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Asenjo-Pascual J, Wiberg C, Shahsavan M, Salmeron-Sanchez I, Mauleon P, Aviles Moreno JR, Ocon P, Peljo P. Sulfonate-Based Triazine Multiple-Electron Anolyte for Aqueous Organic Flow Batteries. ACS Appl Mater Interfaces 2023; 15:36242-36249. [PMID: 37489711 PMCID: PMC10401562 DOI: 10.1021/acsami.3c05850] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/02/2023] [Accepted: 06/29/2023] [Indexed: 07/26/2023]
Abstract
A new highly soluble triazine derivative (SPr)34TpyTz showing three reversible redox processes with fast kinetics and high diffusion coefficients has been synthesized using an efficient, low-cost, and straightforward synthetic route. Concentrated single cell tests and DFT studies reveal a tendency of the reduced triazine species to form aggregates which could be avoided by tuning the supporting electrolyte concentration. Under the right conditions, (SPr)34TpyTz shows no capacity decay and good Coulombic, voltage, and energy efficiencies for the storage of two electrons. The storage of further electrons leads to a higher capacity decay and an increase of the electrolyte pH, suggesting the irreversible protonation of the generated species. So, a plausible mechanism has been proposed. A higher concentration of (SPr)34TpyTz shows slightly higher capacity decay and lower efficiencies due to the aggregate formation.
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Affiliation(s)
- Juan Asenjo-Pascual
- Department
of Applied Physical Chemistry, Universidad
Autónoma de Madrid, c/Fco. Tomás y Valiente 7, Cantoblanco, Madrid 28049, Spain
- Department
of Organic Chemistry, Universidad Autónoma
de Madrid, Madrid 28049, Spain
| | - Cedrik Wiberg
- Research
Group of Battery Materials and Technologies, Department of Mechanical
and Materials Engineering, Faculty of Technology, University of Turku, Turku 20014, Finland
| | - Mahsa Shahsavan
- Research
Group of Battery Materials and Technologies, Department of Mechanical
and Materials Engineering, Faculty of Technology, University of Turku, Turku 20014, Finland
| | - Ivan Salmeron-Sanchez
- Department
of Applied Physical Chemistry, Universidad
Autónoma de Madrid, c/Fco. Tomás y Valiente 7, Cantoblanco, Madrid 28049, Spain
| | - Pablo Mauleon
- Department
of Organic Chemistry, Universidad Autónoma
de Madrid, Madrid 28049, Spain
| | - Juan Ramon Aviles Moreno
- Department
of Applied Physical Chemistry, Universidad
Autónoma de Madrid, c/Fco. Tomás y Valiente 7, Cantoblanco, Madrid 28049, Spain
| | - Pilar Ocon
- Department
of Applied Physical Chemistry, Universidad
Autónoma de Madrid, c/Fco. Tomás y Valiente 7, Cantoblanco, Madrid 28049, Spain
| | - Pekka Peljo
- Research
Group of Battery Materials and Technologies, Department of Mechanical
and Materials Engineering, Faculty of Technology, University of Turku, Turku 20014, Finland
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Valdés S, Doulatram-Gamgaram V, Maldonado-Araque C, Lago-Sampedro A, García-Escobar E, García-Serrano S, García-Vivanco M, Garrido Juan L, Theobald MR, Gil V, Martín-Llorente F, Ocon P, Calle-Pascual A, Castaño L, Delgado E, Menendez E, Franch-Nadal J, Gaztambide S, Girbés J, Chaves FJ, Galán-García JL, Aguilera-Venegas G, Gutierrez-Repiso C, Fernández-García JC, Colomo N, Soriguer F, García-Fuentes E, Rojo-Martínez G. Ambient air pollution and thyroid function in Spanish adults. A nationwide population-based study (Di@bet.es study). Environ Health 2022; 21:76. [PMID: 35978396 PMCID: PMC9387071 DOI: 10.1186/s12940-022-00889-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/26/2022] [Accepted: 07/29/2022] [Indexed: 06/15/2023]
Abstract
