Listar por autor "Torres, Enrique"
Mostrando ítems 1-20 de 33
-
A capillary zone electrophoresis for determination of thiolic peptides in biological samples
Pérez Rama, Mónica; Abalde, Julio; Herrero, Concepción; Suárez, Cristina; Torres, Enrique (WILEY-VCH Verlag, 2009-06)A new method to improve the analyses of thiolic peptides (cysteine, γGlu-Cys, glutathione, phytochelatins and desglycyl-phytochelatins) derivatized with monobromobimane (mBrB) in complex biological samples by CZE is ... -
A Comparison of the Relative Sensitivity of Structural and Functional Cellular Responses in the Alga Chlamydomonas eugametos Exposed to the Herbicide Paraquat
Franqueira, Dolores; Cid, Ángeles; Torres, Enrique; Orosa García, Miguel; Herrero, Concepción (Springer, 1999-04)The effect of the herbicide paraquat on the freshwater microalga Chlamydomonas eugametos was studied in function of different parameters such as growth, elemental composition, total lipids, and photosynthetic pigments ... -
Bioremediation of oxytetracycline in seawater by living and dead biomass of the microalga Phaeodactylum tricornutum
Santaeufemia, Sergio; Torres, Enrique; Mera, Roi; Abalde, Julio (Elsevier, 2016)Due to its use, a large amount of Oxytetracycline (OTC) is released into water, which has a detrimental impact on aquatic ecosystems and human health. Although there are different physicochemical methods (mainly photodegradation) ... -
Biosorption: A Review of the Latest Advances
Torres, Enrique (MDPI, 2020-12-01)[Abstract] Biosorption is a variant of sorption techniques in which the sorbent is a material of biological origin. This technique is considered to be low cost and environmentally friendly, and it can be used to remove ... -
Cadmium removal by living cells of the marine microalgaTetraselmis suecica
Torres, Enrique; Pérez Rama, Mónica; Abalde, Julio; Herrero, Concepción (2002-09)[Abstract] Cadmium removal by living cells of the marine microalga Tetraselmis suecica was tested in cultures exposed to different cadmium concentrations (0.6, 3, 6, 15, 30 and 45 mg/l). The EC50 for growth was 7.9 mg Cd/l ... -
Cadmium toxicity on the freshwater microalga Chlamydomonas moewusii Gerloff: Biosynthesis of thiol compounds
Suárez, Cristina; Torres, Enrique; Pérez Rama, Mónica; Herrero, Concepción; Abalde, Julio (SETAC-Press (Society of Environmental Toxicology and Chemistry), 2010-09)Cadmium (Cd) toxicity and production of different thiols (phytochelatins, glutathione, γ-Glu-Cys and cysteine) were studied in the microalga Chlamydomonas moewusii exposed to different concentrations of this metal (1, 2, ... -
Capillary zone electrophoresis for analysis of phytochelatins and other thiol peptides in complex biological samples derivatized with monobromobimane
Pérez Rama, Mónica; Torres, Enrique; Abalde, Julio (Wiley, 2005-02)A new method to improve the analysis of phytochelatins and their precursors (cysteine, γ-Glu-Cys, and glutathione) derivatized with monobromobimane (mBrB) in complex biological samples by capillary zone electrophoresis is ... -
La citometría de flujo como herramienta para el estudio del efecto tóxico de diferentes contaminantes sobre microalgas
Cid, Ángeles; Franqueira, Dolores; Orosa García, Miguel; Torres, Enrique (Universidade da Coruña, 1999) -
Class III metallothioneins in response to cadmium toxicity in the marine microalga Tetraselmis suecica (Kylin) Butch
Pérez-Rama, Mónica; Herrero, Concepción; Abalde, Julio; Torres, Enrique (Wiley, 2001-09)Microalgae are one of the most important organisms in our ecosystems being seriously affected by metal pollution. However, the microalgae Tetraselmis suecica (Kylin) Butch is tolerant to cadmium; the concentration of this ... -
Composition and production of thiol constituents induced by cadmium in the marine microalga Tetraselmis suecica
Pérez Rama, Mónica; Torres, Enrique; Abalde, Julio (Wiley, 2006-01)Time course of intracellular levels of different thiols (phytochelatins, desglycyl-phytochelatins, glutathione, γ-glutamylcysteine [γ-Glu-Cys], and cysteine) were studied in the microalga Tetraselmis suecica exposed to ... -
Copper toxicity on the marine microalga Phaeodactylum tricornutum: effects on photosynthesis and related parameters
