Listar por autor "Ortigosa Peña, Francisco"
Mostrando ítems 1-20 de 22
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A revised view on the evolution of glutamine synthetase isoenzymes in plants
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ávila-Sáez, Concepción
; Cánovas-Ramos, Francisco Miguel; Hirel, Bertrand; Cantón, Francisco R.; Cañas-Pendón, Rafael Antonio[et al.] (Wiley, 2022-02)
Glutamine synthetase (GS) is a key enzyme responsible for the incorporation of inorganic nitrogen in the form of ammonium into the amino acid glutamine. In plants, two groups of functional GS enzymes are found: eubacterial ... -
Algunos aspectos de la evolución de la familia génica de glutamina sintetasa en plantas
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Hirel, Bertrand; Ruiz-Canton, Francisco Javier; Cañas-Pendón, Rafael Antonio[et al.] (2022)
En las plantas, la actividad glutamina sintetasa reside en miembros de la superfamilia GSII, que forman dos grupos de enzimas GS funcionales: la GSIIb eubacteriana (GLN2) y la GSIIe eucariota (GLN1/GS). Los análisis ... -
Ammonium regulates the development of pine roots through hormonal crosstalk and differential expression of transcription factors in the apex
Ortigosa Peña, Francisco; Lobato-Fernández, César; Shikano, Hitomi; Ávila-Sáez, Concepción; Taira, Shu; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (Wiley, 2021-11-01)
Ammonium is a prominent source of inorganic nitrogen for plant nutrition, but excessive amounts can be toxic for many species. However, most conifers are tolerant to ammonium, a relevant physiological feature of this ancient ... -
Análisis transcriptómico de la eficiencia en la captación de nitrógeno y la producción de biomasa en pino marítimo (Pinus pinaster)
Ortigosa Peña, Francisco; Valderrama-Martín, José Miguel; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio (2018-05-31)
Las coníferas son un grupo de plantas gimnospermas que forman extensos bosques, principalmente en el hemisferio norte1, por lo que presentan importantes contribuciones ecológicas y económicas. Debido al tipo de suelos en ... -
Analysis of NPF and NRT transporter families regarding the nitrate nutrition in maritime pine (Pinus pinaster)
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio (2019-07-08)
Nitrogen is an essential element for life and the main limiting nutrient for plant growth and development1. The main forms of inorganic nitrogen in soils are nitrate and ammonium, which relative abundances depend on ... -
Determinación de parámetros cinéticos de una nueva glutamina sintetasa en Pinus pinaster
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio (2018-05-31)
En las plantas, la glutamina sintetasa (GS, EC 6.3.1.2) es una enzima fundamental en el metabolismo del nitrógeno, siendo la responsable de la incorporación del nitrógeno inorgánico en las moléculas, catalizando la ... -
Efecto del amonio sobre las raíces de Pinus pinaster: respuesta génica
Ortigosa Peña, Francisco; Lobato-Fernández, César; Ávila-Sáez, Concepción; Ruiz-Canton, Francisco Javier; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (2022)
El amonio es un nutriente para las plantas capaz de inducir diferentes respuestas de crecimiento y desarrollo, modulando la expresión génica a diferentes niveles. No obstante, cuando se encuentra en exceso provoca toxicidad. ... -
Effect of combined nitrogenous nutrition and CO2 concentration in biomass and gene expression profile in Pinus pinaster
Urbano-Gámez, Jose Alberto; Ortigosa Peña, Francisco; Valderrama-Martín, José Miguel; Ruiz-Canton, Francisco Javier; Cañas-Pendón, Rafael Antonio (2022-09-14)
Carbon dioxide (CO2) in high concentration is beneficial for crop development, but due to the reduction of photorespiration in C3 plants, there is less reducing power available for nitrate (NO3-) reduction and later nitrogen ... -
Emerging insights into nitrogen assimilation in gymnosperms
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ruiz-Canton, Francisco Javier; Ávila-Sáez, Concepción; Cañas-Pendón, Rafael Antonio; Cánovas-Ramos, Francisco Miguel[et al.] (Springer, 2023)
Gymnosperms are a heterogeneous and ancient group of seed plants that includes conifers, ginkgos, cycads and gnetophytes. Molecular studies on extant gymnosperms have been constrained by some discouraging features for ... -
Emerging insights into nitrogen assimilation in gymnosperms.
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ruiz-Canton, Francisco Javier; Ávila-Sáez, Concepción; Cañas-Pendón, Rafael Antonio; Cánovas-Ramos, Francisco Miguel[et al.] (Springer Nature, 2023-04-25)
Gymnosperms are a heterogeneous and ancient group of seed plants that includes conifers, ginkgos, cycads and gnetophytes. Molecular studies on extant gymnosperms have been constrained by some discouraging features for ... -
Epitranscriptome changes triggered by ammonium nutrition regulate the proteome response of maritime pine roots.
