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Listar por autor "Roncel Gil, Mercedes"
Mostrando ítems 1-20 de 22
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Artículo
A high redox potential form of cytochrome c550 in photosystem II from Thermosynechococcus elongatus
Guerrero, Fernando Javier; Sedoud, Arezki; Kirilovsky, Diana L.; Rutherford, Alfred William; Ortega Rodríguez, José María; Roncel Gil, Mercedes (American Society for Biochemistry and Molecular Biology Inc., 2011)Cytochrome c550 (cyt c550) is a component of photosystem II (PSII) from cyanobacteria, red algae, and some other eukaryotic ...
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Artículo
A tribute to Jean-Marc Ducruet for his contribution to thermoluminescence and photosynthesis research
Roncel Gil, Mercedes; Krieger-Liszkay, Anja; Ortega Rodríguez, José María (Wiley-Blackwell, 2021) -
Artículo
Carbon dioxide-mediated decomposition of hydrogen peroxide in alkaline solutions
Rosa Acosta, Miguel Ángel de la; Rosa Acosta, Francisco Fernando de la; Navarro Carruesco, José Antonio; Roncel Gil, Mercedes (Faraday Division of the Chemical Society, 1984)Rapid hydrogen peroxide decomposition in aerated alkaline solutions is described, the maximum rate being attained at pH ...
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Artículo
Changes in photosynthetic electron transfer and state transitions in an herbicide-resistant D1 mutant from soybean cell cultures
Roncel Gil, Mercedes; Yruela Guerrero, Inmaculada; Kirilovsky, Diana L.; Guerrero, Fernando; Alfonso Lozano, Miguel; Picorel Castaño, Rafael; Ortega Rodríguez, José María (Elsevier, 2007)Anomalies in photosynthetic activity of the soybean cell line STR7, carrying a single mutation (S268P) in the chloroplastic ...
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Tesis Doctoral
Conversión química y biológica de la energía luminosa fotoproducción de peroxido de hidrógeno
Roncel Gil, Mercedes (1988)Todas las formas de vida hasta ahora conocidas en nuestro planeta requieren energía para su crecimiento y conservación. ...
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Artículo
Copper effect on cytochrome b559 of photosystem II under photoinhibitory conditions
Bernal Ibáñez, María; Roncel Gil, Mercedes; Ortega Rodríguez, José María; Picorel Castaño, Rafael; Yruela Guerrero, Inmaculada (Wiley, 2004)Toxic Cu (II) effect on cytochrome b559 under aerobic photoinhibitory conditions was examined in two different photosystem ...
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Artículo
Cytochrome c550 in the cyanobacterium Thermosynechococcus elongatus: Study of redox mutants
Kirilovsky, Diana L.; Roncel Gil, Mercedes; Boussac, Alain G P; Wilson, Adjélé; Zurita, Jorge L.; Ducruet, Jean Marc R C; Bottin, Hervé; Sugiura, Miwa; Ortega Rodríguez, José María; Rutherford, Alfred William (American Society for Biochemistry and Molecular Biology Inc., 2004)Cytochrome c550 is one of the extrinsic Photosystem II subunits in cyanobacteria and red algae. To study the possible role ...
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Artículo
Detergent effect on cytochrome b559 electron paramagnetic resonance signals in the photosystem II reaction centre
Yruela Guerrero, Inmaculada; García Rubio, Inés; Roncel Gil, Mercedes; Martínez, Jesús I.; Ramiro Pascual, María Victoria; Ortega Rodríguez, José María; Alonso, Pablo J.; Picorel Castaño, Rafael (Wiley, 2003)Detergent effect on Cytochrome b559 from spinach photosystem II was studied by electron paramagnetic resonance ...
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Artículo
Hongos entomopatógenos: de la agricultura a la conservación del patrimonio histórico
Crespo Martín, Eva; Gallego Sánchez, Luis Miguel; Gámez Arcas, Samuel; Mozo Mulero, Marta; Nevado Berzosa, María Patricia; Pérez Camacho, Inmaculada Concepción; Soriano Bermúdez, Jesús José; Téllez Pueblas, Elan Alexis; Molina Heredia, Fernando Publio; Roncel Gil, Mercedes; Pérez Castiñeira, José Román (Instituto Andaluz de Patrimonio Histórico, 2018)Los métodos tradicionales utilizados en la conservación del patrimonio histórico incluyen principalmente el uso de ...
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Artículo
In vivo reconstitution of a homodimeric cytochrome b559 like structure: The role of the N-terminus α-subunit from Synechocystis sp. PCC 6803
Luján Serrano, María Ángeles; Martínez, Jesús I.; Alonso, Pablo J.; Torrado Maya, Alejandro; Roncel Gil, Mercedes; Ortega Rodríguez, José María; Sancho, Javier; Picorel Castaño, Rafael (Elsevier, 2015)The cytochrome b559 is a heme-bridged heterodimeric protein with two subunits, α and β. Both subunits from Synechocystis ...