BACKGROUND Recent reports have suggested that air pollution may impact thyroid function, although the evidence is still scarce and inconclusive. In this study we evaluated the association of exposure to air pollutants to thyroid function parameters in a nationwide sample representative of the adult population of Spain. METHODS The Di@bet.es study is a national, cross-sectional, population-based survey which was conducted in 2008-2010 using a random cluster sampling of the Spanish population. The present analyses included 3859 individuals, without a previous thyroid disease diagnosis, and with negative thyroid peroxidase antibodies (TPO Abs) and thyroid-stimulating hormone (TSH) levels of 0.1-20 mIU/L. Participants were assigned air pollution concentrations for particulate matter <2.5μm (PM2.5) and Nitrogen Dioxide (NO2), corresponding to the health examination year, obtained by means of modeling combined with measurements taken at air quality stations (CHIMERE chemistry-transport model). TSH, free thyroxine (FT4), free triiodothyronine (FT3) and TPO Abs concentrations were analyzed using an electrochemiluminescence immunoassay (Modular Analytics E170 Roche). RESULTS In multivariate linear regression models, there was a highly significant negative correlation between PM2.5 concentrations and both FT4 (p<0.001), and FT3 levels (p<0.001). In multivariate logistic regression, there was a significant association between PM2.5 concentrations and the odds of presenting high TSH [OR 1.24 (1.01-1.52) p=0.043], lower FT4 [OR 1.25 (1.02-1.54) p=0.032] and low FT3 levels [1.48 (1.19-1.84) p=<0.001] per each IQR increase in PM2.5 (4.86 μg/m3). There was no association between NO2 concentrations and thyroid hormone levels. No significant heterogeneity was seen in the results between groups of men, pre-menopausal and post-menopausal women. CONCLUSIONS Exposures to PM2.5 in the general population were associated with mild alterations in thyroid function.
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Affiliation(s)
- Sergio Valdés
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain.
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain.
| | - Viyey Doulatram-Gamgaram
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
| | - Cristina Maldonado-Araque
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Ana Lago-Sampedro
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Eva García-Escobar
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Sara García-Serrano
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Marta García-Vivanco
- Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT) - División de Contaminación Atmosférica, Madrid, Spain
| | - Luis Garrido Juan
- Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT) - División de Contaminación Atmosférica, Madrid, Spain
| | - Mark Richard Theobald
- Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT) - División de Contaminación Atmosférica, Madrid, Spain
| | - Victoria Gil
- Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT) - División de Contaminación Atmosférica, Madrid, Spain
| | - Fernando Martín-Llorente
- Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT) - División de Contaminación Atmosférica, Madrid, Spain
| | - Pilar Ocon
- UGC de Laboratorio (Bioquímica), Hospital Regional Universitario de Málaga, Instituto de Investigación Biomédica de Málaga (IBIMA), Málaga, Spain
| | - Alfonso Calle-Pascual
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Department of Endocrinology and Nutrition and Instituto de Investigación, Department Medicine II, Sanitaria University Hospital S. Carlos (IdISSC), Universidad Complutense (UCM), Madrid, Spain
| | - Luis Castaño
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Hospital Universitario Cruces, UPV/EHU, BioCrucesBarakaldo, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
| | - Elías Delgado
- Department of Endocrinology and Nutrition, Hospital Universitario Central de Asturias / University of Oviedo, Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Oviedo, Spain
| | - Edelmiro Menendez
- Department of Endocrinology and Nutrition, Hospital Universitario Central de Asturias / University of Oviedo, Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Oviedo, Spain
