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Browsing by Subject "Potassium"

Now showing items 1-20 of 24

A Genomewide Screen for Tolerance to Cationic Drugs Reveals Genes Important for Potassium Homeostasis in Saccharomyces cerevisiae

Barreto, Lina; Canadell, David; Petrezselyova, Silvia; Navarrete, Clara; Maresova, Lydie; Pérez Valle, Jorge; Herrera, Rito; Olier, Ivan; Giraldo, Jesus; Sychrova, Hana; Yenush, Lynne; Ramos, Jose; Arino, Joaquin (American Society for Microbiology, 2011)

[EN] Potassium homeostasis is crucial for living cells. In the yeast Saccharomyces cerevisiae, the uptake of potassium is driven by the electrochemical gradient generated by the Pma1 H +-ATPase, and this process represents ...
Analysis of chemical and structural changes in kiwifruit (Actinidia deliciosa cv Hayward) through the osmotic dehydration

Castro Giráldez, Marta; Tylewicz, Urszula; Fito Suñer, Pedro José; Dalla Rosa, Marco; Fito Maupoey, Pedro (Elsevier, 2011-08)

[EN] Osmotic dehydration experiments of kiwifruit (Actinidiadeliciosa cv Hayward) were carried out in order to apply a nonlinear irreversible thermodynamic model. Samples were immersed into 65% (w/w) sucrose aqueous solution ...
Análisis de la interacción entre el canal de potasio de Arabidopsis KAT1 y las proteínas de la familia BAG

García Martínez, Guillermo (Universitat Politècnica de València, 2018-09-14)

[EN] Potassium is a monovalent cation essential for survival of all organisms, as it is involved in many biological processes. In plants, it plays an important role in regulating the opening and closure of the stomata. As ...
Caracterización de la interacción entre el canal de potasio de Arabidopsis KAT1 y MEE31 y sus posibles efectos regulatorios sobre KAT1

González García, Adrián (Universitat Politècnica de València, 2019-10-02)

[ES] El mantenimiento de la homeostasis iónica celular es un proceso dinámico y fundamental para todos los seres vivos. Todas las células disponen de sistemas eficientes para adquirir, almacenar y mantener las concentraciones ...
Caracterización de la interacción entre el canal de potasio de Arabidopsis thaliana KAT1 y su regulador BAG4

Grueso Cortina, Carmen María (Universitat Politècnica de València, 2020-07-04)

[ES] El correcto funcionamiento de cualquier organismo requiere el mantenimiento de la homeostasis iónica, un proceso dinámico esencial que debe garantizar la presencia de iones a niveles adecuados, evitando su acumulación. ...
Caracterización funcional de la interacción entre el canal de potasio de Arabidopsis KAT1 y uno de sus posibles reguladores

González García, Adrián (Universitat Politècnica de València, 2021-02-15)

[ES] El potasio es un catión monovalente clave en múltiples aspectos del crecimiento y de la supervivencia celular, como la compensación de cargas negativas de las macromoléculas, el mantenimiento del volumen celular y la ...
Changes in some nutrient contents of broccoli (Brassica oleracea L. var. italica Plenk) inflorescences affected by the brown bud disorder

Pascual España, Bernardo; Maroto Borrego, José Vicente; López Galarza, Salvador Vicente; Alagarda Pardo, José; Bono Herrera, María del Sol; San Bautista Primo, Alberto (International Society for Horticultural Science (ISHS), 1996-04-01)

The incidence of brown bud disorder in broccoli is quite common in the Spanish Mediterranean region during early autumn and late spring. This disorder affects the quality of heads and shoots, and more important reduces its ...
Development of a low-sodium ready-to-eat desalted cod

Aliño Alfaro, Marta; Fuentes López, Ana; Fernández Segovia, Isabel; Barat Baviera, José Manuel (Elsevier, 2011-12)

[EN] A new methodology to obtain desalted cod by partial sodium replacement with potassium, and ready-to-eat, was proposed. Sodium substitution was carried out not during the salting stage but during the desalting stage ...
Efecto de la reducción de sodio en la calidad y vida útil de trucha ahumada

Pastor Tudela, Vicente (Universitat Politècnica de València, 2015-10-08)

[ES] El ahumado tradicional de pescado incluye diferentes etapas como el salado, secado y/o ahumado. El papel del NaCl es determinante en el proceso, ya que entre otros efectos, contribuye a alargar la vida útil de los ...
Estudio sobre los reguladores del canal de potasio KAT1

Armero Giménez, Jorge (Universitat Politècnica de València, 2018-09-19)

[ES] La regulación de la concentración de iones en el interior celular es vital para el correcto mantenimiento y funcionamiento de todos los seres vivos, pero sobre todo de aquellos como las plantas, debido a su carácter ...
Estudio sobre VAMP2.1, potencial regulador del canal de potasio KAT1 en Arabidopsis thaliana

