Search Results - "Balcells, Elvira"

Reduced microbial diversity of the nasopharyngeal microbiome in household contacts with latent tuberculosis infection by Ruiz-Tagle, Cinthya, Ugalde, Juan A., Naves, Rodrigo, Araos, Rafael, García, Patricia, Balcells, María Elvira

“…The upper respiratory tract is an obliged pathway for respiratory pathogens and a healthy microbiota may support the host's mucosal immunity preventing…”
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Evaluation of concordance of new QuantiFERON-TB Gold Plus platforms for Mycobacterium tuberculosis infection diagnosis in a prospective cohort of household contacts by Ruiz-Tagle, Cinthya, García, Patricia, Hernández, Mariluz, Balcells, María Elvira

“…Interferon-gamma (IFN-γ) release assays play a pivotal role in tuberculosis infection (TBI) diagnosis, with QuantiFERON-TB Gold Plus-an enzyme-linked…”
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Association of vitamin D deficiency, season of the year, and latent tuberculosis infection among household contacts by Balcells, María Elvira, García, Patricia, Tiznado, Camila, Villarroel, Luis, Scioscia, Natalia, Carvajal, Camila, Zegna-Ratá, Francesca, Hernández, Mariluz, Meza, Paulina, González, Luis F, Peña, Carlos, Naves, Rodrigo

“…Vitamin D (VD) enhances the immune response against Mycobacterium tuberculosis in vitro, and VD deficiency has been described in patients with active…”
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Endemic scrub typhus-like illness, Chile by Balcells, M Elvira, Rabagliati, Ricardo, García, Patricia, Poggi, Helena, Oddó, David, Concha, Marcela, Abarca, Katia, Jiang, Ju, Kelly, Daryl J, Richards, Allen L, Fuerst, Paul A

“…We report a case of scrub typhus in a 54-year-old man who was bitten by several terrestrial leeches during a trip to Chiloé Island in southern Chile in 2006. A…”
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Unraveling the Role of MicroRNAs in Mycobacterium tuberculosis Infection and Disease: Advances and Pitfalls by Ruiz-Tagle, Cinthya, Naves, Rodrigo, Balcells, María Elvira

“…Tuberculosis (TB) is an infectious disease of extremely high epidemiological burden worldwide that is easily acquired through the inhalation of infected…”
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A first insight on the population structure of Mycobacterium tuberculosis complex as studied by spoligotyping and MIRU-VNTRs in Santiago, Chile by Balcells, María Elvira, García, Patricia, Meza, Paulina, Peña, Carlos, Cifuentes, Marcela, Couvin, David, Rastogi, Nalin

“…Tuberculosis (TB) remains a significant public health problem worldwide, but the ecology of the prevalent mycobacterial strains, and their transmission, can…”
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Differential levels of anti-Mycobacterium tuberculosis-specific IgAs in saliva of household contacts with latent tuberculosis infection by Ruiz-Tagle, Cinthya, Naves, Rodrigo, García, Patricia, Günther, Anna, Schneiderhan-Marra, Nicole, Balcells, María Elvira

“…IntroductionMucosal immunity is strongly elicited in early stages of many respiratory and enteric infections; however, its role in tuberculosis pathogenesis…”
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SARS-CoV-2 vaccine booster in solid organ transplant recipients previously immunised with inactivated versus mRNA vaccines: A prospective cohort study by Dib, Martín, Le Corre, Nicole, Ortiz, Catalina, García, Daniel, Ferrés, Marcela, Martinez-Valdebenito, Constanza, Ruiz-Tagle, Cinthya, Ojeda, María José, Espinoza, Manuel A., Jara, Aquiles, Arab, Juan Pablo, Rabagliati, Ricardo, Vizcaya, Cecilia, Ceballos, María Elena, Sarmiento, Mauricio, Mondaca, Sebastián, Viñuela, Macarena, Pastore, Antonia, Szwarcfiter, Vania, Galdames, Elizabeth, Barrera, Aldo, Castro, Pablo, Gálvez, Nicolás MS, Soto, Jorge A., Bueno, Susan M., Kalergis, Alexis M., Nervi, Bruno, Balcells, M. Elvira

“…Solid-organ transplant (SOT) recipients have worse COVID-19 outcomes than general population and effective immunisation in these patients is essential but more…”
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Microbiome Changes during Tuberculosis and Antituberculous Therapy by Hong, Bo-Young, Maulén, Nancy Paula, Adami, Alexander J, Granados, Hector, Balcells, María Elvira, Cervantes, Jorge

“…The critical role of commensal microbiota in the human body has been increasingly recognized, and our understanding of its implications in human health and…”
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SARS-CoV-2 infectivity and antigenic evasion: spotlight on isolated Omicron sub-lineages by Barrera, Aldo, Martínez-Valdebenito, Constanza, Angulo, Jenniffer, Palma, Carlos, Hormazábal, Juan, Vial, Cecilia, Aguilera, Ximena, Castillo-Torres, Pablo, Pardo-Roa, Catalina, Balcells, María Elvira, Nervi, Bruno, Corre, Nicole Le, Ferrés, Marcela