| | - Josep Franch-Nadal
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- EAP Raval Sud, Institut Català de la Salut, Unitat de Suport a la Recerca (IDIAP - Fundació Jordi Gol), Red GEDAPS, Primary Care, Barcelona, Spain
| | - Sonia Gaztambide
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
- EAP Raval Sud, Institut Català de la Salut, Unitat de Suport a la Recerca (IDIAP - Fundació Jordi Gol), Red GEDAPS, Primary Care, Barcelona, Spain
| | - Joan Girbés
- Genomic Studies and Genetic Diagnosis Unit, Fundación de Investigación del Hospital Clínico de Valencia - INCLIVA, Valencia, Spain
| | - F Javier Chaves
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Genomic Studies and Genetic Diagnosis Unit, Fundación de Investigación del Hospital Clínico de Valencia - INCLIVA, Valencia, Spain
| | | | | | - Carolina Gutierrez-Repiso
- UGC de Endocrinología y Nutrición. Hospital Universitario Virgen de la Victoria, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- CIBER de Fisiopatología de la Obesidad y Nutrición (CIBEROBN), Instituto de Salud Carlos III, Madrid, Spain
| | - José Carlos Fernández-García
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
| | - Natalia Colomo
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | | | - Eduardo García-Fuentes
- Unidad de Gestión Clínica de Aparato Digestivo, Hospital Universitario Virgen de la Victoria, Instituto de Investigación Biomédica de Málaga - IBIMA, Málaga, Spain
- CIBER Enfermedades Hepáticas y Digestivas - CIBEREHD, Instituto de Salud Carlos III, Málaga, Spain
| | - Gemma Rojo-Martínez
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
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Alonso SP, Valdés S, Maldonado-Araque C, Lago A, Ocon P, Calle A, Castaño L, Delgado E, Menéndez E, Franch-Nadal J, Gaztambide S, Girbés J, Chaves F, Garcia-Serrano S, Garcia-Escobar E, Fernandez-García JC, Olveira G, Colomo N, Rojo-Martínez G. Thyroid hormone resistance index and mortality in euthyroid subjects: Di@bet.es study. Eur J Endocrinol 2021; 186:95-103. [PMID: 34735370 DOI: 10.1530/eje-21-0640] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/15/2021] [Accepted: 11/04/2021] [Indexed: 11/08/2022]
Abstract
OBJECTIVE It has been proposed that a mild form of acquired resistance to thyroid hormone may occur in the general population. Its clinical significance remains largely unknown. The objective of the study was to explore whether a newly described thyroid hormone resistance index is associated with the risk of mortality in a sample of community-dwelling euthyroid subjects representative of the adult population of Spain. DESIGN Longitudinal observational study including 3750 individuals, free of thyroid disease, TPO antibodies-negative (<50 IU/mL) and with TSH levels within the euthyroid range (≥0.5 and ≤5.0 mUI/mL) participating in the nationwide study Di@bet.es (2008-2010). METHODS We used the Thyroid Feedback Quantile-based Index (TFQI) as a marker of resistance to thyroid hormone. The study population was grouped into categories according to their TFQI values at baseline. Fatal events were ascertained from the national death registry (end of follow-up December 2016). RESULTS A total of 231 deaths were recorded during an average follow-up of 7.3 years. Compared with the category with the highest sensitivity to free thyroxine (TFQI ≤ p5) (reference), the relative risk of mortality in the categories with TFQI > p5 and ≤p25; >p25 and ≤p50; >p50 and ≤p75; >p75 and ≤p95 and >p95 were 1.01, (0.47-2.19), 1.42 (0.68-2.97), 1.54 (0.74-3.22), 1.47 (0.70-3.11) and 2.61 (1.16-5.89), respectively (P for trend 0.003). The association remained significant after multivariate adjustment of the data (P for trend 0.017). CONCLUSIONS A thyroid hormone resistance index focused on deviations of the average pituitary response to thyroid hormones may be associated with all-cause mortality independently of other conventional risk factors and comorbidities.
