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Articles 73 records found  1 - 10nextend  jump to record: Search took 0.00 seconds. 
1.
17 p, 3.3 MB Trace-metal content of the Cerro Quema Au-Cu deposit (Azuero Peninsula, Panama): implications for exploration / Corral, Isaac (Universitat Autònoma de Barcelona. Departament de Geologia) ; Corbella i Cordomí, Mercè (Universitat Autònoma de Barcelona. Departament de Geologia) ; Gómez-Gras, David (Universitat Autònoma de Barcelona. Departament de Geologia) ; Griera Artigas, Albert (Universitat Autònoma de Barcelona. Departament de Geologia)
Cerro Quema (Azuero Peninsula, Panama) is a high-sulfidation epithermal Au-Cu deposit hosted by a dacite dome complex of the Río Quema Formation (late Campanian to Maastrichtian). High-sulfidation mineralization at Cerro Quema occurs within a lithocap of vuggy quartz and advanced argillic alteration, and comprises a first stage of disseminations and microveinlets of pyrite, chalcopyrite, enargite, tennantite, and minor sphalerite. [...]
2018 - 10.18268/BSGM2018v70n2a14
Boletín de la Sociedad Geológica Mexicana, Vol. 70, Núm. 2 (2018) , p. 549‒565  
2.
18 p, 1.0 MB Polyoxometalate-Decorated Gold Nanoparticles Inhibit β-Amyloid Aggregation and Cross the Blood-Brain Barrier in a µphysiological Model / Perxés Perich, Marta (Institut Català de Nanociència i Nanotecnologia) ; Palma-Florez, Sujey (Institut de Ciència i Tecnologia de Barcelona) ; Solé, Clara (Institut de Ciència i Tecnologia de Barcelona) ; Goberna-Ferrón, Sara (Institut Català de Nanociència i Nanotecnologia) ; Samitier, Josep (Institut de Ciència i Tecnologia de Barcelona) ; Gómez-Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Mir, Mònica (Institut de Ciència i Tecnologia de Barcelona) ; Lagunas, Anna (Institut de Ciència i Tecnologia de Barcelona)
Alzheimer's disease is characterized by a combination of several neuropathological hallmarks, such as extracellular aggregates of beta amyloid (Aβ). Numerous alternatives have been studied for inhibiting Aβ aggregation but, at this time, there are no effective treatments available. [...]
2023 - 10.3390/nano13192697
Nanomaterials, Vol. 13, Issue 19 (October 2023) , art. 2697  
3.
13 p, 10.6 MB Exploiting endocytosis for transfection of mRNA for cytoplasmatic delivery using cationic gold nanoparticles / Gustà, Muriel F. (Institut Català de Nanociència i Nanotecnologia) ; Edel, Michael J (Universitat Autònoma de Barcelona) ; Salazar Montoya, Vivian Angélica (Institut Català de Nanociència i Nanotecnologia) ; Alvarez-Palomo, Belén (Banc de Sang i Teixits) ; Juan, Manel (Hospital Clínic i Provincial de Barcelona) ; Broggini, Massimo (IRCCS-Istituto di Ricerche Farmacologiche Mario Negri) ; Damia, Giovanna (IRCCS-Istituto di Ricerche Farmacologiche Mario Negri) ; Bigini, Paolo (IRCCS-Istituto di Ricerche Farmacologiche Mario Negri) ; Corbelli, Alessandro (IRCCS-Istituto di Ricerche Farmacologiche Mario Negri) ; Fiordaliso, Fabio (IRCCS-Istituto di Ricerche Farmacologiche Mario Negri) ; Barbul, Alexander (Tel Aviv University) ; Korenstein, Rafi (Tel Aviv University) ; Bastús, Neus G (Institut Català de Nanociència i Nanotecnologia) ; Puntes, Víctor (Institut Català de Nanociència i Nanotecnologia)
Gene therapy holds promise to cure various diseases at the fundamental level. For that, efficient carriers are needed for successful gene delivery. Synthetic 'non-viral' vectors, as cationic polymers, are quickly gaining popularity as efficient vectors for transmitting genes. [...]
2023 - 10.3389/fimmu.2023.1128582
Frontiers in immunology, Vol. 14 (May 2023) , art. 1128582  
4.
