Información del autor
Autor Vicente Córdoba, Carlos |
Documentos disponibles escritos por este autor (31)
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Díaz, E. M. ; Sánchez Elordi, Elena ; Santiago, Rocío ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | JSciMed Central | 2016-08-22Lichens are specific symbiotic associations between photosynthetic algae or cyanobacteria and heterotrophic fungi forming a double entity in which both components coexist. Specificity required for the lichen establishment can be defined in this [...]texto impreso
Díaz Peña, Eva María ; Ampe, Christophe ; van Troys, Maleen ; Vicente Manzanares, M. ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | Elsevier | 2016Lichenized Nostoc cells isolated from the lichen Peltigera canina develop chemotaxis towards a lectin purified from the lichen thallus. Similar movements in unicellular eukaryotes require actin and myosin to generate contraction and relaxation a[...]texto impreso
Vicente Córdoba, Carlos ; Alarcón, B. ; Santiago, Rocío ; Armas, R. D. ; Sánchez Elordi, Elena ; Legaz González, María Estrella | Trade Science | 2017-03-25A chemical simulation of the infection of sugar cane leaves by smut (Sporisorium scitamineum), using an elicitor isolated from the growing fungal mycelium, provokes an increase of the pattern of lignification of both sclereids and xylem elements[...]texto impreso
Pereira, Eugênia C. ; Silva, Nicaçio H. da ; Buril, M. L. L. ; Martins, Mônica C.B. ; Silva, Hianna A. M. F. ; Falcão, Emerson Peter S. ; Oliveira, Helinando P. de ; Costa, Mateus Matiuzzi da ; Legaz González, María Estrella ; Santiago, Rocío ; Vicente Córdoba, Carlos | Springer | 2020-05-12Lichens are the symbiotic organisms formed by one species of fungus associated to one or more species of green algae and/or cyanobacteria. The relationship between these organisms results in a metabolism that culminates in a production of exclus[...]texto impreso
Pereira, Eugênia C. ; Martins, Mônica C.B. ; Buril, M. L. L. ; Santiago, Rocío ; Da S. Falcão, Emerson Peter ; Da Silva, Nicácio H ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | JSciMed Central | 2017-07-13It can be obtained from lichens biologically-active extracts and pure substances, many of them of phenolic nature. They are usually obtained by using organic solvents, such as diethyl ether. In this paper the usefulness of ether for the obtainme[...]texto impreso
La ciencia impregna prácticamente todos los aspectos de nuestra vida gracias a la rapidez con la que se genera el conocimiento científico, la velocidad con la que dicho conocimiento se transmite y la profunda tecnificación de nuestra vida cotidi[...]texto impreso
Díaz Peña, Eva María ; Vicente-Manzanares, Miguel ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | Springer | 2015-11Lichenized Nostoc cells isolated from the lichen Peltigera canina develop chemotactic movement towards a lectin purified from the lichen thallus. Inhibitors of cytoskeleton dynamics, such as phalloidin, latrunculin A and blebbistatin, impede cel[...]texto impreso
Sánchez Elordi, Elena ; Baluška, František ; Echevarría, Clara ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Elsevier | 2016Microtubules (MTs) are involved in the germination of Sporisorium scitamineum teliospores. Resistant varieties of sugar cane plants produce defence glycoproteins that prevent the infection of the plants by the ?lamentous fungi Sporisorium scit[...]texto impreso
Sánchez Elordi, Elena ; Contreras, Roberto ; Armas, Roberto de ; Benito Jiménez, Cesar ; Santiago, Rocío ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Science Publishing Group | 2020-07-13Sugarcane is a C4 plant from the NADP-ME family, which performs a double photosynthetic carboxylation. It is a plant specialized in accumulating and storing large amounts of sucrose in the parenchymatous cells of its stalks. Perhaps because of t[...]texto impreso