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Affiliation(s)
- Silvia Patricia Alonso
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
| | - Sergio Valdés
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Cristina Maldonado-Araque
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Ana Lago
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Pilar Ocon
- UGC de Laboratorio (Bioquímica), Hospital Regional Universitario de Málaga, Instituto de Investigación Biomédica de Málaga (IBIMA), Málaga, Spain
| | - Alfonso Calle
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Department of Endocrinology and Nutrition, Hospital Universitario S. Carlos de Madrid, Madrid, Spain
| | - Luis Castaño
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Hospital Universitario Cruces, BioCruces Bizkaia, UPV/EHU, Barakaldo, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
| | - Elías Delgado
- Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
- Department of Endocrinology and Nutrition, Hospital Universitario Central de Asturias/University of Oviedo, Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Oviedo, Spain
| | - Edelmiro Menéndez
- Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
- Department of Endocrinology and Nutrition, Hospital Universitario Central de Asturias/University of Oviedo, Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Oviedo, Spain
| | - Josep Franch-Nadal
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- EAP Raval Sud, Institut Català de la Salut, Red GEDAPS, Primary Care, Unitat de Suport a la Recerca (IDIAP - Fundació Jordi Gol), Barcelona, Spain
| | - Sonia Gaztambide
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
- Department of Endocrinology and Nutrition, Hospital Universitario Cruces - BioCruces Bizkaia - UPV-EHU, Baracaldo, Barcelona, Spain
| | - Juan Girbés
- Diabetes Unit, Hospital Arnau de Vilanova, Valencia, Spain
| | - Felipe Chaves
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
- Genomic Studies and Genetic Diagnosis Unit, Fundación de Investigación del Hospital Clínico de Valencia-INCLIVA, Valencia, Spain
| | - Sara Garcia-Serrano
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Eva Garcia-Escobar
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - José Carlos Fernandez-García
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
| | - Gabriel Olveira
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Natalia Colomo
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
| | - Gemma Rojo-Martínez
- Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga/Universidad de Málaga, Instituto de Investigación Biomedica de Málaga-IBIMA, Málaga, Spain
- Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), Instituto de Salud Carlos III, Madrid, Spain
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Charradi K, Ahmed Z, Thmaini N, Aranda P, Al‐Ghamdi YO, Ocon P, Keshk SMAS, Chtourou R. Incorporating of layered double hydroxide/sepiolite to improve the performance of sulfonated poly(ether ether ketone) composite membranes for proton exchange membrane fuel cells. J Appl Polym Sci 2020. [DOI: 10.1002/app.50364] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Khaled Charradi
- Nanomaterials and Systems for Renewable Energy Laboratory Research and Technology Center of Energy Hammam Lif Tunisia
| | - Zakarya Ahmed
- Nanomaterials and Systems for Renewable Energy Laboratory Research and Technology Center of Energy Hammam Lif Tunisia
| | - Noura Thmaini
- Nanomaterials and Systems for Renewable Energy Laboratory Research and Technology Center of Energy Hammam Lif Tunisia
- Materials Science Institute of Madrid (ICMM), CSIC, c/Sor Juana Inés de la Cruz 3, Cantoblanco Madrid Spain
| | - Pilar Aranda
- Materials Science Institute of Madrid (ICMM), CSIC, c/Sor Juana Inés de la Cruz 3, Cantoblanco Madrid Spain
| | - Youssef O. Al‐Ghamdi
- Department of Chemistry College of Science Al‐Zulfi, Majmaah University Al‐Majmaah Saudi Arabia
| | - Pilar Ocon
- Departamento de Química Física Aplicada Universidad Autónoma de Madrid Madrid Spain
| | - Sherif M. A. S. Keshk
- Nanomaterials and Systems for Renewable Energy Laboratory Research and Technology Center of Energy Hammam Lif Tunisia
| | - Radouane Chtourou
- Nanomaterials and Systems for Renewable Energy Laboratory Research and Technology Center of Energy Hammam Lif Tunisia
