• Preparation of selenium-based drug-modified polymeric ligand-functionalised Fe3O4 nanoparticles as multimodal drug carrier and magnetic hyperthermia inductor 

      Galarreta Rodríguez, Itziar; Etxebeste-Mitxeltorena, Mikel; Moreno, Esther; Plano, Daniel; Sanmartín, Carmen; Megahed, Saad; Feliu, Neus; Parak, Wolfgang J.; Garayo Urabayen, Eneko Upna Orcid; Gil de Muro, Izaskun; Lezama, Luis; Ruiz de Larramendi, Idoia; Insausti, Maite (MDPI, 2023)   Artículo / Artikulua  OpenAccess
      In recent years, much effort has been invested into developing multifunctional drug delivery systems to overcome the drawbacks of conventional carriers. Magnetic nanoparticles are not generally used as carriers but can be ...
    • Pretreatment and enzymatic hydrolysis for the efficient production of glucose and furfural from wheat straw, pine and poplar chips 

      Cornejo Ibergallartu, Alfonso Upna Orcid; Alegría Dallo, Irantzu; García Yoldi, Íñigo Upna; Sarobe Martínez, Íñigo Upna; Sánchez, David; Otazu, Eduardo; Funcia, Ibai; Gil Idoate, María José Upna Orcid; Martínez Merino, Víctor Upna Orcid (Elsevier, 2019)   Artículo / Artikulua  OpenAccess
      A flexible approach to a two-step biorefinery for the production of glucose and furfural from three different feedstocks is presented. Pretreatment conditions were selected to drive the production towards the generation ...
    • Production of aromatic compounds by catalytic depolymerization of technical and downstream biorefinery lignins 

      Cornejo Ibergallartu, Alfonso Upna Orcid; Bimbela Serrano, Fernando Upna Orcid; García Yoldi, Íñigo Upna; Maisterra Udi, Maitane Upna; Gandía Pascual, Luis Upna Orcid; Martínez Merino, Víctor Upna Orcid (MDPI, 2020)   Artículo / Artikulua  OpenAccess
      Lignocellulosic materials are promising alternatives to non-renewable fossil sources when producing aromatic compounds. Lignins from Populus salicaceae., Pinus radiata and Pinus pinaster from industrial wastes and biorefinery ...
    • Profiling a new postbiotic product for its application in fish aquaculture 

      Quintanilla Pineda, Mario Alejandro; Díaz, Jesús Vicente; Gutiérrez-Falcón, Ana; Ibáñez Moya, Francisco C. Upna Orcid; Marzo Pérez, Florencio Upna Orcid (MDPI, 2023)   Artículo / Artikulua  OpenAccess
      Weissella cibaria is a lactic acid bacteria that has been receiving great interest in the last decade; however, its research into aquaculture remains insufficient. In this context, the resistance to pH 3–5, bile salts ...
    • Progress and perspectives on pillared clays applied in energetic and environmental remediation processes 

      Gil Bravo, Antonio Upna Orcid; Vicente, Miguel Ángel (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
      Pillared interlayered clays (PILCs) are materials that show a two-dimensional layered porous structure with properties that could be interesting alternatives to zeolites and other microporous solids. Some of the properties ...
    • Progress and recent strategies in the synthesis and catalytic applications of perovskites based on lanthanum and aluminum 

      Muñoz Alvear, Helir Joseph; Korili, Sophia A. Upna Orcid; Gil Bravo, Antonio Upna Orcid (MDPI, 2022)   Artículo / Artikulua  OpenAccess
      Lanthanum aluminate-based perovskite (LaAlO3) has excellent stability at high temperatures, low toxicity, and high chemical resistance and also offers wide versatility to the substitution of La3+ and Al3+, thus, allowing ...
    • Progress in the removal of pharmaceutical compounds from aqueous solution using layered double hydroxides as adsorbents: a review 

      Santamaría Aquilué, Rafael Upna Orcid; Vicente, Miguel Ángel; Korili, Sophia A. Upna Orcid; Gil Bravo, Antonio Upna Orcid (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
      Emerging contaminants and, among them, pharmaceutical compounds, have a significant impact on water ecosystems. Layered Double Hydroxides (LDH), being easy to synthesize and cheap materials, have recently gained attention ...
    • Progress in the synthesis and applications of hexaaluminate-based catalysts 