Sánchez Elordi, Elena ; Morales de los Ríos, L. ; Díaz, E. M. ; Ávila, A. ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | Italian Phytopathological Society | 2016Sugarcane produces and secretes high molecular mass glycoproteins (HMMG) in response to pathogenic infections, wounds or several types of stress. The teliospores of the pathogenic filamentous fungus Sporisorium scitamineum produces smut disease [...]texto impreso
Díaz Peña, Eva María ; Cutrona, Carmen ; Sánchez Elordi, Elena ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | Springer Link | 2016-06In this study, we have used affinity chromatography to purify the lectins from a chlorolichen, Evernia prunastri (L.) Ach., and a cyanolichen, Peltigera canina (Ach.) Schard. These species secrete lectins that display arginase activity in additi[...]texto impreso
De Armas, Roberto ; De Oliveira, Andrezza K. ; De Vasconcelos, Talitha L. ; Vicente Córdoba, Carlos ; Santiago, Rocío ; Pereira, Eugênia C. ; Legaz González, María Estrella | Trade Science | 2016Cladonia verticillaris (Raddi) Fr. is a lichen species that grows on sandy soil of tablelands coexisting with savannah-like vegetation in Brazil. This species produces different lichen phenolics that are leached to the soil by the rainwater and [...]texto impreso
Sánchez Elordi, Elena ; Díaz, Eva María ; Armas, Roberto de ; Santiago, Rocío ; Alarcón, Borja ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Academic Press | 2020-04-17The effects of different environmental stresses on growth, efficiency in biomass production, and on the accumulation of sucrose in sugarcane cultivars are studied. Thermal, nutritional, saline, and drought stresses have similar effects on sensit[...]texto impreso
Vasconcelos, Talitha L. de ; De Armas, Roberto ; Pereira, Eugênia C. ; Santiago, Rocío ; Da Silva, Nicácio H. ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Trade Science | 2016Pernambuco (Brazil) in which sugar cane cultures are often established and fertilized by urea. The thalli of the above mentioned lichen are ex- perimentally maintained on different concentrations of urea in light or in darkness, conditions that [...]texto impreso
Sánchez Elordi, Elena ; Díaz Peña, Eva María ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | International Journal of Pharma and Bio Sciences | 2018-01Sporisorium scitamineum cells, that causes smut disease in sugar cane, respond to Concanavalin A (ConA). This lectin stimulates the cytoagglutination of teliospores, an excessive elongation of germinative tubes and induces morphological changes [...]texto impreso
En 1914 publicaba D. José Ortega y Gasset su libro “Meditaciones del Quijote” en el cual afirmaba: “Yo soy yo y mi circunstancia y si no la salvo a ella no me salvo yo”. El fondo científico del “yo soy yo y mi circunstancia” fue definido por Wad[...]texto impreso
Sánchez-Elordi, Elena ; Sterling, Roberto M. ; Santiago, Rocío ; Armas, Roberto de ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Elsevier | 2019-11-27Smut infection alters the transcription of dirigent proteins (DIR) by sugarcane plants. Here, we show that these alterations are associated to an elevated production of cytotoxic lignans. Smut-resistant sugarcane varieties display a fivefold inc[...]texto impreso
Sánchez Elordi, Elena ; Sterling, Roberto M. ; Santiago, Rocío ; Armas, Roberto de ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Elsevier | 2020-01Smut infection alters the transcription of dirigent proteins (DIR) by sugarcane plants. Here, we show that these alterations are associated to an elevated production of cytotoxic lignans. Smut-resistant sugarcane varieties display a fivefold inc[...]texto impreso
Alarcón, Borja ; Armas, Roberto de ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Bentham Science Publishers | 2019Aims and Objectives: This study aimed to characterize a coniferyl alcohol dehydrogenase from sugarcane stalks. Also, the purification of CAD from sugarcane stalks was also carried out to study kinetic properties and substrate specificity. Backg[...]texto impreso
