important viral disease of cotton in the southern part of South America. Its etiological agent, cotton leafroll dwarf virus (CLRDV), is specifically transmitted to host plants by the aphid ...

    • Association mapping in sunflower for sclerotinia head rot resistance 

      Fusari, Corina Mariana; Di Rienzo, Julio A.; Troglia, Carolina Beatriz; Nishinakamasu, Veronica; Moreno, Maria Valeria; Maringolo, Carla Andrea; Quiroz, Facundo Jose; Alvarez, Daniel; Escande, Alberto; Hopp, Horacio Esteban; Heinz, Ruth Amelia; Lia, Veronica Viviana; Paniego, Norma Beatriz (BMC, 2012-06)
      Background: Sclerotinia Head Rot (SHR) is one of the most damaging diseases of sunflower in Europe, Argentina, and USA, causing average yield reductions of 10 to 20 %, but leading to total production loss under favorable ...

    • Biotechnological improvement of ornamental plants 

      Darqui, Flavia Soledad; Radonic, Laura Mabel; Hopp, Horacio Esteban; Lopez Bilbao, Marisa Gisela (2017)
      The discovery of commercial transgenic varieties of orange petunias sold in Europe and the United States although they had never reached the approved status, and the consequent recommendation to destroy them, was the trigger ...

    • Characterization of genetic diversity in accessions of prunus salicina lindl : keeping fruit flesh color ideotype while adapting to water stressed environments 

      Acuña, Cintia Vanesa; Rivas, Juan Gabriel; Brambilla, Silvina Maricel; Cerrillo, Teresa; Frusso, Enrique; Garcia, Martin Nahuel; Villalba, Pamela Victoria; Aguirre, Natalia Cristina; Sabio Y Garcia, Julia Veronica; Martinez, Maria Carolina; Hopp, Horacio Esteban; Marcucci Poltri, Susana Noemi (MDPI, 2019-08)
      The genetic diversity of 14 Japanese plum (Prunus salicina Lindl) landraces adapted to an ecosystem of alternating flooding and dry conditions was characterized using neutral simple sequence repeat (SSR) markers. Twelve ...

    • Citrus genetic transformation: an overview of the current strategies and insights on the new emerging technologies 

      Conti, Gabriela; Xoconostle-Cázares, Beatriz; Marcelino-Pérez, Gabriel; Hopp, Horacio Esteban; Reyes Martinez, Carina Andrea (Frontiers Media, 2021-11)
      Citrus are among the most prevailing fruit crops produced worldwide. The implementation of effective and reliable breeding programs is essential for coping with the increasing demands of satisfactory yield and quality of ...

    • Development, characterization and experimental validation of a cultivated sunflower (Helianthus annuus L.) gene expression oligonucleotide microarray 

      Fernandez, Paula Del Carmen; Soria, Marcelo Abel; Blesa, David; Di Rienzo, Julio A.; Moschen, Sebastian Nicolas; Rivarola, Maximo Lisandro; Clavijo, Bernardo; Gonzalez, Sergio; Peluffo, Lucila; Principi, Dario; Dosio, Guillermo; Aguirrezabal, Luis; García-García, Francisco; Conesa, Ana; Hopp, Horacio Esteban; Dopazo, Joaquín; Heinz, Ruth Amelia; Paniego, Norma Beatriz (PLOS One, 2012-10)
      Oligonucleotide-based microarrays with accurate gene coverage represent a key strategy for transcriptional studies in orphan species such as sunflower, H. annuus L., which lacks full genome sequences. The goal of this study ...

    • Editorial : Plant transformation 

      Hopp, Horacio Esteban; Spangenberg, German; Herrera-Estrella, Luis (Frontiers Media, 2022-04)
      Plant transformation provides a key tool for much basic research, such as the study of gene functions and interactions, protein–protein interactions, developmental processes, as well as applications for crop improvement ...

