Artículos científicos: Envíos recientes
Mostrando ítems 21-40 de 249
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Argentina: publicly funded science under threat
(Nature Research, 2023-09-12)Last month, Javier Milei, Argentina’s leading presidential candidate, declared his intent to shut down the Ministry of Science, Technology and Innovation and to privatize CONICET, the country’s National Scientific and ... -
Low water availability increases susceptibility to peanut smut (Thecaphora frezzii) in peanut crop
(Wiley, 2023-10-23)Peanut smut (causal agent Thecaphora frezzii) and seasonal drought are the two main factors reducing peanut yields in Argentina. There are no previous studies about the effect of drought on peanut smut occurrence. We ... -
Marriage between variable selection and prediction methods to model plant disease risk
(Elsevier, 2023-10-11)Predicting the risk of a disease in a pathosystem based on a set of climatic variables usually requires handling a high number of input variables, many of which are often irrelevant and/or redundant. Building linear ... -
The DNAJ gene family in yerba mate (Ilex paraguariensis): genome-wide identification, structural characterization, orthology based classification and expression analysis
(Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, 2023-05-08)Dry leaves and twigs of yerba mate are widely infusion-consumed in southern Southamerica. Endemic and adapted to the Atlantic Forest, its extensive full-sun monoculture links to diverse biotic (pest, pathogens) and abiotic ... -
Trampas cromáticas para monitoreo de pulgones y trips en lechuga (Lactuca sativa L.) en el Cinturón Verde de Córdoba, Argentina
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2023-09-18)Trips y pulgones se encuentran entre las principales limitaciones sanitarias para la producción de lechuga (Lactuca sativa L.) en el Cinturón Verde de Córdoba (CVC) (Córdoba, Argentina). Los objetivos de este trabajo fueron: ... -
Blood-feeding adaptations and virome assessment of the poultry red mite Dermanyssus gallinae guided by RNA-seq
(Springer Nature, 2023-05-13)Dermanyssus gallinae is a blood-feeding mite that parasitises wild birds and farmed poultry. Its remarkably swift processing of blood, together with the capacity to blood-feed during most developmental stages, makes this ... -
Two novel flavi-like viruses shed light on the plant-infecting koshoviruses
(Springer, 2023-06-20)The family Flaviviridae is composed of viruses with a positive-sense single-stranded RNA genome and includes viruses that are important veterinary and human pathogens. Most members of the family are arthropod- and ... -
El Paisaje Actual de Publicaciones Académicas: una Visión Emergente desde el Sur Global
(Departamento de Química Biológica, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2023-04)Una gran parte del sistema de publicaciones académicas tradicional es desigual, poco confiable, excluyente, discriminatorio, sesgado, depredador, insostenible y opaco [1]. Aproximadamente el 70 % de los artículos de ... -
Expanding the Repertoire of the Plant-Infecting Ophioviruses through Metatranscriptomics Data
(MDPI, 2023-03-25)Ophioviruses (genus Ophiovirus, family Aspiviridae) are plant-infecting viruses with non-enveloped, filamentous, naked nucleocapsid virions. Members of the genus Ophiovirus have a segmented single-stranded negative-sense ... -
First report of Maize striatemosaic virus, a mastrevirus infecting Zea mays in Argentina
(Wiley, 2023-06-23)During 2021, sweet corn plants cultivated for human consumption in a 400-ha area in Santa Fe province, Argentina, showed severe virus-like symptoms, including marked dwarfism, plant deformation, nerval or internerval vein ... -
Plant-Derived Essential Oils and Aqueous Extract as Potential Ingredients for a Biopesticide: Phytotoxicity in Soybean and Activity against Soybean Mosaic Virus
(MDPI, 2023-07-27)Soybean mosaic disease, caused by the soybean mosaic virus (SMV), is responsible for major losses in yield and seed quality worldwide. Although resistant cultivars are used for its prevention and control, an alternative ... -
Evidence of cassava common mosaic virus in cassava shoot apical meristems
(Wiley, 2023-05-12)Cassava (Manihot esculenta) is an allogamous and highly heterozygous species. For this reason, its seeds are not used for production purposes (Ceballos & de la Cruz, 2002); instead, plantations are established using stem ... -
Genome characterization of three potyviruses affecting maize in Argentina
(Wiley, 2023-03-29)Argentina is globally recognized as both producer and exporter of maize, the most important cereal crop in the country. Several potyviruses affect the production of various crops, including maize. In this work, the complete ... -
First draft genome of Thecaphora frezii, causal agent of peanut smut disease
(BMC, 2023-02-16)Objectives: The fungal pathogen Thecaphora frezii Carranza & Lindquist causes peanut smut, a severe disease currently endemic in Argentina. To study the ecology of T. frezii and to understand the mechanisms of smut resistance ... -
Influence of Climatic Variables on Incidence of Whitefly-Transmitted Begomovirus in Soybean and Bean Crops in North-Western Argentina
(MDPI, 2023-02-02)Over the last 20 years, begomoviruses have emerged as devastating pathogens, limiting the production of different crops worldwide. Weather conditions increase vector populations, with negative effects on crop production. ... -
Morphological and molecular characterization of Nothopassalora personata from Argentina
(Springer, 2023-01-10)Late leaf spot (LLS) is the most important foliar disease of peanuts in Argentina and in other peanut production areas, causing defoliation and yield losses. In this study, six isolates obtained from symptomatic leaflets ... -
2022 taxonomic update of phylum Negarnaviricota (Riboviria: Orthornavirae), including the large orders Bunyavirales and Mononegavirales
(Springer, 2022-11-28)In March 2022, following the annual International Committee on Taxonomy of Viruses (ICTV) ratification vote on newly proposed taxa, the phylum Negarnaviricota was amended and emended. The phylum was expanded by two new ... -
Unlocking the Hidden Genetic Diversity of Varicosaviruses, the Neglected Plant Rhabdoviruses
(MDPI, 2022-09-29)The genus Varicosavirus is one of six genera of plant-infecting rhabdoviruses. Varicosaviruses have non-enveloped, flexuous, rod-shaped virions and a negative-sense, single-stranded RNA genome. A distinguishing feature of ... -
A South American Mouse Morbillivirus Provides Insight into a Clade of Rodent-Borne Morbilliviruses
(MDPI, 2022-10-29)Morbilliviruses are negative-sense single-stranded monosegmented RNA viruses in the family Paramyxoviridae (order Mononegavirales). Morbilliviruses infect diverse mammals including humans, dogs, cats, small ruminants, ... -
Advances in the etiology of sweet potato (Ipomoea batatas (L.) Lam) yellow curling disease in Argentina
(Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2022-12)Sweet potato yellow curling (YC), the most severe disease of sweet potato detected in Argentina, causes symptoms and damage to sweet potato crops in all cultivated regions. Since 2010/11, the presence of four viruses has ...