      Torrez Herrera, Jonathan Josué Upna; Korili, Sophia A. Upna Orcid; Gil Bravo, Antonio Upna Orcid (Taylor & Francis, 2020)   Artículo / Artikulua  OpenAccess
      The development of materials that can exhibit thermal resistance at very high temperatures, thus allowing them to be applied as catalysts and thermal insulators, amongst other possible uses, is a research subject of great ...
    • Propuesta de rehabilitación ambiental del Lago Uru Uru 

      Zamora Echenique, Gerardo; Blanco Vaca, Juan Antonio Upna Orcid (Instituto de Investigaciones Mineras, Universidad Técnica de Oruro (Bolivia), 2021)   Artículo / Artikulua  OpenAccess
      Durante varios siglos, la industria minera y de procesamiento de minerales ha sido la base de la economía del departamento de Oruro en Bolivia, y aparentemente, continuará siéndolo en un futuro previsible. Estas labores, ...
    • The proteome of Medicago truncatula in response to ammonium and urea nutrition reveals the role of membrane proteins and enzymes of root lignification 

      Royo Castillejo, Beatriz Upna; Esteban Terradillos, Raquel; Buezo Bravo, Javier Upna; Santamaría, Enrique; Fernández Irigoyen, Joaquín Upna Orcid; Becker, Dirk; Morán Juez, José Fernando Upna Orcid (Elsevier, 2019)   Artículo / Artikulua  OpenAccess
      Plants differ widely in their growth and tolerance responses to ammonium and urea nutrition, while derived phenotypes seem markedly different from plants grown under nitrate supply. Plant responses to N sources are complex, ...
    • Pseudo-homogeneous and heterogeneous kinetic models of the NaOH-catalyzed methanolysis reaction for biodiesel production 

      Zabala, Silvia; Reyero Zaragoza, Inés Upna Orcid; Campo Aranguren, Idoia; Arzamendi Manterola, María Cruz Upna Orcid; Gandía Pascual, Luis Upna Orcid (MDPI, 2021)   Artículo / Artikulua  OpenAccess
      Methanolysis of vegetable oils in the presence of homogeneous catalysts remains the most important process for producing biodiesel. However, there is still a lack of accurate description of the reaction kinetics. This is ...
    • Pyric herbivory increases soil microbial diversity but has a site-dependent effect on soil mesofauna in the mid-term 

      San Emeterio Garciandía, Leticia Upna Orcid; Baquero, Enrique; Antón Sobejano, Rodrigo; Jordana, Rafael; Múgica Azpilicueta, Leire Upna; Sáez, José L.; Virto Quecedo, Íñigo Upna Orcid; Canals Tresserras, Rosa María Upna Orcid (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      Woody plant encroachment threatens grassland biomes at a global scale. Pyric herbivory combines prescribed burnings and targeted grazing to restore open habitats and has proved to be successful in promoting landscape and ...
    • Reaction monitoring by ultrasounds in a pseudohomogeneous medium: triglyceride ethanolysis for biodiesel production 

      Reyero Zaragoza, Inés Upna Orcid; Gandía Pascual, Luis Upna Orcid; Arzamendi Manterola, María Cruz Upna Orcid (MDPI, 2022)   Artículo / Artikulua  OpenAccess
      The sound propagation speed measurement us is used for monitoring triglyceride ethanol-ysis in a broad range of reaction conditions (mainly, temperature: 23–50◦C; ethanol/oil: from 6 to 24 mol/mol). Experimentally, us ...
    • Recent advances in bromine complexing agents for zinc-bromine redox flow batteries 

      Jiménez Blasco, Uxua; Arrebola, José Carlos; Caballero, Álvaro (MDPI, 2023)   Artículo / Artikulua  OpenAccess
      The development of energy storage systems (ESS) has become an important area of research due to the need to replace the use of fossil fuels with clean energy. Redox flow batteries (RFBs) provide interesting features, such ...
    • Recognizing the importance of an urban soil in an open-air city museum: An opportunity in the city of Madrid, Spain 