    • Exploring sunflower responses to Sclerotinia head rot at early stages of infection using RNA‑seq analysis 

      Fass, Monica Irina; Rivarola, Maximo Lisandro; Ehrenbolger, Guillermo Federico; Maringolo, Carla Andrea; Montecchia, Juan Francisco; Quiroz, Facundo Jose; García‑García, Francisco; Dopazo Blázquez, Joaquín; Hopp, Horacio Esteban; Heinz, Ruth Amelia; Paniego, Norma Beatriz; Lia, Veronica Viviana (Springer Nature, 2020-08)
      Sclerotinia head rot (SHR), caused by the necrotrophic fungus Sclerotinia sclerotiorum, is one of the most devastating sunflower crop diseases. Despite its worldwide occurrence, the genetic determinants of plant resistance ...

    • Functional and biochemical properties of Mal de Río Cuarto virus (Fijivirus, Reoviridae) P9-1 viroplasm protein show further similarities to animal reovirus counterparts 

      Maroniche, Guillermo Andrés; Mongelli, Vanesa Claudia; Peralta, Andrea Veronica; Distefano, Ana Julia; Llauger, Gabriela; Taboga, Oscar Alberto; Hopp, Horacio Esteban; Del Vas, Mariana (Elsevier, 2010-09)
      Mal de Río Cuarto virus (MRCV) is a plant virus of the genus Fijivirus within the family Reoviridae that infects several monocotyledonous species and is transmitted by planthoppers in a persistent and propagative manner. ...

    • Genome-wide analysis of the snakin/GASA gene family in solanum tuberosum cv. Kennebec 

      Nahirñak, Vanesa; Rivarola, Maximo Lisandro; Gonzalez De Urreta, Martin Salvador; Paniego, Norma Beatriz; Hopp, Horacio Esteban; Almasia, Natalia Ines; Vazquez Rovere, Cecilia (2016-04)
      Snakin/GASA proteins have been involved in different aspects of plant growth and development although their exact role is still intriguing. All of them maintain 12 cysteines of the C-terminus in highly conserved positions ...

    • Identification of a new cotton disease caused by an atypical cotton leafroll dwarf virus in Argentina 

      Agrofoglio, Yamila Carla; Delfosse, Veronica Cecilia; Casse, Maria Florencia; Hopp, Horacio Esteban; Bonacic Kresic, Iván; Distefano, Ana Julia (2017)
      An outbreak of a new disease occurred in cotton (Gossypium hirsutum) fields in northwest Argentina starting in the 2009–10 growing season and is still spreading steadily. The characteristic symptoms of the disease included ...

    • Identification of candidate genes associated with leaf senescence in cultivated sunflower (Helianthus annuus L.) 

      Moschen, Sebastian; Bengoa Luoni, Sofia Ailin; Paniego, Norma Beatriz; Hopp, Horacio Esteban; Dosio, Guillermo Aníbal Adrián; Fernandez, Paula Del Carmen; Heinz, Ruth Amelia (PLOS, 2014)
      Cultivated sunflower (Helianthus annuus L.), an important source of edible vegetable oil, shows rapid onset of senescence, which limits production by reducing photosynthetic capacity under specific growing conditions. ...

    • Integrating transcriptomic and metabolomic analysis to understand natural leaf senescence in sunflower 

      Moschen, Sebastian; Gonzalez, Sergio Alberto; Rivarola, Maximo Lisandro; Hopp, Horacio Esteban; Paniego, Norma Beatriz; Fernandez, Paula del Carmen; Heinz, Ruth Amelia; Bengoa Luoni, Sofia Ailin; Di Rienzo, Julio A.; Caro, María del Pilar; Tohge, Takayuki; Watanabe, Mutsumi; Hollmann, Julien; García-García, Francisco; Dopazo, Joaquín; Hoefgen, Rainer; Fernie, Alisdair R. (2016)
      Leaf senescence is a complex process, which has dramatic consequences on crop yield. In sunflower, gap between potential and actual yields reveals the economic impact of senescence. Indeed, sunflower plants are incapable ...

    • Integration of transcriptomic and metabolic data reveals hub transcription factors involved in drought stress response in sunflower (Helianthus annuus L.) 

      Moschen, Sebastian Nicolas; Di Rienzo, Julio A.; Higgins, Janet; Tohge, Takayuki; Watanabe, Mutsumi; Gonzalez, Sergio Alberto; Rivarola, Maximo Lisandro; García-García, Francisco; Dopazo, Joaquín; Hopp, Horacio Esteban; Hoefgen, Rainer; Fernie, Alisdair R.; Paniego, Norma Beatriz; Fernandez, Paula Del Carmen; Heinz, Ruth Amelia (2017-07)
      Drought is one of the most important environmental stresses that effects crop productivity in many agricultural regions. Sunflower is tolerant to drought conditions but the mechanisms involved in this tolerance remain ...