Ortigosa Peña, Francisco; Lobato-Fernández, César; Pérez-Claros, Juan Antonio; Ruiz-Canton, Francisco Javier; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (Frontiers, 2022)
Epitranscriptome constitutes a gene expression checkpoint in all living organisms. Nitrogen is an essential element for plant growth and development that influences gene expression at different levels such as epigenome, ... -
Importancia de la nutrición nitrogenada en plantas: genómica funcional de la respuesta a la nutrición con amonio en raíces de pino
(UMA Editorial, 2021-05-12)En esta Tesis Doctoral se ha diseñado y llevado a cabo una práctica de laboratorio con la que se ilustra a los alumnos la importancia del nitrógeno en las plantas. Gracias a este trabajo no solo refuerza de manera didáctica ... -
Inorganic nitrogen form determines nutrient allocation and metabolic responses in maritime pine seedlings.
Ortigosa Peña, Francisco; Valderrama-Martín, José Miguel; Urbano-Gámez, Jose Alberto; García Martín, Maria Luisa; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (MDPI, 2020-04-09)
Nitrate and ammonium are the main forms of inorganic nitrogen available to plants. The present study aimed to investigate the metabolic changes caused by ammonium and nitrate nutrition in maritime pine (Pinus pinaster ... -
Involvement of miRNAs in the short-term response of pine roots to ammonium nutrition
Ortigosa Peña, Francisco; Lobato-Fernández, César; Valderrama-Martín, José Miguel; Urbano-Gámez, Jose Alberto; Cantón, Francisco R.; Cañas-Pendón, Rafael Antonio[et al.] (2022)
Post-transcriptonal gene regulation is an essential control point regarding gene expression programs. A class of small non-coding RNAs, microRNAs (miRNAs) play important roles during this process. They act on target mRNAs ... -
Nuevas aproximaciones a la asimilación del amonio en la conífera Pinus pinaster
Cañas-Pendón, Rafael Antonio; Ortigosa Peña, Francisco; Valderrama-Martín, José Miguel; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel (2018-05-31)
Las coníferas son plantas bien adaptadas a crecer en suelos con considerables cantidades de amonio. Por este motivo son un buen modelo de estudio de la asimilación de amonio en plantas. El pino marítimo (Pinus pinaster ... -
Pine has two glutamine synthetase paralogs, GS1b.1 and GS1b.2, exhibiting distinct biochemical properties
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Aledo-Ramos, Juan Carlos; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (Wiley, 2023)
The enzyme glutamine synthetase (EC 6.3.1.2) is mainly responsible for the incorporation of inorganic nitrogen into organic molecules in plants. In the present work, a pine (Pinus pinaster) GS1 (PpGS1b.2) gene was identified, ... -
Pine has two glutamine synthetase paralogs, GS1b.1 and GS1b.2, exhibiting distinct biochemical properties.
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Aledo-Ramos, Juan Carlos; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (Wiley, 2023)
The enzyme glutamine synthetase (EC 6.3.1.2) is mainly responsible for the incorporation of inorganic nitrogen into organic molecules in plants. In the present work, a pine (Pinus pinaster) GS1 (PpGS1b.2) gene was identified, ... -
Study of the NPF and NRT transporter families in the conifer Pinus pinaster
Valderrama-Martín, José Miguel; Ortigosa Peña, Francisco; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio (2019-07-29)
Nitrogen, in natural environments, is the main limiting nutrient for plant growth and development1. This essential element can be presented in different forms in the soils being the two main forms nitrate and ammonium, ... -
Transcriptome Analysis and Intraspecific Variation in Spanish Fir (Abies pinsapo Boiss.)
Ortigosa Peña, Francisco; Ávila-Sáez, Concepción; Rubio-Valverde, Lourdes; Álvarez-Garrido, Lucía; Carreira de la Fuente, José Antonio; Cañas-Pendón, Rafael Antonio; Cánovas-Ramos, Francisco Miguel[et al.] (IOAP-MPDI, 2022-08-19)
Spanish fir (Abies pinsapo Boiss.) is an endemic, endangered tree that has been scarcely investigated at the molecular level. In this work, the transcriptome of Spanish fir was assembled, providing a large catalog of ... -
Transcriptomics of ammonium nutrition in the conifer Pinus pinaster Aiton
Ortigosa Peña, Francisco; Lobato-Fernández, César; Valderrama-Martín, José Miguel; Ávila-Sáez, Concepción; Cánovas-Ramos, Francisco Miguel; Cañas-Pendón, Rafael Antonio[et al.] (2019-07-10)
Nitrogen is an important element for all living beings because it is part of macromolecules as significant as nucleic acids or amino acids. For plants, it constitutes a limiting factor in their growth and development1 due ...