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A proposed role for endomembrane trafficking processes in regulating tonoplast content and vacuole dynamics under ammonium stress conditions in Arabidopsis root cells
Robert, German; Yagyu, Mako; Lascano, Hernan Ramiro; Masclaux-Daubresse, Céline; Yoshimoto, Kohki (Taylor and Francis, 2021-05-06)Ammonium (NH4+) stress has multiple effects on plant physiology, therefore, plant responses are complex, and multiple mechanisms are involved in NH4+ sensitivity and tolerance in plants. Root growth inhibition is an important ... -
Adaptación a la sequía en poblaciones de Prosopis alba del Parque chaqueño = Drought adaptation in Prosopis alba populations of the Parque chaqueño
Lopez Lauenstein, Diego; Vega, Carmen Delcira; Teich, Ingrid; Lascano, Hernan Ramiro; Marchelli, Paula (Grupo de Genética y Mejoramiento Forestal, 2019-08-23)La variación en la tolerancia a la sequía dentro y entre poblaciones favorece la adaptación al cambio climático y es relevante en el mejoramiento genético. Para identificar estrategias de tolerancia al estrés hídrico ... -
An Autophagy-Related Kinase Is Essential for the Symbiotic Relationship between Phaseolus vulgaris and Both Rhizobia and Arbuscular Mycorrhizal Fungi
Estrada-Navarrete, Georgina; Cruz-Mireles, Neftaly; Lascano, Hernan Ramiro; Alvarado-Affantranger, Xóchitl; Hernández-Barrera, Alejandra; Barraza, Aarón; Olivares, Juan E.; Arthikala, Manoj-Kumar; Cárdenas, Luis; Quinto, Carmen; Sanchez, Federico (American Society of Plant Biologists, 2016-09)Eukaryotes contain three types of lipid kinases that belong to the phosphatidylinositol 3-kinase (PI3K) family. In plants and Saccharomyces cerevisiae, only PI3K class III family members have been identified. These enzymes ... -
Are Sunflower chlorotic mottle virus infection symptoms modulated by early increases in leaf sugar concentration?
Rodriguez, Marianela; Taleisnik, Edith; Lenardon, Sergio Luis; Lascano, Hernan Ramiro (Elsevier, 2010-09-15)Symptom development in a susceptible sunflower line inoculated with Sunflower chlorotic mottle virus (SuCMoV) was followed in the second pair of leaves at different post-inoculation times: before symptom expression (BS), ... -
Assessment of lead tolerance on Glycine max (L.) Merr. at early growth stages
Blanco, Andrés; Pignata, María L.; Lascano, Hernan Ramiro; Rodriguez, Judith Hebelen (Springer, 2021-01-11)Lead (Pb) contamination of agricultural soils, and subsequently of crops, has been widely reported. Soybean (Glycine max (L.) Merr.) has been indicated as a plant that accumulates Pb, even in soils that do not exceed the ... -
Cell remodeling and subtilase gene expression in the actinorhizal plant Discaria trinervis highlight host orchestration of intercellular Frankia colonization
Fournier, Joëlle; Imanishi, Leandro Ezequiel; Chabaud, Mireille; Abdou‐Pavy, Iltaf; Genre, Andrea; Brichet, Lukas; Lascano, Hernan Ramiro; Muñoz, Nacira Belen; Vayssières, Alice; Pirolles, Elodie; Brottier, Laurent; Gherbi, Hassen; Hocher, Valérie; Svistoonoff, Sergio; Barker, David G.; Wall, Luis Gabriel (2018-08)Nitrogen‐fixing filamentous Frankia colonize the root tissues of its actinorhizal host Discaria trinervis via an exclusively intercellular pathway. Here we present studies aimed at uncovering mechanisms associated with ... -
Composición de tocoferoles en soja bajo estrés térmico e hídrico durante el llenado de grano: variación según la posición en el canopeo
Veas, Rodolfo Ezequiel; Ergo, Verónica Vanesa; Asís, R.; Lascano, Hernan Ramiro; Rondanini, Deborah Paola; Carrera, Constanza Soledad (Asociación de la Cadena de la Soja Argentina, 2019-09)La soja Glycine max (L.) Merr. representa aproximadamente 34% de la producción total de granos y 46% de la superficie agrícola sembrada en Argentina, convirtiéndose en el principal cultivo a nivel nacional (SIIA, 2018). ... -
Ecophysiological mechanisms underlying the positive relationship between seed protein concentration and yield in soybean under field heat and drought stress
Ergo, Verónica Vanesa; Veas, Rodolfo Ezequiel; Vega, Claudia Rosa Cecilia; Lascano, Hernan Ramiro; Carrera, Constanza Soledad (Wiley, 2024-06)A positive relationship between protein concentration and yield has been documented in different combinations of genotype and environment, often under potential conditions. However, the ecophysiological bases underlying ... -
Episodios de alta temperatura y déficit hídrico en soja: cinética de acumulación de componentes químicos del grano y biosíntesis de tocoferoles
Veas, Rodolfo Ezequiel (Facultad de Ciencias Exactas, Físicas y Naturales, Universidad Nacional de Córdoba, 2023-12-04)La soja [Glycine max (L.) Merr.], abastece más del 59% de la demanda global de proteína (Pr) y aceite (Ac) vegetal. El cultivo se realiza mayoritariamente bajo secano y suele atravesar eventos de alta temperatura y/o ... -
Estrés térmico y/o hídrico durante el llenado de grano en soja: impacto sobre el funcionamiento de la fuente y su efecto sobre el rendimiento