    • Isolation and characterization of the tissue and development-specific potato snakin-1 promoter inducible by temperature and wounding 

      Almasia, Natalia Ines; Nahirñak, Vanesa; Hopp, Horacio Esteban; Vazquez Rovere, Cecilia (Pontificia Universidad Catolica de Valparaiso, 2010-09)
      Snakin-1 (StSN1) is a broad-spectrum antimicrobial peptide isolated from Solanum tuberosum. Homologous proteins have been identified in a wide range of species but there is no apparent consensus in the roles they play. A ...

    • Main and epistatic QTL analyses for Sclerotinia Head Rot resistance in sunflower 

      Zubrzycki, Jeremias Enrique; Maringolo, Carla Andrea; Filippi, Carla Valeria; Quiroz, Facundo Jose; Nishinakamasu, Veronica; Puebla, Andrea Fabiana; Di Rienzo, Julio Alejandro; Escande, Alberto; Lia, Veronica Viviana; Heinz, Ruth Amelia; Hopp, Horacio Esteban; Cervigni, Gerardo Domingo Lucio; Paniego, Norma Beatriz (PLOS, 2017-12)
      Sclerotinia Head Rot (SHR), a disease caused by Sclerotinia sclerotiorum, is one of the most limiting factors in sunflower production. In this study, we identified genomic loci associated with resistance to SHR to support ...

    • Mal de Río Cuarto virus (MRCV) genomic segment S3 codes for the major core capsid protein 

      Distefano, Ana Julia; Maldonado, Sara Beatriz; Hopp, Horacio Esteban; Del Vas, Mariana (Springer, 2009-06)
      Mal de Río Cuarto virus (MRCV) is a newly described species of the genus Fijivirus, family Reoviridae. Compared with other plant-infecting genus of the family, the function and localization of MRCV and other Fijivirus ...

    • Morphological and genetic diversity of maize landraces along an altitudinal gradient in the Southern Andes 

      Rivas, Juan Gabriel; Gutierrez, Ángela Verónica; Defacio, Raquel Alicia; Schimpf, Jorge; Vicario, Ana L.; Hopp, Horacio Esteban; Paniego, Norma Beatriz; Lia, Veronica Viviana (BioRxiv, 2022-07)
      Maize (Zea mays ssp. mays) is a major cereal crop worldwide and is traditionally or commercially cultivated almost all over the Americas. The northwestern region of Argentina (NWA) constitutes one of the main diversity ...

    • New validated eucalyptus SSR markers located in candidate genes involved in growth and plant development 

      Acuña, Cintia Vanesa; Rivas, Juan Gabriel; Aguirre, Natalia Cristina; Villalba, Pamela Victoria; Martinez, Maria Carolina; Garcia, Martin Nahuel; Hopp, Horacio Esteban; Marcucci Poltri, Susana Noemi (Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (España), 2020)
      Aim of study: To validate and characterize new microsatellites or Simple Sequence Repeats (SSR) markers, located within genomic transcribed sequences related to growth and plant developmental traits, in Eucalyptus ...

    • On-field phenotypic evaluation of sunflower populations for broad-spectrum resistance to Verticillium leaf mottle and wilt 

      Montecchia, Juan Francisco; Fass, Monica Irina; Cerrudo, Ignacio; Quiroz, Facundo Jose; Nicosia, Salvador Maria; Maringolo, Carla Andrea; Di Rienzo, Julio A.; Troglia, Carolina Beatriz; Hopp, Horacio Esteban; Escande, Alberto; Gonzalez, Julio Horacio; Alvarez, Daniel; Heinz, Ruth Amelia; Lia, Veronica Viviana; Paniego, Norma Beatriz (Springer Nature, 2021-06)
      Sunflower Verticillium Wilt and Leaf Mottle (SVW), caused by Verticillium dahliae (Kleb.; Vd), is a soil-borne disease affecting sunflower worldwide. A single dominant locus, known as V1, was formerly effective in controlling ...