      Jiménez-Ballesta, Raimundo; De Soto García, I. S. Upna Orcid; García-Navarro, Francisco Jesús; García Giménez, Rosario (MDPI, 2022)   Artículo / Artikulua  OpenAccess
      This article examines the presence of urban soil buried under anthropogenic debris in an air-museum park in the Madrid city center (Spain), and highlights the particularities of this singular urbanized setting to indicate ...
    • Reducing SO₂ doses in red wines by using grape stem extracts as antioxidants 

      Esparza Catalán, Irene Upna; Martínez Inda, Blanca Upna; Cimminelli, María José Upna; Moler Cuiral, José Antonio Upna Orcid; Jiménez Moreno, Nerea Upna Orcid; Ancín Azpilicueta, Carmen Upna Orcid (MDPI, 2020)   Artículo / Artikulua  OpenAccess
      SO₂ is a very important wine preservative. However, there are several drawbacks associated with the use of SO₂ in wine. The aim of this work is to evaluate the effect of the partial substitution of SO₂ in the Tempranillo ...
    • The regulators of peroxisomal acyl-carnitine shuttle CROT and CRAT promote metastasis in melanoma 

      Lasheras Otero, Irene; Feliu, Iker; Maíllo Ruiz de Infante, Alberto; Moreno, Haritz; Redondo Muñoz, Marta; Aldaz Donamaría, Paula; Bocanegra Gondán, Ana Isabel; Olías Arjona, Ana; Lecanda, Fernando; Fernández Irigoyen, Joaquín Upna Orcid; Santamaría, Enrique; Larráyoz, Ignacio M.; Gómez Cabrero, David; Wellbrock, Claudia; Vicent, Silvestre; Arozarena Martinicorena, Imanol (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      Circulating tumor cells are the key link between a primary tumor and distant metastases, but once in the bloodstream, loss of adhesion induces cell death. To identify the mechanisms relevant for melanoma circulating tumor ...
    • Replication of small ruminant lentiviruses in aluminum hydroxide-induced granulomas in sheep: a potential new factor for viral dissemination 

      Echeverría Garín, Irache Upna Orcid; Miguel, Ricardo de; Asín, Javier; Rodríguez Largo, Ana; Fernández, Antonio; Pérez, Marta María; Andrés Cara, Damián de Upna Orcid; Luján, Lluís; Reina Arias, Ramsés Upna Orcid (American Society for Microbiology, 2021)   Artículo / Artikulua  OpenAccess
      Aluminum (Al)-based salts are widely used adjuvants in ruminants and other species to strengthen the immune response elicited against vaccine antigen(s). However, they can lead to the formation of long-lasting granulomas ...
    • Room temperature huge magnetocaloric properties in low hysteresis ordered Cu-doped Ni-Mn-In-Co alloys 

      La Roca, Paulo Matías Upna; López García, Javier Upna; Sánchez-Alarcos Gómez, Vicente Upna Orcid; Recarte Callado, Vicente Upna Orcid; Rodríguez-Velamazán, José Alberto; Pérez de Landazábal Berganzo, José Ignacio Upna Orcid (Elsevier, 2022)   Artículo / Artikulua
      The reduction of the thermal hysteresis in first order magnetostructural transition is a determining factor to decrease energy losses and to improve the efficiency of magnetocaloric cooling based systems. In this work, a ...
    • Routes for enhanced magnetism in Ni-Mn-In metamagnetic shape memory alloys 

      López García, Javier Upna; Sánchez-Alarcos Gómez, Vicente Upna Orcid; Recarte Callado, Vicente Upna Orcid; Pérez de Landazábal Berganzo, José Ignacio Upna Orcid; Fabelo, O.; Cesari, Eduard; Rodríguez Velamazán, José Alberto (Elsevier, 2019)   Artículo / Artikulua  OpenAccess
      The authors provide in-depth physical insight into the enhancement of the magnetic properties of metamagnetic shape memory alloys produced by thermal treatment and cobalt doping. They use neutron scattering to study the ...

      El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
      Logo MinisterioLogo Fecyt