25 p, 5.2 MB Hybrid Gold Nanorod-Based Nanoplatform with Chemo and Photothermal Activities for Bimodal Cancer Therapy / Arellano-Galindo, Lilia (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Villar-Alvarez, Eva (Institut Català de Nanociència i Nanotecnologia) ; Varela, Alejandro (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Figueroa, Valeria (Universidad de Guadalajara. Departamento de Ingeniería Química) ; Fernandez-Vega, Javier (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Cambón, Adriana (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Prieto, Gerardo (Universidade de Santiago de Compostela. Departamento de Física Aplicada) ; Barbosa, Silvia (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Taboada, Pablo (Universidade de Santiago de Compostela. Departamento de Física de Partículas)
Metal nanoparticles (NPs), particularly gold nanorods (AuNRs), appear as excellent platforms not only to transport and deliver bioactive cargoes but also to provide additional therapeutic responses for diseased cells and tissues and/or to complement the action of the carried molecules. [...]
2022 - 10.3390/ijms232113109
International journal of molecular sciences, Vol. 23, Issue 21 (October 2022) , art. 13109  
5.
15 p, 3.6 MB Light excitation of gold Nanorod-Based hybrid nanoplatforms for simultaneous bimodal phototherapy / Arellano, Lilia G. (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Villar-Alvarez, Eva (Institut Català de Nanociència i Nanotecnologia) ; Velasco, Brenda (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Domínguez-Arca, Vicente (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Prieto, Gerardo (Universidade de Santiago de Compostela. Departamento de Física Aplicada) ; Cambón, Adriana (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Barbosa, Silvia (Universidade de Santiago de Compostela. Departamento de Física de Partículas) ; Taboada, Pablo (Universidade de Santiago de Compostela. Departamento de Física de Partículas)
In this work, we developed a hybrid nanosystem able to simultaneously combine its potential as a photodynamic (PDT) and plasmonic photothermal (PPTT) therapeutic agent to kill malignant cells. To do that, AuNRs were functionalized by means of the layer-by-layer (LbL) assembly technique using alternating layers of anionic poly(styrene sulfonate) (PSS) and cationic poly-L-lysine (PLL) as polyelectrolytes (PEs), and an outer final layer of hyaluronic acid (HA) to provide the hybrid particles with both sufficient colloidal stability and targeting ability to tumoral cells overexpressing CD44 receptors. [...]
2023 - 10.1016/j.molliq.2023.121511
Journal of Molecular Liquids, Vol. 377 (May 2023) , art. 121511  
6.
33 p, 799.0 KB Origin of the Anti-Markovnikov Hydroamination of Alkenes Catalyzed by L-Au(I) Complexes : Coordination Mode Determines Regioselectivity / Couce-Rios, Almudena (Universitat Autònoma de Barcelona. Departament de Química) ; Lledós, Agustí (Universitat Autònoma de Barcelona. Departament de Química) ; Fernández, Israel (Universitat Autònoma de Barcelona. Departament de Química) ; Ujaque Pérez, Gregori (Universitat Autònoma de Barcelona. Departament de Química)
The reaction mechanism and regioselectivity for the gold(I)-catalyzed hydroamination reaction of terminal alkenes are analyzed by means of density functional theory (DFT) calculations. The influence of the nature of the olefin as well as the ligand present in the gold(I) catalyst on the regioselectivity is investigated. [...]
2019 - 10.1021/acscatal.8b03843
ACS catalysis, Vol. 9, Issue 2 (February 2019) , p. 848-858  
7.
32 p, 1.2 MB Biotinylated phosphorus dendrimers as control line in nucleic acid lateral flow tests / Vidal, Laura (Universitat Autònoma de Barcelona. Departament de Química) ; Ben Aissa Soler, Alejandra (Universitat Autònoma de Barcelona. Departament de Química) ; Salabert Sabaté, Jordi (Universitat Autònoma de Barcelona. Departament de Química) ; Jara, José Juan (Universitat Autònoma de Barcelona. Departament de Química) ; Vallribera Massó, Adelina (Universitat Autònoma de Barcelona. Departament de Química) ; Pividori, María Isabel (Universitat Autònoma de Barcelona. Departament de Química) ; Sebastián Pérez, Rosa Maria (Universitat Autònoma de Barcelona. Departament de Química)
Lateral flow assays (LFA) are an affordable, easy-to-use, qualitative rapid test for clinical diagnosis in nonlaboratory environments and low-resource facilities. The control line of these tests is very important to provide a valid result, confirming that the platform operates correctly. [...]