Ergo, Verónica Vanesa (2013)Durante el cultivo de soja son frecuentes episodios de estrés térmico (ET) combinados con insuficiente disponibilidad hídrica, que pueden afectar tanto el rendimiento (Rto) y sus componentes número de granos (NG) y peso ... -
Estrés y muerte celular programada en leguminosas: efectos de la expresión de supresores de muerte celular
Robert, German (Facultad de Ciencias Exactas, Físicas y Naturales, Universidad Nacional de Córdoba, 2012)En leguminosas, condiciones de estrés aceleran el proceso de senescencia e inducen muerte celular, comprometiendo la asimilación del carbono, la fijación biológica del nitrógeno y en consecuencia el crecimiento y la ... -
Evaluación de Procesos Fisiológicos Involucrados en la Fotosíntesis Bajo Condiciones de Estrés Térmico e Hídrico en Soja
Ergo, Veronica Vanesa; Veas, Rodolfo Ezequiel; Lascano, Hernan Ramiro; Vega, Claudia Rosa Cecilia; Mattio, Javier; Somale, Nicolás; Carrera, Constanza Soledad (Red Raíces de Ecofisiología MINCyT y el Área Estratégica de Ecofisiología del INTA, 2017-09-28)Actualmente se discute si el estrés térmico (ET) o el estrés hídrico (EH) limitan la fotosíntesis en los cultivos debido al cierre de estomas, a cambios metabólicos o a la combinación de ambos factores (Chaitanya et al., ... -
Evaluation of bradyrhizobia strains isolated from field-grown soybean plants in Argentina as improved inoculants
Melchiorre, Mariana; De Luca, Marcos Javier; Gonzalez Anta, Gustavo; Suarez, Paola Alejandra; Lopez, Carlos; Lascano, Hernan Ramiro; Racca, Roberto Walter (Springer, 2010-09-22)Bradyrhizobium strains were isolated from nodules obtained from field-grown soybean plants sampled in 12 soybean production locations in Argentina. These fields had been annually cropped with soybean and did not show ... -
Evolutionary insights into FYVE and PHOX effector proteins from the moss Physcomitrella patens
Agudelo Romero, Patricia; Margarida Fortes, Ana; Suárez, Trinidad; Lascano, Hernan Ramiro; Saavedra, Laura (Springer, 2020-02)Phosphatidylinositol 3-phosphate (PtdIns3P) is a signaling phospholipid, which regulates several aspects of plant growth and development, as well as responses to biotic and abiotic stresses. The mechanistic insights ... -
Expression of animal anti-apoptotic gene ced-9 enhances tolerance during Glycine max L.– Bradyrhizobium japonicum interaction under saline stress but reduces nodule formation
Robert, German; Muñoz, Nacira Belen; Melchiorre, Mariana; Sanchez, Federico; Lascano, Hernan Ramiro (2014-07-27)The mechanisms by which the expression of animal cell death suppressors in economically important plants conferred enhanced stress tolerance are not fully understood. In the present work, the effect of expression of animal ... -
Heat and water stressed field-grown soybean : a multivariate study on the relationship between physiological-biochemical traits and yield
Ergo, Verónica Vanesa; Lascano, Hernan Ramiro; Vega, Claudia Rosa Cecilia; Parola, Rodrigo; Carrera, Constanza Soledad (Elsevier, 2018-04)Heat stress (HS) combined with water stress (WS) negatively impact soybean [Glycine max (L.) Merr.] production. The aims of this research were to quantify the combined effect of HS and WS during grain filling (GF) on grain ... -
Heritable leaf traits as indicators of drought tolerance in Neltuma Alba for genetic improvement and ecological restoration
Lopez Lauenstein, Diego; Vega, Carmen Delcira; Verga, Anibal; Lascano, Hernan Ramiro; Marchelli, Paula (Springer, 2026)Climate change-induced droughts are pressing threats to forest species, especially in semi-arid regions like the Chaco, in South America. Developing drought-adapted genetic material for Neltuma alba, a keystone species for ... -
Identification of QTLs for shoot and root growth under ionic–osmotic stress in Lotus, using a RIL population
Quero, Gastón; Gutíerrez, Lucía; Lascano, Hernan Ramiro; Monza, Jorge; Sandal, Niels; Borsani, Omar (CSIRO Publishing, 2014-02-20)The genus Lotus includes a group of forage legume species including genotypes of agronomic interest and model species. In this work, an experimental hydroponic growth system allowed the discrimination of growth responses ... -
Increased Oxidative Stress Tolerance by Cambialistic Superoxide Dismutase Overexpression in Mesorhizobium japonicum MAFF303099
Gonzalez, Pablo; Lozano, M.; Lascano, Hernan Ramiro; Lagares, Antonio; Melchiorre, Mariana (Ediciones INTA, 2024-08)Oxidative stress is a common denominator underlying many environmental insults. As a global response, the increment of intracellular reactive oxygen species leads to the activation of the antioxidant system to maintain ... -
Interactions between soybean, Bradyrhizobium japonicum and Soybean mosaic virus: the effects depend on the interaction sequence
Andreola, Sofia; Rodriguez, Marianela; Parola, Rodrigo; Alemano, Sergio Gabriel; Lascano, Hernan Ramiro (2019-06-25)The symbiotic interaction between soybean and nitrogen-fixing rhizobia can lead to plant growth promotion and induced systemic responses. Symbiotic interactions may increase tolerance/resistance to abiotic/biotic stress ...