Search Results - "Herrera, Víctor"

Group Sunspot Numbers: A New Reconstruction of Sunspot Activity Variations from Historical Sunspot Records Using Algorithms from Machine Learning by Velasco Herrera, Víctor Manuel, Soon, Willie, Hoyt, Douglas V., Muraközy, Judit

“…Historical sunspot records and the construction of a comprehensive database are among the most sought after research activities in solar physics. Here, we…”
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Predicting Within-City Spatial Variations in Outdoor Ultrafine Particle and Black Carbon Concentrations in Bucaramanga, Colombia: A Hybrid Approach Using Open-Source Geographic Data and Digital Images by Lloyd, Marshall, Carter, Ellison, Diaz, Florencio Guzman, Magara-Gomez, Kento Taro, Hong, Kris Y, Baumgartner, Jill, Herrera G, Víctor M, Weichenthal, Scott

“…Outdoor ultrafine particles (UFP, <0.1 μm) and black carbon (BC) vary greatly within cities and may have adverse impacts on human health. In this study, we…”
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Multiple New or Updated Satellite Total Solar Irradiance (TSI) Composites (1978–2023) by Connolly, Ronan, Soon, Willie, Connolly, Michael, Cionco, Rodolfo Gustavo, Elias, Ana G., Henry, Gregory W., Scafetta, Nicola, Velasco Herrera, Víctor M.

“…Abstract Several total solar irradiance (TSI) satellite missions have been carried out since 1978. None of these missions have lasted more than one to two…”
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An assessment of public health surveillance of Zika virus infection and potentially associated outcomes in Latin America by Bautista, Leonelo E, Herrera, Víctor M

“…We evaluated whether outbreaks of Zika virus (ZIKV) infection, newborn microcephaly, and Guillain-Barré syndrome (GBS) in Latin America may be detected through…”
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Serum fatty acids and progression from dengue fever to dengue haemorrhagic fever/dengue shock syndrome by Villamor, Eduardo, Villar, Luis A., Lozano-Parra, Anyela, Herrera, Víctor M., Herrán, Oscar F.

“…PUFA might modulate inflammatory responses involved in the development of severe dengue. We aimed to examine whether serum PUFA concentrations in patients…”
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Sugar hydrogenation over a Ru/C catalyst by Sifontes Herrera, Víctor A., Oladele, Oluwamuyiwa, Kordás, Krisztián, Eränen, Kari, Mikkola, Jyri-Pekka, Murzin, Dmitry Yu, Salmi, Tapio

“…BACKGROUND: In recent years, exploitation of renewable resources has gained considerable attention. In this respect, polyols derived from the hydrogenation of…”
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Low Zinc Levels at Admission Associates with Poor Clinical Outcomes in SARS-CoV-2 Infection by Vogel-González, Marina, Talló-Parra, Marc, Herrera-Fernández, Víctor, Pérez-Vilaró, Gemma, Chillón, Miguel, Nogués, Xavier, Gómez-Zorrilla, Silvia, López-Montesinos, Inmaculada, Arnau-Barrés, Isabel, Sorli-Redó, Maria Luisa, Horcajada, Juan Pablo, García-Giralt, Natalia, Pascual, Julio, Díez, Juana, Vicente, Rubén, Güerri-Fernández, Robert

“…Zinc is an essential micronutrient that impacts host-pathogen interplay at infection. Zinc balances immune responses, and also has a proven direct antiviral…”
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Association between gross motor function and nutritional status in children with cerebral palsy: a cross‐sectional study from Colombia by Herrera‐Anaya, Elizabeth, Angarita‐Fonseca, Adriana, Herrera‐Galindo, Víctor M, Martínez‐Marín, Rocío D P, Rodríguez‐Bayona, Cindy N

“…Aim To determine the association between gross motor function and nutritional status in children with cerebral palsy (CP) residing in an urban area in a…”
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Avoidable mortality due to long-term exposure to PM2.5 in Colombia 2014–2019 by Rodriguez-Villamizar, Laura A, Belalcazar-Ceron, Luis Carlos, Castillo, María Paula, Sanchez, Edwin Ricardo, Herrera, Víctor, Agudelo-Castaéeda, Dayana Milena

“…Abstract Objective To compare estimates of spatiotemporal variations of surface PM 2.5 concentrations in Colombia from 2014 to 2019 derived from two global air…”
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Analyzing Atmospheric Circulation Patterns Using Mass Fluxes Calculated from Weather Balloon Measurements: North Atlantic Region as a Case Study by Connolly, Michael, Connolly, Ronan, Soon, Willie, Velasco Herrera, Víctor M., Cionco, Rodolfo Gustavo, Quaranta, Nancy E.