2020 - 10.1021/acs.biomac.0c00161
Biomacromolecules, Vol. 21, Issue 3 (March 2020) , p. 1315-1323  
8.
26 p, 1.5 MB The Role of common cell culture media supplements on citrate-stabilized gold nanoparticle protein corona formation, aggregation state, and the consequent impact on cellular uptake / Barbero, Francesco (Institut Català de Nanociència i Nanotecnologia) ; Michelini, Sara (University of Salzburg. Department of Biosciences) ; Moriones, Oscar Hernando (Universitat Autònoma de Barcelona) ; Patarroyo, Javier (Institut Català de Nanociència i Nanotecnologia) ; Rosell Aluja, Jordi 1955- (Hospital Universitari Vall d'Hebron. Institut de Recerca) ; Gustà, Muriel F (Hospital Universitari Vall d'Hebron. Institut de Recerca) ; Vitali, Michele (Hospital Universitari Vall d'Hebron. Institut de Recerca) ; Martín, Luna (Vall d'Hebron Institut d'Oncologia) ; Canals, Francesc (Vall d'Hebron Institut d'Oncologia) ; Duschl, Albert (University of Salzburg. Department of Biosciences) ; Horejs-Hoeck, Jutta (University of Salzburg. Department of Biosciences) ; Mondragón, Laura (Institut Català de Nanociència i Nanotecnologia) ; Bastús, Neus G. (Institut Català de Nanociència i Nanotecnologia) ; Puntes, Víctor (Institut Català de Nanociència i Nanotecnologia)
Sodium citrate-stabilized gold nanoparticles (AuNPs) are destabilized when dispersed in cell culture media (CCMs). This may promote their aggregation and subsequent sedimentation, or under the proper conditions, their interaction with dispersed proteins can lead to the formation of a NP-stabilizing protein corona. [...]
2022 - 10.1021/acs.bioconjchem.2c00232
Bioconjugate chemistry, Vol. 33, issue 8 (Aug. 2022) , p. 1505-1514  
9.
31 p, 340.8 KB How to be heard when nobody wants to listen. Community action against mining in Argentina / Walter, Mariana (Universitat Autònoma de Barcelona) ; Martinez Alier, Joan (Universitat Autònoma de Barcelona) ; Universitat Autònoma de Barcelona. Institut de Ciència i Tecnologia Ambientals
Since 2002, Argentina has witnessed a growing number of mining conflicts. While national and provincial governments promote mining as a basis for development, local communities have opposed and acted to prevent it. [...]
2010 - 10.1080/02255189.2010.9669292
Canadian journal of development studies, Vol. 30 Núm. 1-2 (2010) , p. 281-303  
10.
24 p, 2.6 MB Growth-promoting gold nanoparticles decrease stress responses in arabidopsis seedlings / Ferrari, Eleonora (Universität Tübingen. Zentrum für Molekularbiologie der Pflanzen) ; Barbero, Francesco (Institut Català de Nanociència i Nanotecnologia) ; Busquets-Fité, Martí (Applied Nanoparticles. S.L.) ; Franz-Wachtel, Mirita (c Proteom Centrum) ; Köhler, Heinz-R. (Institut für Evolution und Ökologie. Institut für Evolution und Ökologie) ; Puntes, Víctor (Institut Català de Nanociència i Nanotecnologia) ; Kemmerling, Birgit (Universität Tübingen. Zentrum für Molekularbiologie der Pflanzen)
The global economic success of man-made nanoscale materials has led to a higher production rate and diversification of emission sources in the environment. For these reasons, novel nanosafety approaches to assess the environmental impact of engineered nanomaterials are required. [...]
2021 - 10.3390/nano11123161
Nanomaterials, Vol. 11, issue 12 (Dec. 2021) , art. 3161  

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