Torregrosa Barragán, Lucía (Universitat Politècnica de València, 2020-10-01)

[ES] En plantas, muchos eventos fisiológicos dependen del intercambio iónico a través de proteínas específicas de la membrana plasmática. En concreto, los canales de potasio son esenciales en numerosos procesos celulares ...
Intracellular changes in Ca2+, K+ and pH after sperm motility activation in the European eel (Anguilla anguilla): Preliminary results

Gallego Albiach, Victor; Martínez Pastor, Felipe; Mazzeo, Ilaria; Peñaranda, D.S.; Herraez, Paz; Asturiano Nemesio, Juan Francisco; Pérez Igualada, Luz María (Elsevier, 2014-01-01)

[EN] Although it is widely accepted that osmolality and ion fluxes are the main factors triggering sperm motility in fish, a complex universal mechanism for sperm motility activation does not exist in fish, and studies of ...
Modelling biological and chemically induced precipitation of calcium phosphate in enhanced biological phosphorus removal systems

Barat Baviera, Ramón; Montoya Martínez, Tatiana; Seco Torrecillas, Aurora; FERRER, J. (Elsevier, 2011)

The biologically induced precipitation processes can be important in wastewater treatment, in particular treating raw wastewater with high calcium concentration combined with Enhanced Biological Phosphorus Removal. Currently, ...
NOx storage/reduction catalysts based on Mg/Zn/Al/Fe hydrotalcite-like materials

Jablonska, Magdalena; Palomares Gimeno, Antonio Eduardo; Chmielarz, Lucjan (Elsevier, 2013-09)

Mg/Zn/Al/Fe mixed oxides derived from hydrotalcites synthesized by the coprecipitation method were found to be effective catalysts for the NOx storage/reduction (NSR) process. The activity of this material was improved by ...
Nursery location and potassium enrichment in Aleppo pine stock 1. Effect on nursery culture, growth, allometry and seedling quality

Campo García, Antonio Dámaso del; Hermoso de Mena, Javier; Ceacero, Carlos J.; Navarro Cerrillo, Rafael M. (Oxford University Press (OUP), 2011-07)

There is a need for a better understanding of the primary role of macronutrients in Aleppo pine stock quality and for producing larger nutrient-loaded stock, which may be challenging for inland nurseries. The influence of ...
Nursery location and potassium enrichment in Aleppo pine stock 2. Performance under real and hydrogel-mediated drought conditions

Campo García, Antonio Dámaso del; Hermoso de Mena, Javier; Flors, Jaime; Lidón Cerezuela, Antonio Luis; Navarro-Cerrillo, Rafael M. (Oxford University PressInstitute of Chartered Foresters, 2011-07)

This work investigates Aleppo pine performance under severe drought conditions according to seedling size and nutritional status, with special emphasis on potassium. The interaction of drought ameliorating measures such ...
Polyaniline coated conducting fabrics. Chemical and electrochemical characterization

Molina Puerto, Javier; Esteves, M.F.; Fernández Sáez, Javier; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2011-10)

Polyaniline coated conducting fabrics have been obtained by chemical oxidation of aniline by potassium peroxydisulfate on polyester fabrics. Two different acids have been employed to carry out the synthesis (HCl and H 2SO ...
Responses to Drought in Seedlings of European Larch (Larix decidua Mill.) from Several Carpathian Provenances

Plesa, Ioana M.; Al Hassan, Mohamad; González-Orenga, Sara; Sestras, Adriana; Vicente, Oscar; Prohens Tomás, Jaime; Boscaiu, Monica; Sestras, Radu (MDPI AG, 2019-06-16)

[EN] European larch (Larix decidua Mill.) has been reported either as more tolerant or as more sensitive to drought than conifers with perennial leaves. Previous studies have revealed that Carpathian populations of European ...
Selective oxidation of propane over alkali-doped Mo-V-Sb-O catalysts

Ivars Barceló, Francisco; Solsona Espriu, Benjamin Eduardo; Botella Asuncion, Pablo; Soriano Rodríguez, Mª Dolores; López Nieto, José Manuel (Elsevier, 2009-03-30)

[EN] Alkali metal-doped MoVSbO catalysts have been prepared by impregnation of a MoVSbO-mixed oxide (prepared previously by a hydrothermal synthesis) and finally activated at 500 or 600 degrees C in N-2. The catalysts have ...
Some Quality Aspects of Persimmon Jam Manufactured by Osmotic Dehydration without Thermal Treatment

Igual Ramo, Marta; Castelló Gómez, María Luisa; Ortolá Ortolá, Mª Dolores; Andrés Grau, Ana María (De GruyterBerkeley Electronic Press, 2011)

The traditional way of preparing persimmon jam produces astringent flavours due to the conversion of insoluble tannins into soluble tannins as a consequence of the high temperatures used in the process. For this reason, a ...