“…Since the SARS-CoV-2 outbreak in 2019, a diversity of viral genomic variants has emerged and spread globally due to increased transmissibility, pathogenicity,…”
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The lung microbiome, vitamin D, and the tuberculous granuloma: A balance triangle by Balcells, María Elvira, Yokobori, Noemí, Hong, Bo-young, Corbett, John, Cervantes, Jorge

“…Mycobacterium tuberculosis (Mtb) has the extraordinary ability to persist for decades within granulomas in the human host. These histopathological structures…”
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Influence of SARS-CoV-2 mRNA Vaccine Booster among Cancer Patients on Active Treatment Previously Immunized with Inactivated versus mRNA Vaccines: A Prospective Cohort Study by Mondaca, Sebastián, Walbaum, Benjamín, Le Corre, Nicole, Ferrés, Marcela, Valdés, Alejandro, Martínez-Valdebenito, Constanza, Ruiz-Tagle, Cinthya, Macanas-Pirard, Patricia, Ross, Patricio, Cisternas, Betzabé, Pérez, Patricia, Cabrera, Olivia, Cerda, Valentina, Ormazábal, Ivana, Barrera, Aldo, Prado, María E, Venegas, María I, Palma, Silvia, Broekhuizen, Richard, Kalergis, Alexis M, Bueno, Susan M, Espinoza, Manuel A, Balcells, M Elvira, Nervi, Bruno

“…Cancer patients on chemotherapy have a lower immune response to SARS-CoV-2 vaccines. Therefore, through a prospective cohort study of patients with solid…”
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Diagnostic performance of GM-CSF and IL-2 in response to long-term specific-antigen cell stimulation in patients with active and latent tuberculosis infection by Balcells, María Elvira, Ruiz-Tagle, Cinthya, Tiznado, Camila, García, Patricia, Naves, Rodrigo

“…A simple blood test for detecting active tuberculosis (TB) could be key to this epidemic containment, given that a large proportion of patients are unable to…”
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Successful treatment with echinocandin in an HIV-infected individual failing first-line therapy for Pneumocystis jirovecii pneumonia by ELENA CEBALLOS, M, ORTEGA, Marcos, ANDRESEN, Max, WOZNIAK, Aniela, GARCIA, Patricia, BALCELLS, M. Elvira

“…In August 2010, a 39-year-old man was admitted to our hospital with acute respiratory failure that required prompt mechanical ventilation. A computed…”
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The first case of tinea faciei caused by Trichophyton mentagrophytes var. erinacei isolated in Chile by Concha, Marcela, Nicklas, Claudia, Balcells, Elvira, Guzmán, Ana María, Poggi, Helena, León, Eugenia, Fich, Felix

“…Background  Trichophyton mentagrophytes var. erinacei is a zoophilic dermatophyte transmitted by hedgehogs which human infections manifest as highly…”
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Mycobacterium abscessus pulmonary infection during hepatitis C treatment with telaprevir, peginterferon and ribavirin by Soza, Alejandro, M.D, Labbé, Pilar, Arrese, Marco, Riquelme, Arnoldo, Barrera, Francisco, Benítez, Carlos, Huete, Alvaro, Balcells, M. Elvira, Labarca, Jaime

“…AbstractThe first generation protease inhibitors has been the mainstay of hepatitis C treatment for the last couple of years, showing marked improvement in…”
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Rare Mycobacteria and HIV in Children: Two Case Reports by Johnson, Sarah M., Piñera, Cecilia, Whittaker, Elizabeth, Kirkhope, Natalie, Kon, Onn M., Satta, Giovanni, Balcells, Maria Elvira, Foster, Caroline

“…Initial investigations showed a raised C-reactive protein (CRP), leukopenia with lymphopenia, anaemia, hypergammaglobulinemia and hypoalbuminemia (see Online…”
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A comparative study of two different methods for the detection of latent tuberculosis in HIV-positive individuals in Chile by Balcells, María Elvira, Pérez, Carlos M, Chanqueo, Leonardo, Lasso, Martín, Villanueva, Marcela, Espinoza, Mónica, Villarroel, Luis, García, Patricia

“…Summary Objective To compare the performance of two tests for diagnosing latent tuberculosis (TB) infection in the HIV-positive population in Chile, in order…”
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Isoniazid preventive therapy and risk for resistant tuberculosis by Balcells, Maria Elvira, Thomas, Sara L, Godfrey-Faussett, Peter, Grant, Alison D

“…In the context of tuberculosis (TB) resurgence, isoniazid preventive therapy (IPT) is increasingly promoted, but concerns about the risk for development of…”
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Vitamin D and cathelicidin levels and susceptibility to Mycobacterium tuberculosis infection acquisition in household contacts by Ruiz-Tagle, Cinthya, Romero, Francisco, Naves, Rodrigo, Balcells, María Elvira

“…Vitamin D deficiency has been proposed to confer susceptibility to acquiring tuberculosis infection by impairing the innate immune response. In an exploratory…”
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