Cid, Ángeles; Herrero, Concepción; Torres, Enrique; Abalde, Julio (Elsevier, 1995-02)Essential heavy metals, as copper, can be toxic for microalgae at high concentrations. Copper affected growth and other parameters closely related to photosynthesis of the marine diatom Phaeodactylum tricornutum. A copper ... -
Diatom communities in thermo-mineral springs of Galicia (NW Spain)
Leira, Manel; Meijide-Faílde, Rosa; Torres, Enrique (Taylor & Francis para The International Society for Diatom Research, 2017-03-02)[Abstract] The species composition of diatom assemblages was studied in five unpolluted thermo-mineral springs in Galicia (NW Spain). Three are considered hot and two cold, and some contain hydrogen sulphide. A total of ... -
Disorders provoked by copper in the marine diatom Phaeodactylum tricornutum in short-time exposure asays
Cid, Ángeles; Torres, Enrique; Herrero, Concepción; Abalde, Julio (Station Biologique de Roscoff, 1997)[Abstract] Copper toxicity on the marine diatom Phaeodactylwn tricomutum was assessed after 24.liours of exposure, using different parameters: growth, 14C-bicarbonate assimilation, 3H-thymidine incorporation, photosynthetic ... -
Dunaliella salina as marine microalga highly tolerant to but a poor remover of cadmium
Folgar Couselo, Salvador; Torres, Enrique; Pérez Rama, Mónica; Cid, Ángeles; Herrero, Concepción; Abalde, Julio (2009-06)[Abstract]Cadmium tolerance and removal in the marine microalga Dunaliella salina were studied in cultures exposed to different metal concentrations (5–120 mg Cd l−1) for 96 h. This microalga can be included in the group ... -
Effect of cadmium on growth, ATP content, carbon fixation and ultrastructure in the marine diatom Phaeodactylum Tricornutum Bohlin
Torres, Enrique; Cid, Ángeles; Herrero, Concepción; Abalde, Julio (Springer, 2000-01)Cadmium toxicity to the diatom Phaeodactylum tricornutum Bohlin has been studied on the basis of the effect of this metal on growth, ATP content, 14C uptake and cellular ultrastructure. The microalga was exposed to 1, 5, ... -
Effects of nitrogen source and growth phase on proximate biochemical composition, lipid classes and fatty acid profile of the marine microalga "Isochrysis Galbana"
Fidalgo Paredes, Pablo; Cid, Ángeles; Torres, Enrique; Sukenik, A.; Herrero, Concepción (1998-07)[Abstract]The marine microalga Isochrysis galbana was cultured in nitrate, nitrite or urea media to examine changes in the gross biochemical composition, with special emphasis on the growth phase associated changes in the ... -
Efficient Removal of Methylene Blue Using Living Biomass of the Microalga Chlamydomonas moewusii: Kinetics and Equilibrium Studies
Seoane Cuquejo, Raquel; Santaeufemia, Sergio; Abalde, Julio; Torres, Enrique (MDPI, 2022-02-24)[Abstract] The efficiency of the living biomass of the microalga Chlamydomonas moewusii in removing methylene blue dye is determined. The kinetics, equilibrium isotherms, and the effects on this process of the pH, contact ... -
Extremophilic cyanobacteria from thermo-mineral springs of spas in Atlantic environments
López-Rodríguez, M. Carmen; Asencio, Antonia D.; Meijide-Faílde, Rosa; Torres, Enrique (Taylor & Francis, 2022-04-12)[Abstract] The species composition of cyanobacteria assemblages was studied in six thermo-mineral springs of spas in Atlantic environments of Galicia (NW Spain). Two are considered hot (Ta ≥ 40 °C), two intermediate (Ta ... -
Isobolographic analysis of the interaction between cadmium (II) and sodium sulphate: toxicological consequences
Mera, Roi; Torres, Enrique; Abalde, Julio (Springer, 2016)Sulphate is an essential nutrient for autotrophic organisms and has been shown to have important implications in certain processes of tolerance to cadmium toxicity. Sodium sulphate is the main salt of sulphate in the natural ... -
Isotherm studies for the determination of Cd(II) ions removal capacity in living biomass of a microalga with high tolerance to cadmium toxicity.
Torres, Enrique; Mera, Roi; Herrero, Concepción; Abalde, Julio (Springer Berlin Heidelberg, 2014)The biosorption characteristics of Cd(II) ions using the living biomass of the marine diatom Phaeodactylum tricornutum were investigated. This microalga is a highly tolerant species to cadmium toxicity, for this reason ...