Sánchez Elordi, Elena ; Blanch, María ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Isaac Scientific Publishing | 2017-12The aim of the present work is to study the way in which defense glycoproteins, produced by sugar cane plants, retard and modify the crystallization pattern of sucrose. The effect of defense glycoproteins against smut on the crystallization of s[...]texto impreso
Aguilar-Cuenca, Rocío ; Llorente-González, Clara ; Vicente Córdoba, Carlos ; Vicente Manzanares, M. | F1000Research | 2017-02-17Cell adhesion to the substratum and/or other cells is a crucial step of cell migration. While essential in the case of solitary migrating cells (for example, immune cells), it becomes particularly important in collective cell migration, in which[...]texto impreso
Martins, M.C.B. ; Lima, M. J. G. ; Santiago, Rocío ; Buril, M. L. L. ; Pereira, Eugênia C. ; Legaz González, María Estrella ; Vicente Córdoba, Carlos ; Silva, Nicaçio H. da | Trade Science Inc. | 2017-03The aim of this paper is related to the modifications of the most usual method for producing USN and others bioactive compounds by the lichen Cladonia substellata to rationalize ecologically the provision of those at large scale. Different cell [...]texto impreso
Sánchez Elordi, Elena ; Vicente Manzanares, M. ; Díaz Peña, Eva María ; Legaz González, María Estrella ; Vicente Córdoba, Carlos | Elsevier | 2016-07A fraction of active glycoproteins isolated from sugarcane cultivars resistant to smut (Sporisorium scitamineum) contains several peptides with different biological activities. One of these proteins is active as a positive chemotactic stimulus o[...]texto impreso
Sánchez Elordi, Elena ; Morales de los Ríos, Laura ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Springer | 2019-03-12Previous studies have already highlighted the correlation between Sporisorium scitamineum pathogenicity and sugarcane polyamine accumulation. It was shown that high infectivity correlates with an increase in the amount of spermidine, spermine an[...]texto impreso
Tigre, R. C. ; Pereira, Eugênia C. ; Da Silva, Nicácio H. ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Elsevier | 2015-05The possibilities for using phenolics, extracted from the lichen Cladonia verticillaris with different organic solvents, as bioherbicides have herein been studied through observation of the ultrastructural changes produced in Lactuca sativa seed[...]texto impreso
Two glycoproteins were purified and biochemically characterized from the lichen X. parietina. Both behaved as enzymes with arginase activity and haemaglutinins. Secreted arginase (SA) contained galactose and glucose in the saccharide moiety and [...]texto impreso
Sánchez Elordi, Elena ; Morales de los Ríos, Laura ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Elsevier | 2015-12Sugar cane cultivars resistant to smut produce a pool of glycoproteins after experimental infection, one of them develops arginine activity. This arginase induces cytoagglutination of smut teliospores but impedes germination. Teliospores also se[...]texto impreso
Sánchez Elordi, Elena ; Baluška, František ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Springer | 2019-09-14Sporisorium scitamineum teliospores possess an organized cytoskeleton involved in important developmental and physiological processes. It has been described that microtubules appear to be fundamental for nucleus translocation during germination [...]texto impreso
Vasconcelos, Talitha L. de ; Oliveira, Andrezza K. de ; Pereira, Eugênia C. ; Silva, Nicaçio H. da ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | 2015-12The lichen Cladonia verticillaris can alter the mineralogical composition of the sandy soils that serve as its main substrate. Soils from Mamanguape, the semiarid land of the northeast of Brazil on which C. verticillaris grows, are mainly compos[...]texto impreso
Díaz, Eva María ; Davó, Nuria ; Vicente Córdoba, Carlos ; Legaz González, María Estrella | Trade Science Inc. | 2015The mycobiont of the lichen Cladonia verticillaris produces two depsidones, protocetraric and fumarprotocetraric acids, in the nature. This last compound is produced from the former depsidone. To study the role of the algal partner in the produc[...]