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Artículo
Iron Deficiency Induces a Partial Inhibition of the Photosynthetic Electron Transport and a High Sensitivity to Light in the Diatom Phaeodactylum tricornutum
Roncel Gil, Mercedes; González Rodríguez, Antonio A.; Naranjo Río-Miranda, Belén; Bernal Bayard, Pilar; Lindahl, Anna Marika; Hervás Morón, Manuel; Navarro Carruesco, José Antonio; Ortega Rodríguez, José María (Frontiers media, 2016)Iron limitation is the major factor controlling phytoplankton growth in vast regions of the contemporary oceans. In this ...
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Artículo
Iron Deficiency Promotes the Lack of Photosynthetic Cytochrome c550 and Affects the Binding of the Luminal Extrinsic Subunits to Photosystem II in the Diatom Phaeodactylum tricornutum
Castell, Carmen; Díaz Santos, Encarnación; Heredia Martínez, Luis G.; López Maury, Luis; Ortega Rodríguez, José María; Navarro, José A.; Roncel Gil, Mercedes; Hervás Morón, Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2022)In the diatom Phaeodactylum tricornutum, iron limitation promotes a decrease in the content of photosystem II, as determined ...
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Artículo
Light-induced absorption spectra of the D1–D2–cytochrome b 559 complex of Photosystem II: Effect of methyl viologen concentration
Yruela Guerrero, Inmaculada; Torrado, Elena; Roncel Gil, Mercedes; Picorel Castaño, Rafael (Springer Verlag, 2001)The light-induced difference absorption spectra associated to the photo-accumulation of reduced pheophytin a were studied ...
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Artículo
Mutations of Cytochrome b559 and PsbJ on and near the QC Site in Photosystem II Influence the Regulation of Short-Term Light Response and Photosynthetic Growth of the Cyanobacterium Synechocystis sp. PCC 6803
Huang, Jine Yung; Chiu, Yi Fang; Ortega Rodríguez, José María; Wang, Hsing Ting; Tseng, Tien Sheng; Ke, Shyue Chu; Roncel Gil, Mercedes; Chu, Hsiu An (American Chemical Society, 2016)The characteristic features of two types of short-term light adaptations of the photosynthetic apparatus of the cyanobacterium ...
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Artículo
Peculiar properties of chlorophyll thermoluminescence emission of autotrophically or mixotrophically grown Chlamydomonas reinhardtii
Ducruet, Jean Marc R C; Serrano Delgado, Aurelio; Roncel Gil, Mercedes; Ortega Rodríguez, José María (Elsevier, 2011)The microalgae Chlamydomonas reinhardtii and Chlorella sp. CCAP 211/84 were grown autotrophically and mixotrophically and ...
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Artículo
Ph-Dependent Photooxidation of Cytochrome B559 in the Photosystem II Reaction Center
Ortega Rodríguez, José María; Roncel Gil, Mercedes; Losada Villasante, Manuel (1997) -
Artículo
Photosynthetic cytochrome c550
Roncel Gil, Mercedes; Kirilovsky, Diana L.; Guerrero Rodríguez, Fernando; Serrano Delgado, Aurelio; Ortega Rodríguez, José María (Elsevier, 2012)Cytochrome c550 (cyt c550) is a membrane component of the PSII complex in cyanobacteria and some eukaryotic algae, such ...
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Artículo
Reconstitution, spectroscopy, and redox properties of the photosynthetic recombinant cytochrome b 559 from higher plants
Luján Serrano, María Ángeles; Martínez, Jesús I.; Alonso, Pablo J.; Guerrero Rodríguez, Fernando; Roncel Gil, Mercedes; Ortega Rodríguez, José María; Yruela Guerrero, Inmaculada; Picorel Castaño, Rafael (Springer Verlag, 2012)A study of the in vitro reconstitution of sugar beet cytochrome b 559 of the photosystem II is described. Both α and β ...
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Artículo
The afterglow photosynthetic luminescence
Ortega Rodríguez, José María; Roncel Gil, Mercedes (Wiley-Blackwell, 2020)The afterglow (AG) photosynthetic luminescence is a long-lived chlorophyll fluorescence emitted from PSII after the ...
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Artículo
The heterologous expression of a plastocyanin in the diatom Phaeodactylum tricornutum improves cell growth under iron-deficient conditions
Castell Capitán, María Carmen; Bernal Bayard, Pilar; Ortega Rodríguez, José María; Roncel Gil, Mercedes; Hervás Morón, Manuel; Navarro Carruesco, José Antonio (Wiley-Blackwell, 2021)We have investigated if the heterologous expression of a functional green alga plastocyanin in the diatom Phaeodactylum ...