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Blecua M, Fatas E, Ocon P, Gonzalo B, Merino C, de la Fuente F, Valenciano J, Trinidad F. Graphitized Carbon Nanofibers: new additive for the Negative Active Material of Lead Acid Batteries. Electrochim Acta 2017. [DOI: 10.1016/j.electacta.2017.10.067] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Ocon P, Vazquez L, Salvarezza RC, Arvia AJ, Herrasti P, Vara JM. Scanning Tunneling Microscopy Fractal Characterization of Poly(o-toluidine) Films Produced Electrochemically on Polyfaceted Gold Single Crystal Spheres. ACTA ACUST UNITED AC 2002. [DOI: 10.1021/j100060a032] [Citation(s) in RCA: 37] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Vazquez L, Hernandez Creus A, Carro P, Ocon P, Herrasti P, Palacio C, Vara JM, Salvarezza RC, Arvia AJ. Scanning tunneling microscopy and scanning electron microscopy observations of the early stage of silver deposition on graphite single crystal electrodes. ACTA ACUST UNITED AC 2002. [DOI: 10.1021/j100204a062] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Zubimendi JL, Vazquez L, Ocon P, Vara JM, Triaca WE, Salvarezza RC, Arvia AJ. Early stages of platinum electrodeposition on highly oriented pyrolytic graphite: scanning tunneling microscopy imaging and reaction pathway. ACTA ACUST UNITED AC 2002. [DOI: 10.1021/j100121a041] [Citation(s) in RCA: 55] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Balas A, Ocon P, Vicario JL, Alonso A. HLA-DR51 expression failure caused by a two-base deletion at exon 2 of a DRB5 null allele (DRB5*0110N) in a Spanish gypsy family. Tissue Antigens 2000; 55:467-9. [PMID: 10885571 DOI: 10.1034/j.1399-0039.2000.550513.x] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Abstract
Here we describe a new HLA class II null allele at the DRB5 gene. Serologic HLA typing of a Spanish gypsy family rendered the following paternal haplotype: A2-Cblk-B52-Bw4-DR15-DQ5. However, DNA typing demonstrated the presence of a DRB5 gene in the haplotype DRB1*1502-DRB5*0102-DQB1*05031. Complete DRB5 cDNA sequencing revealed a DRB5*0102 allele with a deletion of two nucleotides at exon 2 (239-240) in codon 80. This change generates a frame shift leading to a stop codon at position 86, and could explain the lack of DR51 protein at the cell surface. This is the second DRB5 null allele described together with DRB5*0108N, raising the number of HLA alleles with an expression disorder.
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Affiliation(s)
- A Balas
- Histocompatibility, Regional Transfusion Centre of Madrid, Spain
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Díaz R, San Vicente G, Merino JM, Rueda F, Ocon P, Herrasti P. Simultaneous electrodeposition of Cu–In–Se–Te thin films. ACTA ACUST UNITED AC 2000. [DOI: 10.1039/b000168f] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Abstract
In this study, we analyzed phagocytic cell function in 51 patients with active brucellosis and its relationship with different clinical, serological, and evolutionary variables. A control group was made up of 30 blood donors of similar geographic extraction, age, and sex, with no previous history of brucellosis or known exposure ot the infection or specific antibodies. The investigations were carried out at the time of diagnosis, at the conclusion of treatment, and after 6 months of follow-up. Polymorphonuclear leukocyte adherence and nitroblue tetrazolium reduction in response to Brucella antigen were significantly increased in the patients at the time of diagnosis with respect to the control group. In contrast, chemotaxis in response to Brucella antigen and phagocytosis were significantly reduced in the patients with respect to the control group. The alterations in phagocytic cell function were greater in patients with bacteremia, with focal forms of the disease, or with a longer diagnostic delay. Most of these initial alterations tended to normalize with treatment, indicating their transient character.
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Affiliation(s)
- P Ocon
- Unit of Immunology, Regional Hospital Carlos Haya, University of Málaga, Spain
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Ocon P, Gonzalez-Velasco J. The Effects of Pb, Cd, Tl, Cu, Ag and Bi Adatoms on Glyoxalate Oxidation Reactions on Au Electrodes in Alkaline Medium. Z PHYS CHEM 1990. [DOI: 10.1524/zpch.1990.167.part_2.207] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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Ocon P, Beden B, Lamy C. Electrocatalytic oxidation of 1,2-propanediol—II. Behaviour of platinum ad-atom electrodes in alkaline medium. Electrochim Acta 1987. [DOI: 10.1016/0013-4686(87)90038-7] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Ocon P, Beden B, Huser H, Lamy C. Electrocatalytic oxidation of 1,2-propanediol—I. Behaviour of platinum adatom electrodes in acid medium. Electrochim Acta 1987. [DOI: 10.1016/0013-4686(87)85003-x] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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