“…In recent decades, efforts to investigate atmospheric circulation patterns have predominantly relied on either semi-empirical datasets (i.e., reanalyses) or…”
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The association of tobacco control policies and the risk of acute myocardial infarction using hospital admissions data by Jan, Carmen, Lee, Marcos, Roa, Reina, Herrera, Víctor, Politis, Michael, Motta, Jorge

“…To evaluate the association of a nationwide comprehensive smoking ban (CSB) and tobacco tax increase (TTI) on the risk of acute myocardial infarctions (AMI) in…”
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Mitostasis, Calcium and Free Radicals in Health, Aging and Neurodegeneration by Godoy, Juan A., Rios, Juvenal A., Picón-Pagès, Pol, Herrera-Fernández, Víctor, Swaby, Bronte, Crepin, Giulia, Vicente, Rubén, Fernández-Fernández, Jose M., Muñoz, Francisco J.

“…Mitochondria play key roles in ATP supply, calcium homeostasis, redox balance control and apoptosis, which in neurons are fundamental for neurotransmission and…”
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Human genetic adaptation related to cellular zinc homeostasis by Roca-Umbert, Ana, Garcia-Calleja, Jorge, Vogel-González, Marina, Fierro-Villegas, Alejandro, Ill-Raga, Gerard, Herrera-Fernández, Víctor, Bosnjak, Anja, Muntané, Gerard, Gutiérrez, Esteban, Campelo, Felix, Vicente, Rubén, Bosch, Elena

“…SLC30A9 encodes a ubiquitously zinc transporter (ZnT9) and has been consistently suggested as a candidate for positive selection in humans. However, no direct…”
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Clinical Indicators of Fatal Dengue in Two Endemic Areas of Colombia: A Hospital-Based Case-Control Study by Rojas, Elsa M, Herrera, Víctor M, Miranda, María C, Rojas, Diana Patricia, Gómez, Adriana M, Pallares, Christian, Cobos, Sara M, Pardo, Lissethe, Gélvez, Margarita, Páez, Andrés, Mantilla, Julio C, Bonelo, Anilza, Parra, Edgar, Villar, Luis A

“…According to the World Health Organization, 98% of fatal dengue cases can be prevented; however, endemic countries such as Colombia have recorded higher case…”
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Use of Covariance Analysis in Electroencephalogram Reveals Abnormalities in Parkinson’s Disease by González-González, Gabriela, Velasco-Herrera, Víctor M., Ortega-Aguilar, Alicia

“…Covariance analysis from wavelet data in electroencephalographic records (EEG) was, for the first time, applied in this study to unravel information contained…”
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VNIR-SWIR using OreXpress spectroradiometer as a spectral approximation method to differentiate epithermal mineralization alteration phases. A case study from Jacinto and Big Golden Hill, Cuba by González Acosta, Virginia, Velasco-Herrera, Víctor M., Zúñiga, Emmanuel, Soon, Willie, Piñero-Pérez, Enrique C., Pimentel-Olivera, Higinio, Eymil-Romero, Eligio

“…Spectral differences (range: 350-2500 nm) between the three alteration phases related to low and high sulfidation epithermal mineralization has been studied in…”
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Amyloid β-Peptide Causes the Permanent Activation of CaMKIIα through Its Oxidation by Picón-Pagès, Pol, Fanlo-Ucar, Hugo, Herrera-Fernández, Víctor, Ausellé-Bosch, Sira, Galera-López, Lorena, Gutiérrez, Daniela A, Ozaita, Andrés, Álvarez, Alejandra R, Oliva, Baldomero, Muñoz, Francisco J

“…Alzheimer's disease (AD) is characterised by the presence of extracellular amyloid plaques in the brain. They are composed of aggregated amyloid beta-peptide…”
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Short-Term Effects of Air Pollution on Respiratory and Circulatory Morbidity in Colombia 2011⁻2014: A Multi-City, Time-Series Analysis by Rodríguez-Villamizar, Laura Andrea, Rojas-Roa, Néstor Yezid, Blanco-Becerra, Luis Camilo, Herrera-Galindo, Víctor Mauricio, Fernández-Niño, Julián Alfredo

“…Few studies have been conducted on the effect of air pollution on morbidity in Latin America. This study analyzed the effects of air pollution on respiratory…”
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Nifurtimox versus benznidazole or placebo for asymptomatic Trypanosoma cruzi infection (Equivalence of Usual Interventions for Trypanosomiasis - EQUITY): study protocol for a randomised controlled trial by Villar, Juan Carlos, Herrera, Víctor Mauricio, Pérez Carreño, Juan Guillermo, Váquiro Herrera, Eliana, Castellanos Domínguez, Yeny Zulay, Vásquez, Skarlet Marcell, Cucunubá, Zulma Milena, Prado, Nilda Graciela, Hernández, Yolanda

“…Either benznidazole (BZN) or nifurtimox (NFX) is recommended as equivalent to treat Trypanosoma cruzi infection. Nonetheless, supportive data from randomised…”
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Assessing the knowledge, attitudes and perceptions of tobacco-associated diseases and how it is influenced by tobacco products advertisement, promotion and sponsorship while enforcing a strong and comprehensive ban in Panama: a cross-sectional study by Quintana, Hedley Knewjen, Herrera, Víctor, Niño, Cecilio, Gómez, Beatriz, Roa, Reina

“…ObjectivesAssessing the knowledge, attitudes and perceptions (KAP) of tobacco-associated diseases, and how it is influenced by tobacco products' advertisement,…”
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